Flea Free Food Supplement. Keep your pet flea free the natural way! Our Flea Free Food Supplement is a liquid based formula that contains garlic (which boasts over 200 vitamins minerals amino acids & enzymes) and vinegar (packed with over 90 nutrients such as essential amino acids helpful vitamins minerals & enzymes). When used daily Flea Free prohibits blood-feeding insects from biting and prevents the laying of eggs. Features: - All-natural - Nutritious - Pleasant Tasting - Repels fleas ticks mosquitoes lice mites and biting flies - Safe and effective to use with dogs and cats Sizing: 16 oz. 32 oz. Add one teaspoon to pet's food daily For the best results start by adding less than the daily dosage in order to gradually transition the supplement into your dog's digestive system.