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Advanced Nutrition by Zahler®Supports Health Bones & Immune SystemDietary SupplementChildren's HealthFeel Better Everyday™Kosher ParveThis Product was Manufactured in a GMP Certified FacilityNon GMOGluten FreeDairy FreeSoy FreeVitamin D3 is the only vitamin the body can manufacture from sunlight (UVB rays). This life sustaining bone building and immune modulating vitamin is a crucial nutrient for overall health.