The conclusion on these three ingredients falls in line with what we've previously found; there is very little evidence backing up their claim of increasing testosterone levels for the vast majority of people.
Tribulus terrestris, magnesium, and ashwagandha extract probably have a limited ability to increase testosterone levels in young, healthy, and trained individuals.
Young, healthy males on a balanced diet, will probably not see any meaningful benefits in using testosterone boosters containing zinc, tongkat ali, or fenugreek. Older males or males who have low testosterone levels may see some improvement when using these products.
In our series on soy protein, we covered topics including its effects on testosterone, health benefits, and body composition. Here we'll go over our findings and make a final recommendation on whether or not soy protein is worth taking.
Fitness enthusiasts use protein supplements to increase performance gains. With interest in healthy lifestyles on the rise, many are searching for alternatives to animal products such as whey or casein proteins. Soy protein is an easy alternative as it's plant based and contains all of the essential amino acids. Resistance...