Natural Nutra Calcium Magnesium Zinc (Cal-Mag Zinc) with Vitamin D3,100

Customers find this supplement to be of good quality and appreciate its health benefits, particularly as a supplement for a healthy immune system. The product receives positive feedback for its nutritional content, with one customer noting its ideal 2:1 ratio of calcium to magnesium, and its effectiveness in helping with cramps and leg cramps at night. While some customers find it easy to swallow, others report difficulty with the large pill size.