Performance supplements include vitamins, minerals, herbs, amino acids as well as extracts and metabolites that are said to improve athletic ability, muscle strength and endurance (ergogenic aids), augment muscle growth (muscle protein synthesis), boost anabolic hormones like testosterone or growth hormone (HGH), reduce pain and fatigue, raise nitric oxide levels, modulate lactic acid levels or enhance male and/or female sexual prowess. Supplements may come in powders, capsules, gel caps bars or liquids and may be sold as individual ingredients or as part of multi-ingredient dietary supplements.
Does Testofen Fenugreek Extract Raise Testosterone? Is It Safe?
Update January 4, 2024. Tesofen is an ingredient found in supplements touted to boost testosterone levels. As such, it's one... READ MORE
Does Creatine Cause Rhabdomyolysis (Rhabdo)? Review Of Research
Creatine (creatine monohydrate), the most popular muscle-building supplement in history has been criticized as causing Rhabdomyolysis (rhabdo), a serious medical... READ MORE
Death From Kratom? Is It True? Review Of Evidence
Kratom, also called Mitragyna speciosa, the psycoactive, pain reducing/stimulant herbal compound has been popular and controversial almost since the start.... READ MORE
Does Creatine Cause Hair Loss?
Can creatine supplements make your hair fall out? This was a question I was recently asked and to be honest,... READ MORE
Is Creatine Safe For Women?
Creatine is by far, the most popular fitness and weight lifting supplement in history with literally hundreds of peer-reviewed studies... READ MORE
Is Creatine Safe For Kids? A Parents Guide To Creatine Supplements
Updated February 15, 2025. Creatine safety in kids is a question I often get asked by parents of children who... READ MORE