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The Enhanced Newsletter

(5 things that’ll enhance your life that you didn’t know yesterday)

Hi there,

I’m fascinated by brains - especially my own. Some reading I’ve done this week shows that a lot of what's shaping your brain right now has nothing to do with willpower and everything to do with inputs you're barely thinking about, what's in the air you're breathing, the rhythm of your breath itself, and a supplement a lot of you have probably tried specifically to think sharper. Three completely unrelated studies, one theme: the brain takes its orders from the body more than we give it credit for.

​

I’ve run with this as a bit of a theme to some of the stories I’ve looked at this week. Who knows, I might oneday find something that actually helps me get through my to-do list 😉

​

Today we'll cover:

The "focus" supplement that might be quietly costing men a year of life
A $150 gadget that boosts your brain about as much as a month of extra workouts
The two-minute breathing trick that makes you bolder before a big decision
The equation mathematicians say predicts whether your relationship survives
A toothbrush that can see inside your mouth better than you can

Enhanced Longevity: The "Focus" Supplement That Might Be Costing Men a Year of Life

If you've ever added tyrosine to a pre-workout stack or a nootropic blend chasing sharper focus, this one's worth your attention. A study of more than 270,000 people just found that higher blood levels of the amino acid are linked to a shorter lifespan, but only in men.

Researchers from the University of Hong Kong and the University of Georgia mined the UK Biobank, a massive health and genetics database, looking at two amino acids involved in metabolism and brain chemistry: phenylalanine and tyrosine. Tyrosine is the one your body uses to build dopamine, the neurotransmitter behind mood, motivation, and focus, which is exactly why it's sold as a supplement in the first place.

Enhanced Longevity: The "Focus" Supplement That Might Be Costing Men a Year of Life

Using both straightforward observational data and a genetic technique called Mendelian randomization (which uses naturally occurring genetic variation to test for cause and effect, since your genes get "assigned" before your lifestyle does), the team found that elevated tyrosine had a plausible causal link to reduced life expectancy in men, an estimated loss of almost a year. Women showed no such effect. Phenylalanine, once tyrosine was accounted for, showed no effect on either sex.

Nobody knows exactly why yet. The leading guesses are insulin resistance (tyrosine metabolism intersects with blood sugar regulation) and the fact that tyrosine also feeds stress-hormone production, which behaves differently in male and female bodies. Both are hypotheses, not settled mechanisms.

Here's the important caveat: this study measured tyrosine levels in the blood, not supplement use. Nobody dosed anyone with tyrosine pills and watched what happened. So this isn't proof that your $25 tub of focus powder is shaving time off your life, it's a genuine, well-powered signal that chronically elevated tyrosine deserves more scrutiny than its gotten, especially for men.

Practical takeaway: if you're cycling tyrosine daily as a "just in case" cognitive enhancer with no specific need, this is a reasonable moment to stop and ask why. The upside was never that well-established for healthy people to begin with, and now there's a specific, named reason for caution.

Sources:

Enhanced Focus: The $150 Gadget That Boosts Your Brain Like a Month of Extra Workouts

Here's a low-effort brain upgrade that doesn't involve a subscription, a supplement, or willpower: a HEPA air purifier, sitting in the room where you already work.

Researchers studying 119 adults in Somerville, Massachusetts - a city sandwiched between two major highway, ran a randomized crossover trial. Every participant used a real HEPA purifier for a month and a fake one (identical, but with no actual filter) for another month, in random order, with a break in between. After each month, they took a cognitive test measuring processing speed and executive function, the kind of mental flexibility you use when you're switching between tasks or holding a plan together under pressure.

Among participants 40 and older (42% of the group), the real purifier month produced scores 12% faster than the sham month, even after controlling for how much time people spent indoors and how stressed the test made them. The researchers note that's a similar magnitude to the cognitive benefit people typically see from ramping up their exercise routine, not life-changing on its own, but a real, measurable edge, and the kind of small effect that compounds over years.

The likely mechanism: particulate matter from traffic has been shown to damage the brain's white matter, the wiring that connects regions responsible for exactly the mental flexibility this study measured.

Worth flagging: this was a small sample, the "over 60" subgroup had fewer than 10 people, and the intervention only ran a month, so there's no data yet on whether benefits keep building over time. It's also not yet clear whether the effect is bigger for people who live somewhere with genuinely bad air versus a low-pollution suburb.

Practical takeaway: if you live or work near heavy traffic, or just want a cheap, unsexy intervention with real data behind it, a true HEPA purifier (not a "HEPA-type" filter, check the label) for your bedroom or home office is a reasonable bet. It won't make you sharper today, but a month in, it might.

Sources:

Enhanced Performance: The Breathing Trick That Makes You Bolder in the Room

Before your next negotiation, pitch, or hard conversation, try this: breathe in for a count of two, then out for a count of eight. New research suggests it might change the actual decision you make.

A team from the German Institute of Human Nutrition and Charité - Universitätsmedizin Berlin, publishing in the well-regarded journal Neuron, had 41 people make a series of risk-based decisions while breathing either normally or in a slow pattern with a stretched-out exhale (a 2:8 inhale-to-exhale ratio). While they did, the researchers tracked brain activity via fMRI alongside heart rate, skin conductance, and pupil response.

The slower breathing raised heart rate variability, a marker of a calmer, more adaptable nervous system and boosted activity in brain regions tied to reward processing. People made bolder, riskier choices during the slow-breathing condition. Critically, the shift came from paying more attention to potential upside, not from caring less about potential downside, this wasn't recklessness, it was a change in what people were weighing.

The researchers frame this as evidence for "neurovisceral" models: the idea that your body's state doesn't just reflect your mental state, it actively steers it. Breathing techniques have existed across cultures for millennia; this is some of the more rigorous physiological proof that they're doing something real and specific, not just generically relaxing you.

The caveat: 41 people is a modest sample, and the "risk" they were measuring was a lab task with points on a screen, not a real negotiation or a real relationship conversation. Whether this generalizes cleanly to, say, asking for a raise is still an assumption, even if a reasonable one.

Practical takeaway: this isn't a fix for genuinely bad decisions, and it's not a tool for anything where being cautious is the correct call, like actual gambling. But if you tend to freeze up or underplay yourself in high-stakes moments where boldness would actually serve you, a couple of minutes of slow, exhale-heavy breathing beforehand is cheap, private, and now has real physiology behind it.

Sources:

Enhanced Relationships: The Equation That Predicts Whether Love Lasts

Mathematicians have spent decades modeling romantic relationships the same way they'd model an animal population and the results are more useful than that sounds.

Professor Laurent Pujo-Menjouet of the University of Lyon, building on work going back to population biologist Thomas Malthus and psychologist John Gottman (the researcher famous for predicting divorce from how couples argue), treats a relationship as what mathematicians call a dynamical system, something that changes over time in response to internal and external pressure.

Enhanced Relationships: The Equation That Predicts Whether Love Lasts

The model borrows a concept called the Allee effect, originally used to describe animal populations: below a certain critical threshold, a population struggles to recover; above it, it tends to stabilize and grow. Applied to a relationship, the idea is that there's a minimum level of relational "strength" needed to stay stable. Drop below it and stay there, and the math predicts an eventual drift toward separation not because of any single fight, but because the system can no longer self-correct.

​

Three forces shape where a relationship sits relative to that threshold: mutual attraction, the natural fading of intensity that happens in any long relationship, and how each partner emotionally responds to the other. The most useful insight from the model isn't about avoiding conflict: stress, arguments, and outside pressure are treated as inevitable. It's about resilience: how quickly and reliably a couple returns to equilibrium afterward.

​

As Pujo-Menjouet puts it, using a Three Little Pigs comparison: life sends wolves no matter what, the math is about whether you've built the brick house or the straw one.

​

The honest caveat here: this isn't a single controlled experiment, it's a synthesized modeling framework, drawn mostly from Western relationship data, and the researchers themselves stress that people defy their own equations constantly: therapy, personal growth, and plain stubbornness aren't in the model.

​

Practical takeaway: stop keeping score of whether you argue. Start paying attention to how long it takes you two to get back to normal afterward. That rebound time, more than the fight itself, is the number actually worth watching.

​

Sources:

ScienceDaily - Scientists say love follows hidden mathematical rules

Enhanced Gear: A Toothbrush That Can See Inside Your Mouth Better Than You Can

Most people don't floss consistently for the same boring reason they don't do most healthy things consistently: it's slightly annoying and easy to skip. Dyson's answer, launching today, is to stop asking for willpower and just build a machine that does it for you.

The Dyson CameraJet is, as far as anyone can tell, the first toothbrush with an actual camera built into the handle. A 100,000-pixel macro lens scans 28 images a second while you brush, and an onboard system Dyson calls Gap Optical Targeting identifies the gaps between your teeth in real time, firing a precision jet of mouthrinse into each one within 100 milliseconds of spotting it.

The engineering details are the actual story here, not the gimmick of "a toothbrush with a camera." The jet uses a conical spray pattern instead of the thin needle-stream most water flossers use, a design Dyson validated against a custom "proxy plaque" developed with the National University of Singapore's dental faculty. The rinse reservoir uses an anti-gravity pump so it fires evenly whether you're holding the brush upright, angled, or flat, which matters most in the back of your mouth, where most people's technique quietly falls apart. In a six-week clinical study of 204 people, the brush-and-jet combination outperformed a manual toothbrush; Dyson says the companion app streams the live camera feed in real time without recording or storing any of it.

Gum disease is common enough and quietly linked to broader cardiovascular health that a device engineered to make thorough interdental cleaning effortless rather than aspirational is solving a real problem, not a manufactured one.

At $500, it's a genuine investment in a task most people already own a $5 tool for. But the honest comparison isn't to a basic manual brush, it's to how many people actually floss daily with one. A gadget that removes the "remembering and doing it right" step might be the more realistic upgrade path for people who know they should floss and just... don't.

Practical takeaway: whether or not this specific brush is your speed, the underlying lesson holds, for habits you know are good for you but keep skipping, engineering the friction out tends to beat trying to will your way through it.

Sources:

Anyway! That's all for this week. See you next week for more life-enhancing TL;DRs from across the internet.

P.S. The trailer for a new Nathan Fielder documentary dropped this week. Have you ever seen so much awkwardness in one room?!

P.P.S. Know someone who'd like this? Forward it along - sign up here.

Did someone forward you this email? You can sign-up here.

Bored of hearing from me? No problem. You can unsubscribe from the Enhanced Newsletter here.

This email was sent to theenhancedmale@mailspo.com by The Enhanced Male
5126 Clareton Dr Suite 120 Agoura Hills, CA 91301

You received this email because you're part of The Enhanced Male crew. We love sharing updates but if it’s not agreeing with your inbox Unsubscribe here.

2a:T3ef8,Can't see this email? [Open in your browser](https://manage.kmail-lists.com/subscriptions/web-view?a=MqwnWT&c=01KZ7X9F612B5M0C9ZV39257M1&k=bda47aca1e036b8c3a6671c4d9968b0e&se=theenhancedmale%40mailspo.com&m=01M215WB9ZZNK8TZ2EGT68S0F6&r=01M240C8FHCFRGBFHACYPCY5XX) The Enhanced Newsletter (5 things that’ll enhance your life that you didn’t know yesterday) Hi there, I’m fascinated by brains - especially my own. Some reading I’ve done this week shows that a lot of what's shaping your brain right now has nothing to do with willpower and everything to do with inputs you're barely thinking about, what's in the air you're breathing, the rhythm of your breath itself, and a supplement a lot of you have probably tried specifically to think sharper. Three completely unrelated studies, one theme: the brain takes its orders from the body more than we give it credit for.I’ve run with this as a bit of a theme to some of the stories I’ve looked at this week. Who knows, I might oneday find something that actually helps me get through my to-do list 😉Today we'll cover: - The "focus" supplement that might be quietly costing men a year of life - A $150 gadget that boosts your brain about as much as a month of extra workouts - The two-minute breathing trick that makes you bolder before a big decision - The equation mathematicians say predicts whether your relationship survives - A toothbrush that can see inside your mouth better than you can Enhanced Longevity: The "Focus" Supplement That Might Be Costing Men a Year of Life If you've ever added tyrosine to a pre-workout stack or a nootropic blend chasing sharper focus, this one's worth your attention. [A study of more than 270,000 people](https://www.sciencedaily.com/releases/2026/09/260904000330.htm) just found that higher blood levels of the amino acid are linked to a shorter lifespan, but only in men. Researchers from the University of Hong Kong and the University of Georgia mined the UK Biobank, a massive health and genetics database, looking at two amino acids involved in metabolism and brain chemistry: phenylalanine and tyrosine. Tyrosine is the one your body uses to build dopamine, the neurotransmitter behind mood, motivation, and focus, which is exactly why it's sold as a supplement in the first place. [Enhanced Longevity: The "Focus" Supplement That Might Be Costing Men a Year of Life] Using both straightforward observational data and a genetic technique called Mendelian randomization (which uses naturally occurring genetic variation to test for cause and effect, since your genes get "assigned" before your lifestyle does), the team found that elevated tyrosine had a plausible causal link to reduced life expectancy in men, an estimated loss of almost a year. Women showed no such effect. Phenylalanine, once tyrosine was accounted for, showed no effect on either sex. Nobody knows exactly why yet. The leading guesses are insulin resistance (tyrosine metabolism intersects with blood sugar regulation) and the fact that tyrosine also feeds stress-hormone production, which behaves differently in male and female bodies. Both are hypotheses, not settled mechanisms. Here's the important caveat: this study measured tyrosine levels in the blood, not supplement use. Nobody dosed anyone with tyrosine pills and watched what happened. So this isn't proof that your $25 tub of focus powder is shaving time off your life, it's a genuine, well-powered signal that chronically elevated tyrosine deserves more scrutiny than its gotten, especially for men. Practical takeaway: if you're cycling tyrosine daily as a "just in case" cognitive enhancer with no specific need, this is a reasonable moment to stop and ask why. The upside was never that well-established for healthy people to begin with, and now there's a specific, named reason for caution. Sources: - [ScienceDaily - Popular brain supplement linked to shorter lifespan in men](https://www.sciencedaily.com/releases/2026/09/260904000330.htm) - [Zhao, Sun, Zhang & Ye, "The role of phenylalanine and tyrosine in longevity: a cohort and Mendelian randomization study," Aging, 2025](https://doi.org/10.18632/aging.206326) Enhanced Focus: The $150 Gadget That Boosts Your Brain Like a Month of Extra Workouts Here's a low-effort brain upgrade that doesn't involve a subscription, a supplement, or willpower: a HEPA air purifier, sitting in the room where you already work. [Enhanced Focus: The $150 Gadget That Boosts Your Brain Like a Month of Extra Workouts] Researchers studying 119 adults in Somerville, Massachusetts - a city sandwiched between two major highway, ran a randomized crossover trial. Every participant used a real HEPA purifier for a month and a fake one (identical, but with no actual filter) for another month, in random order, with a break in between. After each month, they took a cognitive test measuring processing speed and executive function, the kind of mental flexibility you use when you're switching between tasks or holding a plan together under pressure. Among participants 40 and older (42% of the group), the real purifier month produced scores 12% faster than the sham month, even after controlling for how much time people spent indoors and how stressed the test made them. The researchers note that's a similar magnitude to the cognitive benefit people typically see from ramping up their exercise routine, not life-changing on its own, but a real, measurable edge, and the kind of small effect that compounds over years. The likely mechanism: particulate matter from traffic has been shown to damage the brain's white matter, the wiring that connects regions responsible for exactly the mental flexibility this study measured. Worth flagging: this was a small sample, the "over 60" subgroup had fewer than 10 people, and the intervention only ran a month, so there's no data yet on whether benefits keep building over time. It's also not yet clear whether the effect is bigger for people who live somewhere with genuinely bad air versus a low-pollution suburb. Practical takeaway: if you live or work near heavy traffic, or just want a cheap, unsexy intervention with real data behind it, a true HEPA purifier (not a "HEPA-type" filter, check the label) for your bedroom or home office is a reasonable bet. It won't make you sharper today, but a month in, it might. Sources: - [ScienceDaily - HEPA air purifiers may boost brain function after just one month](https://www.sciencedaily.com/releases/2026/08/260830000016.htm) - [Pellegrino, Eliasziw, Fortinsky, Gates & Brugge, "Effect of HEPA filtration air purifiers on cognitive function from a secondary outcome analysis of a pragmatic randomized crossover trial," Scientific Reports, 2026](https://doi.org/10.1038/s41598-026-48063-8) Enhanced Performance: The Breathing Trick That Makes You Bolder in the Room [Enhanced Performance: The Breathing Trick That Makes You Bolder in the Room] Before your next negotiation, pitch, or hard conversation, try this: breathe in for a count of two, then out for a count of eight. New research suggests it might change the actual decision you make. A team from the German Institute of Human Nutrition and Charité - Universitätsmedizin Berlin, publishing in the well-regarded journal Neuron, had 41 people make a series of risk-based decisions while breathing either normally or in a slow pattern with a stretched-out exhale (a 2:8 inhale-to-exhale ratio). While they did, the researchers tracked brain activity via fMRI alongside heart rate, skin conductance, and pupil response. The slower breathing raised heart rate variability, a marker of a calmer, more adaptable nervous system and boosted activity in brain regions tied to reward processing. People made bolder, riskier choices during the slow-breathing condition. Critically, the shift came from paying more attention to potential upside, not from caring less about potential downside, this wasn't recklessness, it was a change in what people were weighing. The researchers frame this as evidence for "neurovisceral" models: the idea that your body's state doesn't just reflect your mental state, it actively steers it. Breathing techniques have existed across cultures for millennia; this is some of the more rigorous physiological proof that they're doing something real and specific, not just generically relaxing you. The caveat: 41 people is a modest sample, and the "risk" they were measuring was a lab task with points on a screen, not a real negotiation or a real relationship conversation. Whether this generalizes cleanly to, say, asking for a raise is still an assumption, even if a reasonable one. Practical takeaway: this isn't a fix for genuinely bad decisions, and it's not a tool for anything where being cautious is the correct call, like actual gambling. But if you tend to freeze up or underplay yourself in high-stakes moments where boldness would actually serve you, a couple of minutes of slow, exhale-heavy breathing beforehand is cheap, private, and now has real physiology behind it. Sources: - [ScienceDaily - A longer exhale may push your brain toward bolder decisions](https://www.sciencedaily.com/releases/2026/09/260904000320.htm) - [Huang, Schmidt, Rebollo et al., "Slow breathing impacts inter-organ dynamics modulating brain function and risk behavior," Neuron, 2026](https://doi.org/10.1016/j.neuron.2026.04.044) Enhanced Relationships: The Equation That Predicts Whether Love Lasts Mathematicians have spent decades modeling romantic relationships the same way they'd model an animal population and the results are more useful than that sounds. [Professor Laurent Pujo-Menjouet of the University of Lyon](https://www.sciencedaily.com/releases/2026/09/260906170140.htm), building on work going back to population biologist Thomas Malthus and psychologist John Gottman (the researcher famous for predicting divorce from how couples argue), treats a relationship as what mathematicians call a dynamical system, something that changes over time in response to internal and external pressure. [Enhanced Relationships: The Equation That Predicts Whether Love Lasts] The model borrows a concept called the Allee effect, originally used to describe animal populations: below a certain critical threshold, a population struggles to recover; above it, it tends to stabilize and grow. Applied to a relationship, the idea is that there's a minimum level of relational "strength" needed to stay stable. Drop below it and stay there, and the math predicts an eventual drift toward separation not because of any single fight, but because the system can no longer self-correct.Three forces shape where a relationship sits relative to that threshold: mutual attraction, the natural fading of intensity that happens in any long relationship, and how each partner emotionally responds to the other. The most useful insight from the model isn't about avoiding conflict: stress, arguments, and outside pressure are treated as inevitable. It's about resilience: how quickly and reliably a couple returns to equilibrium afterward.As Pujo-Menjouet puts it, using a Three Little Pigs comparison: life sends wolves no matter what, the math is about whether you've built the brick house or the straw one.The honest caveat here: this isn't a single controlled experiment, it's a synthesized modeling framework, drawn mostly from Western relationship data, and the researchers themselves stress that people defy their own equations constantly: therapy, personal growth, and plain stubbornness aren't in the model.Practical takeaway: stop keeping score of whether you argue. Start paying attention to how long it takes you two to get back to normal afterward. That rebound time, more than the fight itself, is the number actually worth watching.Sources: - [ScienceDaily - Scientists say love follows hidden mathematical rules](https://www.sciencedaily.com/releases/2026/09/260906170140.htm) Enhanced Gear: A Toothbrush That Can See Inside Your Mouth Better Than You Can Most people don't floss consistently for the same boring reason they don't do most healthy things consistently: it's slightly annoying and easy to skip. Dyson's answer, launching today, is to stop asking for willpower and just build a machine that does it for you. [Enhanced Gear: A Toothbrush That Can See Inside Your Mouth Better Than You Can] [The Dyson CameraJet](https://uncrate.com/dyson-camerajet-toothbrush/) is, as far as anyone can tell, the first toothbrush with an actual camera built into the handle. A 100,000-pixel macro lens scans 28 images a second while you brush, and an onboard system Dyson calls Gap Optical Targeting identifies the gaps between your teeth in real time, firing a precision jet of mouthrinse into each one within 100 milliseconds of spotting it. The engineering details are the actual story here, not the gimmick of "a toothbrush with a camera." The jet uses a conical spray pattern instead of the thin needle-stream most water flossers use, a design [Dyson validated](https://www.dyson.com/oral-care) against a custom "proxy plaque" developed with the National University of Singapore's dental faculty. The rinse reservoir uses an anti-gravity pump so it fires evenly whether you're holding the brush upright, angled, or flat, which matters most in the back of your mouth, where most people's technique quietly falls apart. In a six-week clinical study of 204 people, the brush-and-jet combination outperformed a manual toothbrush; Dyson says the companion app streams the live camera feed in real time without recording or storing any of it. Gum disease is common enough and quietly linked to broader cardiovascular health that a device engineered to make thorough interdental cleaning effortless rather than aspirational is solving a real problem, not a manufactured one. At $500, it's a genuine investment in a task most people already own a $5 tool for. But the honest comparison isn't to a basic manual brush, it's to how many people actually floss daily with one. A gadget that removes the "remembering and doing it right" step might be the more realistic upgrade path for people who know they should floss and just... don't. Practical takeaway: whether or not this specific brush is your speed, the underlying lesson holds, for habits you know are good for you but keep skipping, engineering the friction out tends to beat trying to will your way through it. Sources: - [Uncrate - Dyson CameraJet Toothbrush](https://uncrate.com/dyson-camerajet-toothbrush/) - [Dyson - Oral care](https://www.dyson.com/oral-care) Anyway! That's all for this week. See you next week for more life-enhancing TL;DRs from across the internet. [Stephen] P.S. [The trailer for a new Nathan Fielder documentary dropped this week](https://www.youtube.com/watch?v=SdqFSGPvRwE). Have you ever seen so much awkwardness in one room?!P.P.S. Know someone who'd like this? Forward it along - sign up here. Did someone forward you this email? [You can sign-up here](https://manage.kmail-lists.com/subscriptions/subscribe?a=MqwnWT&g=Pgp2J4&utm_source=Klaviyo&utm_medium=email&utm_campaign=The%20Enhanced%20Newsletter%20%2321&_kx=nf3jdGxNrQgMHMWOs3OyAA.MqwnWT). Bored of hearing from me? No problem. [You can unsubscribe from the Enhanced Newsletter here](https://manage.kmail-lists.com/subscriptions/unsubscribe?a=MqwnWT&c=01KZ7X9F612B5M0C9ZV39257M1&k=bda47aca1e036b8c3a6671c4d9968b0e&se=theenhancedmale%40mailspo.com&m=01M215WB9ZZNK8TZ2EGT68S0F6&r=01M240C8FHCFRGBFHACYPCY5XX). [Shadow] This email was sent to theenhancedmale@mailspo.com by The Enhanced Male 5126 Clareton Dr Suite 120 Agoura Hills, CA 91301 You received this email because you're part of The Enhanced Male crew. We love sharing updates but if it’s not agreeing with your inbox [Unsubscribe here](https://manage.kmail-lists.com/subscriptions/unsubscribe?a=MqwnWT&c=01KZ7X9F612B5M0C9ZV39257M1&k=bda47aca1e036b8c3a6671c4d9968b0e&se=theenhancedmale%40mailspo.com&m=01M215WB9ZZNK8TZ2EGT68S0F6&r=01M240C8FHCFRGBFHACYPCY5XX). 1f:["$","article",null,{"className":"min-w-0 flex-1 overflow-hidden","aria-label":"Is This Supplement Damaging?","children":[["$","$L27",null,{"emailId":"976a458d-9023-445e-8d7b-46251dd934b9"}],["$","$L28",null,{"email":{"id":"976a458d-9023-445e-8d7b-46251dd934b9","subject":"Is This Supplement Damaging?","previewText":"Can't see this email? 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