Higher Nature Vitamin B12 Sublingual Powder Higher Nature Vitamin B12 Powder has been specifically formulated to provide you with your daily dose of vitamin B12.While some individuals have difficulty in absorbing this essential vitamin, this tasty berry powder is easily consumed and can be placed under the tongue for optimal results. 30g. Soya free. Yeast free. Wheat free. Dairy free. Gluten free. Berry flavoured. Contributes to all-round health. Suitable for vegans & vegetarians. Ideal for those deficient in vitamin B12. Supports the formation of red blood cells. Easy to use formula for those who don’t like tablets. Sweetened with tooth-friendly Xylitol for a pleasant taste. Why is vitamin B12 important? From Energy production to the nervous system, vitamin B12 aids the normal formation of red blood cells, supports the nervous system and is required for normal homocysteine metabolism.