Nature Made Calcium 600 mg with Vitamin D3 for Immune Support, Tablets, 60 Count, helps support Bone Strength (Pack of 3)

Customers find this calcium supplement to be of good quality, offering great value and containing 100% vitamin D and 60% calcium. The supplement effectively maintains bone density levels, and one customer mentions it works well when combined with Vitamin K2. While some customers find the pills easy to swallow and appreciate their typical size, others find them difficult to swallow and consider them too large. Customers report mixed experiences with side effects, with some saying it doesn't upset their stomach while others experience stomach discomfort.