Topicals with evidence, the actives that don't have it, peels, lasers for skin, and the conditions that resist all of it.
Snail mucin has real but modest human trial evidence: split-face RCT data, an acne combination trial, and industry funding. Rated evidence, dust-mite allergy risk, and…
Dermatology's beef-tallow problem is an evidence vacuum: no controlled trials, a sebum claim that fails lipid chemistry, and financially-biased promotion. What tallow is…
Dermarolling for hair loss has real randomized-trial evidence as a minoxidil adjunct, not as a standalone. Here is what the trials show, what needle depth does, and the…
Bakuchiol is the plant-derived retinol alternative with one head-to-head 12-week trial behind it. Exact numbers, tolerability data, combination use, and what pregnancy…
Fungal acne is Malassezia folliculitis, a yeast overgrowth that mimics acne and shrugs off antibiotics. Evidence on diagnosis clues, ketoconazole washes, and oral…
Scalp massage for hair growth rests on one tiny 9-man thickness trial and one self-reported survey. Here are the real numbers, the protocol tested, and how it compares…
Biotin gummies promise thicker hair and stronger nails. The evidence is thinner than the marketing - and high-dose biotin can skew lab tests, including troponin. What to…
Rosemary oil went viral after one 2015 trial found it matched minoxidil 2% for hair growth. What that trial really showed, what 2025 guidelines say, and how to use it…
A 2021 Columbia study showed some gray hairs re-pigment when stress eases. Which cases can reverse, which blood tests matter, and why anti-gray supplements fail.
Foam and liquid minoxidil share one active ingredient but differ in propylene glycol, dosing, and FDA label history. What the trials and drug labels actually show.