An aid in stimulating fertity in hens. Contains Vitamin E and Magnesium (Mg). Ingredients (each tablet contains): Tocopherol Acetate (Vitamin E) 150 mg Magnesium Sulphate (Mg) 5 mg Diresctions for use: As an aid in increasing fertility: Dose 1 tablet to infertile hens for 5 days continuously and then 3 times a week during the breeding season. * It is recommended that HEN FERTILITY TABLETS be used in conjuction with CALCIBIRD