Question: what vitamins are in kefir?
Answer: Protein: 4 grams. Calcium: 10% of the RDI. Phosphorus: 15% of the RDI. Vitamin B12: 12% of the RDI. Riboflavin (B2): 10% of the RDI. Magnesium: 3% of the RDI. A decent amount of vitamin D.