Ragi (Finger Millet) has seen a massive resurgence in 2026. From Ragi malt to sourdough Ragi bread, it’s everywhere. However, for those with a history of urolithiasis (kidney stones) or a family history of renal issues, a big question remains: Does Ragi cause kidney stones? In this deep dive, we use clinical data to separate myth from reality and show you the scientific "security protocol" for eating Ragi safely. 1. The Biochemistry of Ragi: Calcium vs. Oxalate Ragi is unique among cereals because it is an outlier in its mineral composition. The Calcium King: Ragi contains roughly 344mg of calcium per 100g—nearly 3x that of milk and 10x that of rice or wheat. The Oxalate Factor: According to studies archived in PubMed (National Library of Medicine), Ragi contains moderate levels of oxalates, ranging from 11.3mg to 29mg per 100g. The "Internal Shield" Theory Scientifically, the risk of a food causing stones isn't just about its oxalate content; it’s about the C...
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