Latest Research
What the science is saying
Week of September 14, 2026 — Aloha, friends. This week is all about second looks: what 565 studies really say about the internet’s favorite peptides, a gentler follow-up to last fall’s melatonin scare, a clue to why “eat your greens” can land differently in sensitive bellies, and the small mineral trick that helps water do its job after a sweat. As always, we’ve translated the science-speak into plain language. Settle in with something warm.
A big report card for the peptide craze
What the researchers found: A team at UCLA gathered 565 studies on six of the most talked-about wellness peptides (short chains of the same building blocks that make up protein) — names you may have seen online like BPC-157 and ipamorelin — and graded the evidence as a whole. More than two-thirds of the studies were done in animals, not people, and the human studies that do exist were mostly small, without the careful controls that make results trustworthy. Their conclusion, shared by UCLA Health on August 31, 2026: the marketing has sprinted far ahead of the science.
Why it matters for you: If you’re peptide-curious, this isn’t a scolding — it’s a grounding. The honest state of things is that these popular peptides are still early-stage research, and products from unregulated websites can carry real risks, from unknown doses to contaminants. The reviewers’ own advice for feeling and performing better is beautifully familiar: sleep, nourishment, and steady movement first — and if peptides stay on your mind, explore them with a licensed healthcare provider, never a mystery checkout cart.
Source: UCLA Health, August 2026
About that melatonin headline — a calmer second look
What the researchers found: Last fall, a preliminary conference report linked long-term melatonin use with heart trouble, and the headlines were scary. Now a study in the peer-reviewed heart journal Open Heart (published in 2026) has taken a second look using NHANES — a big national survey that tracks the health habits of tens of thousands of Americans — covering roughly 51,000 adults over two decades. After accounting for the usual heart-risk factors, melatonin users showed no higher rate of heart failure than non-users.
Why it matters for you: This is reassuring, but it’s not the final word — the survey captured recent melatonin use, not years of nightly habit, and didn’t know doses. Our take stays the same as ever: melatonin is a hormone, not a vitamin, and it works best as a short-term helper while you tend the deeper rhythms — light, wind-down time, a steady bedtime. If it’s become a nightly fixture, that’s a lovely thing to talk through with your provider.
Source: Open Heart, via PubMed, 2026
When healthy plants and sensitive bellies don’t quite agree
What the researchers found: Researchers at the University of North Carolina studied oxalate — a natural compound in wholesome foods like spinach, almonds, and sweet potatoes — in people living with inflammatory bowel conditions. They found those guts make fewer of the little transporter proteins that normally move oxalate along, so more of it lingers — and in follow-up experiments in mice and lab-grown cells, that lingering oxalate stirred up extra inflammation. The work was published in the journal Cellular and Molecular Gastroenterology and Hepatology in August 2026 and highlighted this week.
Why it matters for you: The researchers were clear that nobody should swear off leafy greens over this — it’s early science, and plants remain deeply good for us. What we love about this study is the why it hints at: the same healthy plate can feel different from one belly to the next, for reasons written into our biology. It’s exactly why we believe gut support should never be one-size-fits-all.
Source: UNC School of Medicine via ScienceDaily, September 2026
Helping your water actually stay with you
What the researchers found: In a small Japanese study published in the peer-reviewed journal Nutrients this June, 15 young adults exercised until they’d sweated out about 1% of their body weight, then drank as much as they liked of either plain water, sparkling water, or versions of each with electrolytes (minerals like sodium that help your body hold on to fluid). The electrolyte versions were kept far better — roughly 68% of what people drank stayed in the body, versus about 43% with plain water. One quiet surprise: the fizz in sparkling water led people to drink noticeably less overall.
Why it matters for you: It’s a small study, so hold it lightly — but it echoes what hydration science keeps finding: after a good sweat, water plus a pinch of minerals rehydrates more efficiently than water alone. And if sparkling water is your love language, no need to give it up — just notice the bubbles may be quietly shrinking your sips, and pour a little extra.
Source: Nutrients, June 2026
The research shared here is for education and curiosity — it's not medical advice, and these statements haven't been evaluated by the FDA. Our products aren't intended to diagnose, treat, cure, or prevent any disease. For guidance on your own health, talk with your healthcare provider — or book a consultation with us and we'll explore it together.
