Powder – Designed to give active horses the electrolytes they need. Helps replenish nutrients they might have lost during their efforts. Ideal for work horses after a hard day, pleasure horses after a long ride and during the winter months to keep horses drinking enough. Tastes great, too! Apple flavored minimizes horse's adjustment to strange water. Contains guaranteed min 0.8%/max 1.2% calcium, 0.25% magnesium, 32% sodium, 55% chloride and 5% potassium. Directions: 1-2 oz mixed in water daily just prior to or during exercise, and during cool down period. 1 oz scoop enclosed.