It's interesting that multi-vitamins sometimes have D2 instead of D3. What does that mean? Vitamin D2 is from plants, it's ergocalciferol. It comes from plants that are irradiated by sunlight ...

Take vitamin D by mouth as directed ... If your doctor has prescribed this medication, take as directed by your doctor. Your dosage is based on your medical condition, amount of sun exposure ...

Vitamin D2 doses are equivalent to the same dosage amount of vitamin D3 ... of vitamin D is up to 600 IU daily for adults.

and there have only been a few clinical trials of vitamin D2 to prevent bone fractures in adults. Vitamin D3 is more effective at raising and maintaining the vitamin D blood test (again ...

Researchers have shown that 50,000 International Units (IU) of vitamin D2, given weekly for eight weeks, effectively treats vitamin D deficiency. Researchers have shown that 50,000 International ...

However, just because vitamin D is essential for our health, doesn’t mean there isn’t a limit to how much we should take. The NHS recommends that adults ... aware of the dosage directions ...

For the randomized study, 30 healthy adults took capsules containing 2,000 IU of vitamin D2, 2,000 IU of vitamin D3, or 2,000 IU of mushroom powder containing vitamin D2 once per day for 12 weeks ...

Alternatively, you can catch some midday sun rays. 600 IU of vitamin D is the recommended dosage for adults. Taking too much vitamin D could result in nausea, weight loss, disorientation and heart ...