Doctors administer Vitamin D3 shots to patients who need strong vitamin D therapy, because their levels are critically low, or their bodies fail to absorb the vitamin through food or pills. The high ...

Vitamin D is very important for the body, and to fulfill its requirement, sitting in the sun for some time every day is ...

Simply put, vitamin D3 (also known as cholecalciferol or calcitriol) is a type of fat-soluble vitamin, meaning it's stored in our fatty tissue and can be used by the body when needed.

With that being said, assuming you are among the roughly half of American adults who don’t get enough vitamin D from your ...

Experts have suggested that around 40% of us are vitamin D deficient, so how do we rectify that – and should we ever consider ...

Vitamin D generally comes in two main forms: ergocalciferol (vitamin D2) and cholecalciferol (vitamin D3). Prior research has established vitamin D3 supplements are much more effective at raising ...

Vitamin D3 (cholecalciferol) generally proves more effective at raising blood levels than vitamin D2 (ergocalciferol), with research showing approximately 30% greater potency.

In many pharmacy supplement aisles, vitamin D — the most popular supplement in the U.S. — comes in two varieties, D2 and D3.

Vitamin D3 is the more potent form of vitamin D, which is a potential benefit. For example, obesity tends to lower blood levels of vitamin D, so a more potent form is needed.

Vitamin D3 is the most natural form of vitamin D and is only found in food sourced from animals. The human body can produce D3 on its own via sunlight absorption, but that is not enough for most ...

Mushrooms, yeast, and plants produce vitamin D2, and foods like milk are also often fortified with it. Vitamin D3, or cholecalciferol, comes from animal sources like fatty fish, liver, and eggs.

100 mcg = 4,000 IU 125 mcg = 5,000 IU Vitamin D supplements span quality, dosage and price point. There are many options, but we narrowed it down to the top eight best vitamin D supplements.