Muscle & performance
Compounds tracked for strength, power, and training adaptation.
9 compounds
Ashwagandha
Ashwagandha is one of the most widely used adaptogenic herbs in Ayurvedic medicine — an ancient Indian tradition — and it's become popular in the modern wellness…
View detailsCaffeine
Caffeine is the world's most widely used stimulant — found in coffee, tea, energy drinks, and countless supplements — and it is one of the more extensively studied…
View detailsCreatine monohydrate
Creatine is one of the most researched supplements in sports nutrition. Your muscles naturally store it as a rapid energy reserve for explosive, high-intensity…
View detailsIron
Iron is essential for making hemoglobin — the protein in red blood cells that carries oxygen throughout your body — making it critical for energy, physical…
View detailsL-citrulline
L-citrulline is an amino acid that is converted to L-arginine and supports the nitric oxide pathway associated with vasodilation — the mechanism often cited for the…
View detailsTestosterone cypionate
Testosterone cypionate is the most commonly prescribed form of testosterone replacement therapy (TRT) in the United States — a long-acting injectable that restores…
View detailsTestosterone enanthate
Testosterone enanthate is nearly identical to testosterone cypionate — another long-acting injectable form of testosterone replacement therapy used to treat…
View detailsWhey protein
Whey protein is widely used as a muscle-building protein supplement — a fast-digesting protein derived from milk that contains all nine essential amino acids and is…
View detailsZinc
Zinc is an essential mineral your body uses for immune defense, wound healing, taste and smell, and testosterone production, among dozens of other functions. It's…
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