When it comes to vitamins and minerals for horses you need to supplement your horse to ensure all its requirements are being met. Crucial vitamins for horses affect all bodily functions. Without adequate levels of vitamins and minerals for horses they can’t achieve optimal health. Certain minerals for horses are lacking in the soil, i.e. selenium, and can only be provided with supplementation. Vitamins for horses are extremely volatile in natural form. For example, vitamin E is abundant in fresh forage; however 80% is lost within 6 month of storing hay. Adequate vitamins and minerals for horses can be ensured when feeding Horse Guard’s vitamin and mineral supplement.