Most vitamin D supplement shoppers have never checked whether their bottle says D2 or D3, and most marketing doesn’t make a strong case that it should matter. New research out of the University of Surrey suggests it does — and not in the direction most people would guess. D2 and D3 Aren’t the Same Molecule […]
Apple cider vinegar has one of the longest-running reputations in the weight-loss world — a spoonful before meals, a diluted morning shot, the promise that something this cheap and simple can meaningfully move the scale. The evidence is more complicated than either the enthusiastic claims or a flat dismissal suggests, and 2025 gave the whole […]
Type your weight, goal weight, and target date into most online weight-loss calculators, and you’ll get a confident-looking number: cut this many calories a day, lose this much weight by this date. Most of these tools are quietly built on a rule that’s been known to be wrong for over a decade. Here’s the difference […]
Scalp psoriasis gets lumped in with ordinary dandruff more often than it should. It’s a distinct autoimmune, plaque-forming condition — not a flaky-scalp variant — and it’s historically been harder to treat on the scalp specifically than on other parts of the body, partly because hair makes topical treatments messy and inconsistent to apply. A […]
JAK inhibitors like baricitinib and ritlecitinib have gotten most of the attention in alopecia areata treatment over the past few years, and for good reason — they’re the first FDA-approved options for an autoimmune condition that used to have none. But a different drug, working through an entirely different immune pathway, just reported real trial […]
Bakuchiol shows up in almost every “natural retinol alternative” roundup, usually marketed as pregnancy-safe and gentle enough for sensitive skin without giving up retinol’s anti-aging results. That’s a big claim for an ingredient derived from the seeds of the babchi plant. Here’s what the actual research says it can and can’t do. The Study Behind […]
Sunscreen shopping in the United States has meant choosing from the same short list of UV filters for two decades, while European and Asian formulas have quietly moved ahead with better technology. That gap just closed. In June 2026, the FDA approved bemotrizinol — the first new sunscreen active ingredient cleared for the U.S. market […]