Designs for Health Vitamin D Synergy – 2000 IU Vitamin D with K Supplement – Supports Healthy Moods, Bone Health + Immune Health for Adults – VIT D3 + Vitamin K – Gluten Free + Non-GMO (120 Capsules) – Biologically Active Form – Vitamin D Synergy provides 2000 IU of Vitamin D, a perfect dose for daily use. The D3 form is the biologically active form produced by sun exposure. * – Superior Absorption – The addition of 200 mcg of Vitamin K (as K1) aids in the absorption of Vitamin D. The K1 form occurs naturally in vegetables. * – Bone And Arterial Support – Vitamins D and K are essential for optimal bone and arterial health and for helping to maintain the immune system in proper balance.* – Higher Standards. Better Results – Designs for Health maintains a strict, no-compromises approach to quality raw material selection. We never cut corners with substandard ingredients. This product is Non-GMO, Gluten-Free, and Dairy-Free. – Clinically-Trusted Care – DFH is the #1 practitioner supplement brand recommended by functional medicine professionals and the #1 practitioner supplement brand personally trusted by functional medicine professionals.**