A multi-ingredient, pre-workout supplement is apparently safe in healthy males and females.
Joy JM, Lowery RP, Falcone PH, Vogel RM, Mosman MM, Tai CY, Carson LR, Kimber D, Choate D, Kim MP, Wilson JM, Moon JR.
Joy JM, et al. Among authors: kim mp.
Food Nutr Res. 2015 Jun 16;59:27470. doi: 10.3402/fnr.v59.27470. eCollection 2015.
Food Nutr Res. 2015.
PMID: 26085481
Free PMC article.