The VIE patch uses transdermal technology to deliver the natural active ingredients into the bloodstream through the skin, bypassing the stomach. Active ingredients: B12 (methylcobalamin) - 5000 mcg, B3 (niacin) - 25mg, E - 15mg, B5 (Pantothenic Acid) - 10mg, B6 (Pyroxidine) - 3mg, B2 (riboflavin) - 2mg, B1 (thiamine) - 2mg, a (Retinol) - 1mg, B9 (folic acid) - 500mcg, K - 150mcg, D - 125mcg. Essential vitamins.