Thorne’s D-1,000 contains 1,000 IU of high-quality vitamin D3. Although it is well known that direct sunlight is a natural source of vitamin D, many individuals, especially the elderly, don’t get enough vitamin D from sunlight or from their diet. Be sure you get the vitamin D your body needs with Thorne’s easily absorbed Vitamin D-1,000.
 
Benefits of Thorne’s Vitamin D-1,000: 
Supports healthy teeth and bones*
Promotes lean muscle mass and helps maintain muscle strength*
Enhances the absorption and retention of calcium*
Supports healthy brain function*
Promotes cardiovascular health and immune function*
Formulated with vitamin D3, a more potent and better absorbed form than vitamin D2
Thorne’s vitamin D contains no lactose and no preservatives like BHT, BHA, sodium benzoate, and sorbic acid
 
You could be at a higher risk of a vitamin D deficiency if you:
Rarely go outdoors, live in the northern latitudes, or have a darker skin tone
Have limited sun exposure due to your occupation, clothing choices, or engage in indoor athletics rather than outdoor sports
Regularly wear sunscreen with an SPF greater than 8
Are an older adult (the risk of a deficiency increases with age beginning at age 50)
Have a chronic health condition, such as a bowel disease or a surgical procedure (like gastric bypass) that decreases fat absorption
Are obese
 
The optimal amount of vitamin D for an individual depends on many factors and varies from person to person. Therefore, the requirement for vitamin D supplementation should be individualized.
 
This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants, such as heavy metals, pesticides, and microorganisms.