Supplements

A registered dietitian’s protein powder guide: how much you really need, whey vs casein vs plant by DIAAS, who benefits, and why the kidney scare is a myth.

If you've been searching "cordyceps for energy," the direct answer is: it can modestly improve aerobic exercise tolerance after several weeks of use, but the evidence rests on one small RCT and the effect size is not comparable to creatine or even strong caffeine. This article walks through exactly what the Hirsch 2017 trial found,

Glycine for sleep: 3 g pre-bed dose, NMDA and glycine receptor mechanism, the Japanese RCTs, forms, GlyNAC for older adults, and honest evidence gaps.

If you are searching whether reishi mushroom genuinely improves sleep, the short answer is: it might, but the human evidence is much thinner than the marketing suggests — the strongest clinical data come from a fatigue trial, not a sleep study, and most of the direct sleep research is in rodents. This article breaks down

A brown bag review is a free pharmacist check of everything you take. The exact checklist of what to bring and what they look for.

A nutrition scientist’s honest take on the best Ca-AKG supplements: the one small human pilot, the mouse data, dosing, and why generic beats branded.

A registered dietitian on the creatine loading phase: skip it, take 5 g daily, and reach the same muscle saturation. What timing actually matters and what doesn’t.

If you're searching "rhodiola side effects," you may already sense that the adaptogen's reputation for being risk-free is a bit too clean. The honest answer is: rhodiola is better tolerated than most adaptogens at clinical doses, but it has a dose-dependent side-effect profile that the herbal-supplement market underreports — including insomnia, jitteriness, mild cardiovascular signals,

If you're asking whether rhodiola is a good choice for energy, the honest answer is: it can be, but only for a specific kind of fatigue — the stress-driven, HPA-axis-mediated kind, not the kind you fix with a stronger coffee. This article breaks down what the clinical evidence actually shows for rhodiola and energy, how

A nutrition scientist’s take on the best TMG supplements: where betaine actually earns its place (methylation, NMN stacks, performance) and where it’s oversold.