Ultimate Test Max Our first lifting-specific supplement is one that has been well-received, Natural Testosterone Booster. This product was created as a natural alternative to steroids which so many have heard about. Interestingly, other effects of this product are an increase in libido and regulation of moods in addition to more muscle growth. Non-natural steroids have been illegal and are frowned upon by professional sports organizations. Always be sure to have a talk with your doctor before taking any kind of supplement support.