Your Supplements Were Probably Tested on Men For decades, women were actively excluded from clinical trials. The assumption was that male biology could stand in for everyone. That assumption was wrong — and the supplement industry still hasn't caught up. Women comprise only around 34% of participants in exercise and health research. Hormonal fluctuations are rarely accounted for in supplement efficacy studies. Perimenopause and menopause affect every woman, yet remain significantly...

It Started With a Simple Question Why are most supplements still formulated as though every body is the same? The answer wasn't encouraging. Most supplement research is conducted on young male subjects. Dosages are extrapolated from studies that rarely account for hormonal fluctuations. And the changes that every woman experiences — through her 30s, 40s, 50s and beyond — are treated as an afterthought by an industry selling one-size-fits-all solutions. Active women over 30 were being failed....

Why Your Training Feels Different After 30 If you've noticed that recovery takes longer, your energy doesn't feel as consistent, or your body responds differently to the same training you've always done — it's not in your head. Hormonal changes that begin in your 30s and accelerate through perimenopause and menopause fundamentally alter how your body responds to exercise, recovers from training, and builds or maintains muscle. The frustrating part? Most fitness and nutrition advice is still...