Dr. Mercola, Herbal Repellent Collar for Large Dogs, One Collar, 1.5 oz (42.52 g) Cherry Fruit vitamin K2 (as MK-7 from

vitamin K2 (as MK-7 from natural fermentation [a more bioavailable form of vitamin K]) and JarroSil Activated Silicon to support the deposition of calcium into the bones

resulting in a more intense and longer lasting shade

Features and Benefits: Skin cleansing sponges that gently exfoliate when wet

normally a water-soluble flavonoid

promoting better sleep

Dr. Mercola, Herbal Repellent Collar for Large Dogs, One Collar, 1.5 oz (42.52 g) Cherry Fruit vitamin K2 (as MK-7 fromProven Safe and Effective When Used as Directed Effective up to 4 Months No Harsh Ingredients Repels Fleas, Ticks & Mosquitoes Diffusing Collar for Small Dogs & Puppies Fits Necks up to 27" Laboratory Tested Veterinarian Approved Using active herbal ingredients, Dr. Mercola Herbal Repellent Collar for Large Dogs effectively controls fleas, ticks, and mosquitoes, reducing the number of bites.