Which millet is good for bone strength and density?

Finger millet (Eleusine coracana) and pearl millet are the most powerful millets for bone health, providing the highest levels of calcium, magnesium, and phosphorus among cereal grains. A 2021 systematic review in Sustainability (MDPI) confirmed finger millet as uniquely effective for addressing calcium deficiency and supporting bone mineralization.

Millets for bone health and the science behind them:

Finger millet (Ragi): 344–364 mg Ca/100 g — highest calcium among all cereals; 5–10 times more calcium than wheat, rice, or maize; 3 times the calcium of cow's milk.

Pearl millet: Provides both calcium and phosphorus in well-balanced ratios, supporting hydroxyapatite crystal formation in bone tissue.

Magnesium (all millets): Magnesium activates Vitamin D, which is essential for calcium absorption in the gut and deposition in bone.

Potassium (finger millet — 408 mg/100 g): Reduces urinary calcium excretion, preserving bone calcium.

Clinical evidence: A trial showed finger millet supplementation reduced bone resorption marker Beta-CTX by 47% in post-menopausal women and 28% in peri-menopausal women.

Children: 23.4% calcium retention from finger millet diets supports bone accretion during growth.

Phosphorus: Sorghum and pearl millet are rich sources of phosphorus, the second most important mineral for bone matrix formation after calcium.

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