• Optimum Nutrition Gold Standard Casein Cookies 896g
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Optimum Nutrition Gold Standard Casein Cookies 896g

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Faster digesting amino acids are desirable immediately before and after exercise to help refuel recovering muscles, but slow digestion and absorption may be more beneficial at other times - including bedtime when your body typically goes for hours without food.* Casein proteins are acid sensitive and thicken in the stomach. Compared to some other proteins, it can take more than twice as long for Gold Standard 100% Casein to be broken down into its amino acid subcomponents. By using only premium micellar casein as a protein source, ON has created a formula that sets the standard for slow digesting protein support. BEYOND THE BASICS:

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