Where can you buy vitamin D3 supplements?

Some places to purchase vitamin D3 supplements include PipingRock.com and Puritan's Pride. Customers can also purchase vitamin D3 supplements from traditional retailers such as Walgreens and Amazon.com.

As of 2016, PipingRock.com sells High Potency Vitamin D3 5000 IU, which helps the body use calcium more effectively and helps bone support. Puritan's Pride also sells this supplement with 5000 international units, claiming that it is an effective way to get enough of the vitamin during winter months when the sun does not shine as often. The Now Vitamin D3 supplement on Amazon.com comes in a fast-absorbing liquid soft gel, while Walgreens offers the supplement from several brands, including Nature Made, Vitafusion and Nature's Bounty.