Check the listing for details. SUPERTRON B-12 EXTRA STRENGTH 6O ML DROPPER FOR ROOSTER/ GALLOS. Condition: New. Listed at 13.50 USD. Product Description: An excellent source of Vitamins, Minerals, and Amino Acids for adult roosters as well as for young and developing roosters. Benefits Supertron B12 for roosters: Fortified with Iron, Minerals & Amino Acids.Liquid form with dropper for easy application and dosage.Promotes healthy growth in young roosters.Beneficial for a healthy liver and nervous system.Directions for use: Can feed directly or add to fresh drinking water. Young roosters: Feed 1-3 drops per day as needed Adult birds: Mix 1 full dropper in fresh drinking water or feed 3-5 drops directly. Supplement Facts: Guaranteed analysis per ml Vitamin A 1000 IU Vitamin D 33.3 IU Vitamin E 1.33 IU Vitamin K 93 mg Vitamin B2 1 mg Vitamin B6 333 mcg Folic Acid 333 mcg Vitamin B2 5 mcg Biotin 2 mcg Pantothenic Acid 2 mg Calcium 1 mg Iron 11.7mg