Calcium carbonate is the most common form of calcium ... It contains 55 mg of calcium per 600 mg serving and is available in powder form, making it easy to incorporate into your daily routine.

Psyllium husk 0.6g, calcium (as carbonate) 60mg; per cap; contains potassium. 3.4g of powder in 8oz liquid, or 2 wafers or 5 caps with 8oz liquid 1–3 times daily, or 5 caps plus calcium with 8oz ...