Dietary Supplements for Athletes. Nutrition .gov
What dietary supplements help athletes perform better? Should you take sports supplements?
NIH. Dietary Supplements: What You Need to Know.
NIH Office of Dietary Supplements
The mission of the National Institute of Health Office of Dietary Supplements is to strengthen knowledge and understanding of dietary supplements by evaluating scientific information, stimulating and supporting research, disseminating research results, and educating the public to foster an enhanced quality of life and health for the U.S. population.
NIH Office of Dietary Supplement Botanical Dietary Supplements
Herbs At A Glance : the National Center for Complementary and Integrative Health
Herbs at a Glance is a series of brief fact sheets that provides basic information about specific herbs or botanicals—common names, what the science says, potential side effects and cautions, and resources for more information.
Dietary Supplements and Female and Athletes
Dietary Supplements and Athletes and Physical endurance
Antlers and Athletic Performance