For someone training hard, the appeal is faster recovery from the wear and tear of heavy lifting, not direct muscle growth
It's about supporting your body's natural functions, not forcing an unnatural change
(6) M H Rasmussen, J Frystyk, T Andersen, L Breum, et al (1994) The impact of obesity, fat distribution, and energy restriction on insulin-like growth factor-1 (IGF-1), IGF-binding protein-3, insulin, and growth hormone Metabolism, 1994 Mar, Volume 43 (Issue 3), Pages 315-9
Key Product Benefits: Rapid response for supplementation of vitamin B1 and B12