Optimum Nutrition Amino Energy + Collagen Powder – 5g Amino Acids, 100 mg Caffeine & UC-II Joint Support Alfalfa HAIR & NAILS: Helps support

HAIR & NAILS: Helps support skin elasticity and hydration

and results are not guaranteed

These premium nutrients may help support a heart-healthy lifestyle

Scientifically tested and used by healthcare professionals

Optimum Nutrition Amino Energy + Collagen Powder – 5g Amino Acids, 100 mg Caffeine & UC-II Joint Support Alfalfa HAIR & NAILS: Helps supportEssential AMIN. O. Energy + UC II collagen combines 5 g of amino acids, 100 mg natural caffeine, and undenatured type II collagen to support energy, focus, muscle recovery and healthy joints. Vitamin C supports collagen synthesis and provides antioxidant support. Collagen contains higher levels of proline, hydroxyproline and glycine than many other protein sources.