Vitaceuticals Ferrous + C Iron Supplement is an iron supplement for those low in Iron, and contains additional Vitamin C for assisting uptake of Iron. Gentle on Stomach. Easy to Swallow. Contains Vitamin C to assist with uptake of Iron. Organic form of iron leading to greater absorption of iron compared to other salt forms. The Gluconate form of iron is gentle on the stomach, causing less GI upset and less constipation. Direction: Take 1 capsule daily or as professionally prescribed. Contains: 30 Capsules.