How to take WALMARK Proenzi Intensive Manganese aids in the normal formation of connective tissues. - Vitamin C 12.0 mg 15. Amount/2 tablets. Boswellia serrata (frankincense), chondroitin sulfate, glucosamine sulfate, collagen hydrolysate type II, curcumin, L-ascorbic acid (vitamin C), manganese (unspecified), Piper nigrum (black pepper), Salix alba (white willow).
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