The Swell Score

Your skin can flag what’s happening inside. It can’t diagnose it.

Insulin resistance is linked to two of these signs. US survey data found it in 4 in 10 adults aged 18 to 44 without diabetes, and nearly half of them weren’t obese.

Diabetes screening checks blood sugar, which can look normal while insulin resistance builds. That’s why step one asks for both tests.

The American Diabetes Association counts dark velvety patches as a reason to test adults who carry extra weight.

One skin tag is common. Studies linked a cluster to insulin resistance.

Brown patches on the face are linked to hormones and sun. A study that checked the liver found no link.

Yellow eyelid patches predicted heart attacks over 33 years in 12,745 Danes, even after accounting for cholesterol.

In trials, walking soon after a meal lowered blood sugar spikes most.

A clue is a reason to ask your doctor, not a reason to panic.

Share this with someone who has diabetes or heart disease in the family.

PMID: 28007053, 31769902, 20464083, 32180596, 30479858, 34473288, 35904706, 19486232, 39093647, 31499151, 21920887, 41358893, 36715875, 39430643, 33609335

The Swell Score

1d ago

FDA rules do make a supplement say which vitamin D is in the bottle.
They just let it sit in parentheses or the ingredient list, under the same two words both forms share.

So when a 6-month winter trial of 436 adults over 60 tested both, only the D3 group kept its vitamin D steady. The group on D2 from mushrooms dropped, just like placebo. Both still go on the label as vitamin D.

That doesn’t make D2 poison. Pooled studies show it still raises total vitamin D. A 2026 review of 26 studies found it raised blood calcium and lowered the hormone that pulls calcium from bone.

The fix is knowing which form you take.

Reading fine print is our medical team’s job. On vitamin D, it’s one word.

If yours is a prescription, don’t change it on your own. Ask your doctor which form it is.

Share this with someone you care about.

PMID: 40973107, 38458370, 27052537, 22623385, 33339304, 40601932, 28679555, 37865222, 35281034

The Swell Score

5d ago

In 2022, the appliance industry wrote a test for how well purifiers remove gases. The rating on the box still covers smoke, dust and pollen.

That test is optional, and its gas rating isn’t on the label yet.

So when a blinded Johns Hopkins trial showed carbon-stage purifiers cutting nitrogen dioxide in real homes, it went into a journal, not onto a box.

This is not a case against particle filters. Particles did about 84% of the harm in that 2024 ranking, and the rating covers them well.

The purifier industry has spent decades selling gas filters under a rating built for particles.

Our medical team vetted a purifier against it. That trial used Austin Air’s standard HealthMate, on units Austin donated, and measured nitrogen dioxide, not formaldehyde. We found no trial yet of the Plus’s added carbon.

Comment AIR and we’ll send you the purifier our medical team stands behind plus a 20% discount on your first unit

PMID: 38150532, 34449285, 24329966

The Swell Score

6d ago

In its 2027 budget request, the FDA asked Congress for power to set binding limits on contaminants in food.

The lead limits it already set for some baby foods are voluntary. Its microplastics page was last updated in July 2024.

So when a 2023 lab study found three minutes of microwaving could make a baby food container shed up to 4.22 million microplastics per square centimeter, there was no limit to hold that against. (Hussain et al., 2023, PMID 37343248)

The FDA says it continues to monitor the research.

This isn’t a reason to stop buying baby food. Consumer Reports isn’t telling parents to avoid anything it tested, and its heavy-metal results improved.

That lab number came from water, not food. And a 2026 review called the effects of microplastics on babies “poorly defined.” (Gaa et al., 2026, PMID 42100931)

It’s a reason to keep heat away from the plastic, and to ask who is checking.

Before we stock a supplement, we check its third-party lab results against the label. For microplastics in baby food, there isn’t a standard test yet.

Share this with someone you care about.

Source: https://www.consumerreports.org/babies-kids/baby-food/baby-foods-heavy-metals-microplastics-testing-a5925463846/

The Swell Score

7d ago

Your brain burns about a fifth of your energy every day, and it runs on a short list of nutrients to build its cells, make its messengers, and protect its wiring.

When one runs low, it often shows up as a brain problem first. Brain fog, low energy, poor focus, a flat mood. Easy to blame on stress or age, when it can be a nutrient gap no one checked.

The reassuring part: most of this comes from everyday food. Eggs, oily fish, leafy greens, legumes, nuts and seeds, a little meat or dairy cover most of the list.

And more is not automatically better. Supplements earn their place when there is a real gap, and a few (iron and vitamin D especially) cause problems in excess. The goal is not to max one nutrient, but to stop your brain running short on any of them.

For the real gaps, our medical team vetted the ones worth trusting. Doctor-curated, third-party tested.

Comment STORE and we’ll send you the link to shop them.

The Swell Score

12d ago

Hydrogen peroxide has been poured on cuts since the 1800s, and it fell out of clinical wound care years ago. The first-aid aisle never caught up.

A first-aid product only has to be safe to sell, not proven to help a wound heal. The label says antiseptic. It never says what that does to healing skin.

Peroxide is not poison. A quick rinse to lift dirt is not the same as soaking a healing cut, and the lab damage is dose dependent. The gap is that the aisle never tells you the difference.

So when a 2022 trial tested hypochlorous acid, the molecule your white blood cells make, on freshly made skin wounds, it was linked to faster early healing and lower bacterial counts than saline. By day ten saline caught up, so it is a faster start, not a miracle.

The first-aid industry spent decades selling century-old antiseptics and a 1950s antibiotic under a standard that never asked if they help a wound close.

Our medical team vetted Active Skin Repair against those three rules.

Comment REPAIR and we’ll send you the one our medical team stands behind.

(Rueda-Fernandez et al., 2022, PMID 35466431 / Smack et al., 1996, PMID 8805732 / Burian et al., 2022, PMID 35578822)

The Swell Score

14d ago

Food isn’t random when it comes to how you feel. But it isn’t the whole story of your anxiety either.

The mechanisms on these slides are real. They just aren’t equal.

Caffeine and alcohol have the strongest evidence. In one study, 71% of people with panic disorder said caffeine felt like their panic attacks. (Charney et al., 1985, PMID 2983630)

Sugar is tied more to low mood than to anxiety itself, and it’s the crash that can feel like panic. (2024 review, PMID 39479195)

Gluten only affects people with a real sensitivity, and most people are fine. The gut and brain do talk, but through inflammation, not gut serotonin reaching the brain.

Red Dye No. 40’s EU warning label and California ban are real, though most of that research was done in kids. (Miller et al., 2022, PMID 35484553)

None of this means the fix is a perfect diet, or that food replaces real support. It means a few everyday foods are worth a closer look, long before you blame yourself for how you feel.

Send this to someone who’s been under a lot of pressure lately.

The Swell Score

19d ago

For years, poor sleep was treated as a timing problem, and melatonin was the obvious first choice.

BUT the science has moved.

Researchers increasingly describe chronic insomnia as hyperarousal: a nervous system stuck in readiness, not a clock set wrong. This change explains why melatonin, a timing signal, underdelivers, and why compounds acting on arousal keep outperforming it.

The SLEEP 2026 trial fits. Participants took melatonin 5mg or reishi extract standardized to 6% triterpenes, with insomnia severity measured at 8 weeks.

One trial, a conference abstract, not peer-reviewed. But it points where the wider literature is heading.

We didn’t run the study. We vetted a reishi you can trust the label on.

Comment REISHI and we’ll send you the one our medical team stands behind.

(Ferracioli-Oda et al., 2013, PMID 23691095 / Riemann et al., 2010, PMID 19481481. Head-to-head trial, SLEEP 2026.)

The Swell Score

22d ago

Productivity culture treats every spare minute as something to fill.

The research points the other way. Boredom itself is not the magic. What the studies keep pointing to is the mind-wandering it makes room for, especially during easy, unplugged moments like a walk or the dishes.

Sitting with your own thoughts is harder than it sounds, though. In a 2014 study, people left alone for 15 minutes could press a button for an electric shock they had said they would pay to avoid. 67% of men and 25% of women pressed it. One man pressed it 190 times. (Wilson et al., 2014, PMID 24994650)

A phone makes that discomfort easy to skip, so the quiet never lasts long enough for your brain to finish its work.

We vet everything on our shelf. Some of the best things for your brain will never be on it.

Share this with someone you care about.

Source material
https://www.instagram.com/p/Dd9bV0_IEs-/

The Swell Score

23d ago

The supplement aisle is full of testosterone boosters.

Boosting is what sells, and a marginal shortfall is easy to miss, because in the study it was the zinc inside the cells that tracked testosterone, not the zinc a blood test reads.

So when a 1996 study cut zinc in healthy young men and testosterone fell 73%, then gave deficient older men 30 mg a day and it roughly doubled, it did not become a headline.

Read honestly, it is smaller than it sounds. The restriction was four men, the supplementation nine, no placebo, one lab. The direction is what holds up, confirmed since across 38 studies: deficiency lowers testosterone, correcting it brings it back, and extra zinc past that does nothing.

The men most likely to be short eat plant heavy, go light on meat, or train hard and sweat it out.

The industry sells testosterone as something you add. The real lever is something you stop missing.

Our medical team vetted a zinc against that: the right form, a real dose, and third party lab results we read before stocking it.

Comment ZINC and we will send you the one we stand behind.

(Prasad et al., 1996, PMID 8875519 / Te et al., 2023, PMID 36577241)

The Swell Score

25d ago

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