A comprehensive supplement combining three forms of Calcium with Magnesium and Vitamin D3 to support strong bones, muscle function, and aid calcium absorption. Features: Three Forms of Calcium for optimal absorption. Contains Magnesium for muscle health. Vitamin D3 to enhance Calcium utilization. Supports bone mineral density. Active Ingredients (per tablet): Calcium Citrate, Calcium Phosphate, Calcium Amino Acid Chelate (providing elemental Calcium 229.2mg total); Magnesium Phosphate, Magnesium Oxide-heavy (providing elemental Magnesium 115.9mg total); Cholecalciferol (Vitamin D3 200 IU); Vitamins C, K1, Zinc, Manganese, Folic Acid.Blackmores is Australia's leading natural health company. The brand is dedicated to developing high-quality products based on expertise in vitamins, minerals, herbs, and nutrients, inspiring people to take a natural approach to health.Adults: Take 1 to 4 tablets daily with food, or as professionally prescribed. Divide doses over the day for best absorption.Consultation: Always Read The Label. If Symptoms Persist, Talk To Your Health Professional. Interactions: Consult A Doctor If Taking Blood Thinners (Vitamin K Can Interfere). Calcium Can Interact With Certain Medications (E.G., Thyroid Medication, Some Antibiotics); Take Several Hours Apart. Side Effects: Contains Magnesium, Which May Cause Loose Bowels Or Diarrhea In High Doses.