Description natures aid sea kelp tablets are a natural source of minerals and trace elements especially iodine which is required for normal thyroid function suitable for vegetarians vegans ingredients sea kelp di calcium phosphate microcrystalline cellulose anticaking agents vegetable source stearic acid silicon dioxide aniseed oil free from artificial flavours colours preservatives lactose yeast gluten recommended intake take 1 tablet 3 times per day with food nutritional inf