
BCAA or leucine - what to choose: scenarios for vegans, older people, fasted training and calorie deficit, dosages from research, a selection table and quality tips.
EAA and whey protein: free essential amino acids versus whole protein - composition, absorption speed, effect on muscle protein synthesis, forms, calorie content and tolerability.
EAA or whey protein - who should choose what: beginners, vegans, people with lactose intolerance, older people, during cutting and during long workouts. Servings from research and selection criteria.

Glutamine and BCAA: a conditionally essential amino acid versus three essential ones - functions in the body, the link in muscle metabolism, data on immunity and muscle growth, safety.
Glutamine or BCAA - what to choose: scenarios for strength sports, endurance, weight loss and vegetarians, what to do instead of these supplements, doses from research and quality criteria.
Taurine and betaine: chemical nature, place in homocysteine metabolism, functions as osmolytes, sports research data, the medical use of betaine and the safety of both substances.

Taurine or betaine - who should choose what: endurance, strength training, a vegan diet, energy drinks in the diet, elevated homocysteine and cholesterol. Doses from research and safe limits.
CLA and L-carnitine: a fatty acid versus a fatty acid transporter - chemistry, CLA isomers, the carnitine shuttle, meta-analysis data on weight loss, forms and safety.
CLA or L-carnitine - who should choose what: weight loss, vegetarians, recovery after strength training, insulin resistance and cardiovascular risk. Doses from research, forms and cautions.

BCAA or leucine: composition, biochemistry, the role of mTOR, the significance of isoleucine and valine, research data and practical differences between the forms. A comparative editorial review with literature.
BCAA or leucine - what to choose: scenarios for vegans, older people, fasted training and calorie deficit, dosages from research, a selection table and quality tips.