THORNE Vitamin D3 Supplement – Supports Healthy Bones, Teeth, Muscles, Cardiovascular & Immune Function* – Gluten, Dairy & Soy-Free – 1,000 IU – 90 Capsules | ⭐ Flexiology.Store Recommended
$14.00
🌿 Expert Tip: Handpicked for natural health, wellness & beauty.
Price: $14.00
(as of Oct 03, 2025 14:16:12 UTC – Details)
From the brand
Foundational Wellness
Sports Nutrition
Is Discontinued By Manufacturer : No
Item model number : D128
Date First Available : October 2, 2001
Manufacturer : Thorne Research
ASIN : B0797H3VQS
Best Sellers Rank: #3,227 in Health & Household (See Top 100 in Health & Household) #35 in Vitamin D Supplements
Customer Reviews: 4.8 4.8 out of 5 stars 3,314 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Vitamin D3: Supports healthy teeth, bones, and muscles, as well as cardiovascular health and immune function*
Optimal Absorption: Vitamin D3 is more potent and better absorbed than vitamin D2*
No Lactose Or Preservatives: Thorne’s vitamin D supplements contain no lactose and no preservatives
Third-Party Certified: 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
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners
Customers say
Customers find this vitamin D supplement to be a reliable brand that’s easy to swallow and comes in very small, earring-sized capsules. The product works well for raising vitamin D levels and boosting the immune system, with one customer noting noticeable benefits within weeks. They appreciate its quality and consider it good value for money.
🌿 Expert Tip: Selected by our Flexiology Experts for quality & value.
⚠️ Disclaimer: Information is for educational purposes and not a substitute for medical advice. Consult your physician before use. Flexiology.Store is not responsible for any adverse effects.
9 reviews for THORNE Vitamin D3 Supplement – Supports Healthy Bones, Teeth, Muscles, Cardiovascular & Immune Function* – Gluten, Dairy & Soy-Free – 1,000 IU – 90 Capsules
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Starr –
Excellent Vitamins D
I’ve been using Thorne Vitamin D for a few months now, and I can truly feel the difference in my energy, mood, and overall health. The quality is top-notch, and I trust Thorne for their clean, science-backed ingredients. It’s easy to take, gentle on the stomach, and I love that it’s tested for purity. Highly recommend this to anyone looking to support their immune system and maintain healthy vitamin D levels—especially if you don’t get much sun!
Amazon Customer –
Good brand
Good quality
Tiffany Warner –
Great vitamin D option
Good product. Easy to take.
Mai Gutierrez –
Easy pull to swallow
Highly recommend for anyone looking for a simple, effective daily vitamin!Energy: Provides a noticeable boost—feel more energized throughout the day.Gentle on the stomach: No upset stomach or digestive issues.Easy to take: Small, easy-to-swallow capsules with virtually no taste.Effective dosage: 1000 IU, exactly what my doctor recommended for daily use.Absorption: Seems well absorbed, I feel the benefits consistently.
Anna Gibbs –
Good product
Good product.
DontBeCheeky –
Good brand
For the most part we don’t have issues. Sometimes there is nothing in the capsule which is super annoying. Most of our supplements are Thorne.
Deborah Marszalik –
Great!
I like these capsules because they are small and easy to swallow!
Mom of Kids –
The most reliable vitamin brand we use as a family!
We’ve tried so many brands, honestly, for different supplements. I’ve found that simply going to the grocery store and grabbing the first one you see is not the answer. Absorbancy is so key! We now use Thorne supplements for four different vitamins, and are very pleased with the effectiveness, and the consistency in packaging and capsule quality. You get what you pay for when it comes to supplements, and these are such a great value.
Umar Ilyas –
So far it is effective, I think I will continue with it.