Pure Nutrition Vitamin D3+K2 Are Vitamin D Tablets That Support Bone And Heart Health. While Vitamin D Ensures Calcium Is Thoroughly Absorbed, Vitamin K2 In The Supplement Helps Direct The Calcium Into The Bones & Out Of The Bloodstream And Arteries. Each Serving Meets The Rda Of Vitamin D3 & Vitamin K2. It Is Sourced Sustainably From Wild-Harvested Lichen With No Animal Byproducts. Who Should Consume: Pure Nutrition Vitamin D3 + K2 Can Be Consumed By Those Who Wish To Improve Their Bone Health And Boost Immunity. Ingredients: Lichen-Based Vitamin D3: Lichen Is A Plantlike Organism That Results From A Symbiotic Growth Of Algae And Fungus. Lichens Need To Protect Themselves From The Damaging Sun Rays, So They Produce Vitamin D As A Protective Mechanism. Lichen-Based Vitamin D3 Is Devoid Of Toxins And Other Contaminants And Is A Natural Form Of D3 That Is The Same As What Our Body Produces When Exposed To Sunlight. Product Usage: 1 Tablet Daily After A Meal Or As Directed By Your Healthcare Professional