Substrate ·evidence-based

What to take for strength

Graded by the strength of the evidence — strongest first. Nothing here is sold to you.

Creatinegrade A— reliable improvement in strength/power with resistance training
Caffeinegrade B— reliable ergogenic effect on power and endurance performance
Ashwagandhagrade B— Ashwagandha supplementation was more efficacious than placebo for improving strength/power variables in healthy individuals.
Creatinegrade C— Post-menopausal females may experience benefits in skeletal muscle size and function with high-dose creatine.