• Highly rated supplement to support a balanced immune system in dogs: 365 day guarantee; if you are not happy with our vitamin D for dogs tablets, simply contact us for a full refund; we want you to be completely satisfied with our premium supplement; as a number of studies have shown that vitamin D plays a wide range of important functions in your dog's body, our supplement can help ensure that your pet gets sufficient amounts of this important nutrient
• Promote skeletal health in dogs: Nutrition Strength's premium supplement ensures that your pet gets sufficient amounts of vitamin D3, calcium, magnesium and zinc, which together help ensure optimal mineral content in your dog's bones; vitamin D helps your pet's body absorb calcium, which makes up much of the structure of bones and teeth and allows normal bodily movement by keeping tissues rigid, strong, and flexible; in fact most calcium in the body is stored in the bones
• Support cardiovascular health in dogs: vitamin D for dogs has been shown to regulate blood pressure by acting on endothelial cells and smooth muscle cells; there are many vitamin D-related components in the heart and blood vessels and, as vitamin D deficiency is not uncommon and it has been linked to many health-related issues, its supplementation has been linked to improvements in cardiovascular health
• Strengthen the immune system of dogs of all ages, shapes and sizes: as the vitamin D receptor is expressed on immune cells, vitamin D plays many other roles in your dog's body, including reduction of inflammation and the modulation of such processes as cell growth, neuromuscular and immune function and glucose metabolism; immune cells are responsive to the ameliorative effects of vitamin D, so the benefits of vitamin D supplementation may go beyond the effects on bone and calcium homeostasis
• Made in the USA: Nutrition Strength's vitamin D for dogs with calcium, magnesium and zinc to support strong teeth, bones and muscles, promote mineral metabolism and a healthy immune function is human grade; our premium vitamin D3 for dogs tablets meet the strictest animal supplement manufacturing guidelines, to guarantee your pet's safety, and are made with carefully selected, high quality ingredients for optimal results

• Package Dimensions ‏ : ‎ 4.41 x 2.09 x 2.01 inches; 4.16 ounces
• Item model number ‏ : ‎ 645189989755
• Manufacturer ‏ : ‎ Nutrition Strength
• Country of Origin ‏ : ‎ USA

Ingredients
Vitamin D3 - 230 IU, Calcium - 230 mg, Magnesium - 40 mg, Zinc - 750 mcg.

Directions
Suggested daily use: For pets weighing 0 - 25 lbs -- 1 tablet daily; for pets weighing 26 - 50 lbs -- 2 tablets daily, for pets weighing 51 - 75 lbs -- 3 tablets daily and for pets weighing 76+ lbs -- 4 tablets daily.