Magnesium Ultra Potent Powder Citrus flavour is a super strength formula containing 4 magnesium complexes for greater absorption and utilisation. Magnesium plays an essential role in maintaining and promoting efficient muscle function and nerve transmission. Contains no gluten, wheat, dairy products, yeast, sugar, artificial colours, flavours or preservatives. Vitamin supplements should not replace a balanced diet. Always read the label. Use only as directed. If symptoms persist consult your healthcare practitioner.