The same great formula, now in pellet form. Milk & Grow Pellets contain Selenium Yeast, Bone Building Silicon & Grape Seed Meal. This supplement is a combination of Base Mix P55 with additional protein and fat for the lactating mare and growing foal. Using the scientifically designed Base Mix P55 along with Expellers Soybean Meal, Milk Protein and Cocosoya, Milk & Grow Pellet delivers maximum nutrition.