Vitamin D3 form for best absorption Helps strengthen bones Protects against dementia May prevent & improve MS symptoms Easy-to-swallow suspended in organic olive oil Getting Enough Vitamin D? Summer or winter, our need for Vitamin D is often far greater than we are getting.  Researchers now know that previous recommendations for optimal levels of Vitamin D were much too low!  Vitamin D not only helps strengthen bones; Vitamin D also protects against dementia, and MS. Prairie Naturals Vitamin D3 is the most readily absorbed form.  Be sure you get enough of this low-cost, highly valuable vitamin. You’ll soon feel the difference that Vitamin D makes. Dosage form: liquid.