Is 10000 of vitamin D OK?
According to the National Academy of Medicine, formerly known as the Institute of Medicine, 4,000 IU is the safe upper level of daily vitamin D intake. However, doses up to 10,000 IU have not been shown to cause toxicity in healthy individuals ( 11 , 16 ).
Is Thorne a good company?
Thorne has an A rating from Australia’s Therapeutic Goods Administration, widely recognized as the toughest regulatory agency in the world. Only a handful of U.S. companies have achieved certification, and Thorne is the first U.S. nutritional supplement company to be fully certified.
What is the strongest vitamin D you can buy?
A quick look at the best vitamin D supplements
- Best high dose: Pure Encapsulations D3 10,000 IU, NOW Foods D3 10,000 IU.
- Best vegan: Pure Encapsulations Vitamin D3 (Vegan) Liquid, HUM Nutrition Here Comes the Sun.
- Best gummies: Nordic Naturals Zero Sugar Vitamin D3 Gummies 1,000 IU.
- Best drops: Thorne Vitamin D/K2.
What is the maximum amount of vitamin D you should take a day?
Some people may need a higher dose, however, including those with a bone health disorder and those with a condition that interferes with the absorption of vitamin D or calcium, says Dr. Manson. Unless your doctor recommends it, avoid taking more than 4,000 IU per day, which is considered the safe upper limit.
Are Thorne vitamins made in China?
Thorne Research manufactures their products in their new state-of-the-art manufacturing facility in South Carolina, USA. Thorne tells us: “Thorne Research sources its ingredients from around the world, including China.
Is Thorne a clean brand?
At Thorne, we take product quality extremely seriously. This includes clean labels with full label disclosure and transparency. In addition, we have invested significantly in comprehensive testing, in sourcing the highest quality ingredients, and in creating “clean” manufacturing processes.