Dr. Rhonda Patrick: Micronutrients for Health & Longevity

Studies like this highlight a potential negative effect of high-dose vitamin supplementation, which can indiscriminately block the stimulus our bodies need to grow stronger. For this reason, I do not recommend excessive vitamin supplements—instead, a wiser approach is to naturally stimulate the body’s own, far more potent antioxidant compounds with

Ultra-endurance athletes may not consume sufficient quantities or quality of food in their diet to meet these needs. Consequently, they may use oral vitamin and mineral supplements to maintain their health and performance.’