Horse feed. Chasteberry has the following properties: Supports a normal and regular cycle. Natural tranquilizer for geldings and stallions. Supports behavioral changes in mares. When to provide Chasteberry? To support a normal cycle and as a natural tranquilizer. Feeding advice: Horse: 10-15 g per day. Pony: 5-10 g per day. Easy to mix with the daily feed. Storage: Cool and dry, out of direct sunlight. Contents: 500 g