Global Herbs Brewers Yeast 1kg. Global Herbs Brewers Yeast is pure, natural and extremely palatable supplement that has a number of health benefits for your horse. The Brewers Yeast is super at supporting a healthy nervous and digestive system, maintaining hoof, coat, skin and eye condition and encouraging healthy blood sugar levels. Brewers Yeast is a great source of trace minerals rich in Protein, Selenium and complex B Vitamins that all work together to keep your horse in a healthy condition. The 100% natural Vitamin E that is added acts as a biological antioxidant and helps to maintain neuromuscular function, offer immune support and aid maximum absorption into the body. Key Ingredients: Trace Minerals, Protein, Selenium, Vitamin B + E For more information on Global Herbs products contact the FREE vet advice line on 01243 773363.