The source of the vitamin D2 in this product is from a vegan source of Vitamin D2 (Ergocalciferol). The normal source of Vitamin D is from Cholecalciferol, which is animal or fish (Cod liver) derived. No Gluten, Lactose, artificial colors, artificial flavors, no animal derivatives, sugar or starch, gelatin, or yeast. 400 IU per tablet. Shipping Weight: 0.16 pounds 250 tablet bottle. Suggested dose is 1 tablet a day. Availability: Usually ships in 2-3 business days. F0312$9.95 To contact us for more information or to place an order please call us Toll-Free at 877-889-0905 from the US or Canada. For International calls please call 305-395-7264or Email us at naturalnirvana108@yahoo.com. Best to call between Monday to Saturday 10 am to 10 pm Eastern Standard Time . Click Picture to Enlarge. After enlarging picture to enlarge again click on the lower right corner of the picture and a small box will appear. Then click on this box and the picture will increase size again. Our Natural Nirvana Guarantee Your satisfaction is very important to us. If you are not completely satisfied with any of the wonderful products on our site, we'll refund your money. That simple. No questions asked. This site is maintaining our two information sites: Spiritual India & Nepal http://www.spiritual-india.com which describes in detail thousands of spiritual places in India and Vegetarian Restaurants & Natural Food Store with Vegetarianism & Vegan Information http://www.vegetarian-restaurants.net which lists over 6,000 vegetarian places around the world.