An amino acid naturally found in male testes, pituitary gland, and hypothalamus. Studies show 3 grams to increase testosterone levels by 42% in healthy men. Fast becoming one of the most reliable new products to come out in years. Can be taken alone, or stacked with other supplements including pre-workout powders, creatine, glutamine or BCAAs. Do not take with whey protein in the same shake (complex proteins like whey may interfere with d-aspartic acid's uptake). May be used by adult athletes of all ages.
- Power & strength amino acid powder
- Clinically proven
- Average of 42% testosterone increase
- Also reduces muscle destroying cortisol
- May also support natural GH levels