We manufactured the Just Potent Vitamin D3 supplement with one main goal in mind: quality. The Just Potent Vitamin D3 has been manufactured with as minimal ingredients as possible so you can experience the true benefit of using a D3 supplement without all the additives common in popular and national brands. Vitamin D3 for all the right reasons is uber-beneficial to life. The benefits derived from vitamin D3 are undisputable and most definitely, unquantifiable. Numerous studies across America and Europe have backed the need for vitamin D3 supplementation. Majority of us need vitamin D3 for two main reasons; we can’t get enough vitamin D from food sources and majority of us certainly don’t get enough from the sun.