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Health O

Health O — a blog about training, nutrition and recovery

Training

Who should not take Pregnenolone

Contraindications to pregnenolone: hormone-dependent tumors, pregnancy, taking hormonal medications, psychiatric and neurological conditions, doping control. An editorial analysis.

Andriy Melnyk · 9 min

Training

Nutrition

Nutrition

Theacrine: what it is and how it works

Theacrine (1,3,7,9-tetramethyluric acid): origin from kucha tea, chemical structure, effect on adenosine and dopamine receptors, differences from caffeine. An editorial overview.

Reviews