Finasteride, minoxidil, dutasteride, PRP, exosomes, low-level laser therapy, transplant. Evidence ladders by sex and stage.
Loniten is an oral hypertension drug with a boxed warning. Rogaine is the approved hair product. Low-dose oral minoxidil for alopecia is off-label.
How 1st-generation PRP and 2nd-generation PRF differ in tube additives, spin speeds, growth factor release curves (1 hour vs 14 days), under-eye safety, and hair loss.
Frequent straightener users had 2.55 times the uterine cancer rate in the Sister Study. Here is what that means in absolute terms, and why FDA still has not banned…
Beard minoxidil is off-label with narrow evidence: two placebo-controlled RCTs in trans men, a cisgender 3% trial, and a twin study. Real effect sizes, timeline, and…
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…
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.