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Optimum Nutrition

ON 100% Gold Standard Casein Protein

  • Casein not only supports muscle rebuilding, it may also help with weight management support by helping you feel fuller longer. Casein products are acid sensitive and thicken in the stomach
  • The Gold Standard for Slow-Digesting Protein, delivering 24 Grams of slowly digesting protein per serving that is best used between meals or before bed.
  • Each Serving of Gold Standard 100% Casein provides nearly 5 Grams of Naturally Occurring BCAAs and is an Excellent Source of Calcium
  • Frequently purchased with Gold Standard 100% Whey, Platinum Hydrowhey, and Creatine
  • Fast-digesting gold standard 100% whey
  • Slow-digesting gold standard 100% casein
  • Comprehensive protein support day and night

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