Enhances muscle contraction, testosterone levels and muscle recovery*

Calcium - Combined with other essential minerals (zinc, magnesium) and vitamin B6 may raise testosterone in males while playing an important role in regulating whole body metabolism and physical performance. *

Betaine - Shown to increase both vertical jump power and squat force (and helped maintain those increases) in a study published in the Journal of the International Society of Sports Nutrition in 2010.*

Vitamin D3 - Rapidly converted in the body to support the immune system, bone strength and muscle function. *

Krebs Cycle chelated minerals - Deliver highly active, bioavailable forms of minerals essential for strong bones and muscle tone. *