Enhanced with the addition of Vitamin B6, ZMA contains zinc and magnesium and is a uniquely formulated mineral support. Vitamin B6 contributes to the regularity and balance of hormone activity. Zinc plays a part in the maintenance of normal testosterone levels in the blood, whilst Magnesium helps normal nervous system functionality.
Our promise to you: Precision Engineered has pioneered the manufacture of premium sports nutrition supplements. Our commitment to quality is the highest in our industry. Every product undergoes rigorous analysis for purity, potency, safety and freshness. We guarantee it!