5 Facts About Calcium You Need for a Healthy Life Before we continue, let us answer this question. How much calcium do you need? – See the table below: Age Male Female Pregnant Lactating 0–6 months* 200 mg 200 mg 7–12 months* 260 mg 260 mg 1–3 years 700 mg 700 mg 4–8 years 1,000 mg 1,000 mg 9–13 years 1,300 mg 1,300 mg 14–18 years 1,300 mg 1,300 mg 1,300 mg 1,300 mg 19–50 years 1,000 mg 1,000 mg 1,000 mg 1,000 mg 51–70 years 1,000 mg 1,200 mg 71+ years 1,200 mg 1,200 mg * Adequate Intake (AI) Source: https://ods.od.nih.gov/factsheets/Calcium-HealthProfessional/ 1) Calcium is an Essential Mineral for a Strong and Healthy Bone Bones are fortified with calcium.