Quest Synergistic Iron Vegan Tablets Are Suitable For Vegetarians And Vegans To Help Ensure Sufficient Iron And Vitamin B12 Intake. Synergistic Iron Vegan Tablets Contain 100% Amino Acid Chelated Iron With Copper Which Is 5 Times Better Absorbed Than Oxide And Sulphate Forms. They Also Contain Vitamin C To Enhance Iron Absorption, Copper To Maintain Iron And Zinc Balance In The Body, And Thiamin, Riboflavin And Vitamins B5 And B6, All Of Which Are Essential To The Process Of Energy Generation.Iron Is An Important Supplement To Take If You Are Anaemic, A Vegetarian Or Vegan, Or Heavily Menstruating.