-25% Pack In Stock Home Vitamin D3 (4000 IU) - Buy 3 Get 1 FREE 1167-4 $93.75 $125.00 These days supplementation has become very important as the average person is unable to absorb their daily dose of vitamin through 15-20 minutes unprotected sun exposure. Good Health Naturally’s Vitamin D3 is "The Sunlight Nutrient"! It delivers a significant dose of 4,000 IU's (international units) of Vitamin D3 as well as a 100 mg of calcium from coral... Add to cart