"Together Bone Aid provides organic seaweed based calcium, plant based vitamin D3 and vitamin K2 from chickpeas. Seaweed calcium is complete in a marine multimineral complex providing bioactive calcium with 72 other trace minerals. The calcium is derived from 100% seaweed. Vitamin K2 is produced using chickpeas fermented with Bacillus subtilis natto to create a highly biologically active form MK-7 of vitamin K2. The plant based Vitamin D3 is produced from lichen. "