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Source of (an) amino acid(s) involved in muscle protein synthesis

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Boost Vitamin D3 Levels with Zahler's Advanced 50,000 IU Formula LifeSeasons Source of (an) amino acid(s)Description Advanced Nutrition by ZahlerAdvanced D3 FormulaSupports Healthy Bones and Immune System General Health Dietary Supplement Feel Better, EverydayNon GMOKosher PareveGluten FreeDairy FreeSoy FreeMade in a GMP FacilityVegetarian FriendlyVitamin D3 Vitamin D3 is a crucial nutrient for overall health. Yet, a typical diet does not provide the recommended amount of this vitamin. In addition to supporting bone and immune health, research shows that