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Thorne

D-1,000, 90 Capsules (25 mcg per Capsule)

4.8 · 3638 reviews
1,860 ₽

Dietary Supplement Foundational Immune Support Bone Support Gluten-Free Get the vitamin that supports healthy teeth, bones, and muscles, as well as cardiovascular and immune function. Vitamin D, in its D3 form, is more potent and better absorbed form than its D2 form. Thorne’s vitamin D supplements contain no lactose and no preservatives.

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Dietary Supplement Foundational Immune Support Bone Support Gluten-Free Get the vitamin that supports healthy teeth, bones, and muscles, as well as cardiovascular and immune function. Vitamin D, in its D3 form, is more potent and better absorbed form than its D2 form. Thorne’s vitamin D supplements contain no lactose and no preservatives.

Customer reviews

5.0
verified purchase
Trustworthy Thorne Vitamin D — I’ll keep buying it

I’ve been taking Thorne Vitamin D for a while now and it’s become a staple in my supplement routine. The quality is excellent — pure, well-tested, no unnecessary additives. I take it with meals for better absorption and it hasn’t caused any stomach discomfort or bloating. I feel more balanced, my mood is more stable, and I’m confident I’m supporting my bone and immune health properly. Highly recommend — I’ll definitely buy this one over and over.

9/26/2025
5.0
verified purchase
Great supplement for vitamin d deficiency

I started to take this after fracturing my toe to help boost my calcium absorption and increase my bone health. The ingredient is of good quality and have been working well for me since. It also helps with boosting my vitamin D deficiency since I’m not constantly under the sun.

9/21/2025
5.0
verified purchase
High-Quality Vitamin D for Daily Wellness

Thorne D-1,000 is an excellent choice for maintaining optimal vitamin D levels. The 1,000 IU dosage is perfect for daily supplementation, especially for someone like me who spends a lot of time indoors. Since I started taking it, I’ve noticed an improvement in my energy levels and overall mood, which is exactly what I was looking for. The capsules are small and easy to swallow, making them convenient to take every day. The bottle is practical, but I would prefer a glass option to reduce plastic waste. I chose Thorne because of its reputation for purity and high-quality supplements, and this product does not disappoint. It’s also great to know it doesn’t contain unnecessary fillers or allergens. Overall, it’s a fantastic product that I would highly recommend to anyone seeking a reliable vitamin D supplement!

11/21/2024
5.0
verified purchase
Great brand, small and easy to swallow.

I take these vitamins daily. I know that Thorne is a reputable brand so I feel comfortable buying them over other brands. I like how little these pills are. They are very easy to take. I am currently pregnant and I have done my research that Vitamin D is extremely important so I take it in supplementation to the Vitamin D already in my prenatal vitamin.

5/26/2021
5.0
verified purchase
I trust Thorne

Throne Basic nutrient basically heal a big part of me so since I need more vitamin D I buy this separately . Thorne quality always good ingredient size is small capsule dosage is 1000iu flexible to take more than 1 or more. I take this for my vitamin D deficiency to boost immunity

2/18/2026
5.0
verified purchase
Vitamin d during winter

Thorne has the best quality. The ingredient is safe. The size of the pill is the typical vitamin d size. The dosage 1,000 is just right for someone who just needs so Vitamin D during the winter when the sun isn’t out and isn’t too deficient. Helps with immunity against colds and bone density. The package is good. The effect is great. There is no taste and the ingredients are good for absorption.

1/5/2026
5.0
verified purchase
Vitamin D for your immune system.

This dosage of Vitamin D is quite low. I don't know why the daily recommendations are so low. Some people have deficiency and/or have absorption problems due to lattitude and lack of sun exposure and thus 4000 to 5000 UI might be more adequate for them. The size of the capsules is small and the quality of the ingredients is high. Make sure you also use Vitamin K so calcium is redirected to the bones.

12/1/2025
5.0
verified purchase
Throne the best quality ever.

No matter what supplements I got from this brand, I know I get the best quality of products. I needed a little boost of vitamin d and these were the perfect choices. The minimal dosage was just right for me. Works great, felt almost immediately improvement in my mood. I take them in the morning with breakfast to make sure they absorb well. The capsules are tiny, very easy to consume.

11/30/2025
5.0
verified purchase
Great

Quality good ingredients good size good also easy to swallow honestly it gave me good mood and I took this with my daily stack nothing bad had happened to me

11/26/2025
5.0
verified purchase
good product

quality is great, size is good, ingredients clean, my bones are better

11/23/2025