Vitamin ReviewsVitamin DThorne supplements mostly reliable but occasional empty capsules frustrate users.

Thorne supplements mostly reliable but occasional empty capsules frustrate users.

2025-06-22 Vitamin Reviews Categroy:Vitamin D Views:23


Thorne vitamin D praised overall, but empty capsules raise quality control concerns among loyal users.


This review is from Amazon.com for product:


THORNE Vitamin D3 Supplement - Supports Healthy Bones, Teeth Muscles, Cardiovascular & Immune Function* - Gluten, Dairy & Soy-Free - 10,000 IU - 60 Capsules


Thorne Vitamin D Capsules: Empty Capsules Issue & Quality Review


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.


Vitamin Basics & Tips


Vitamin D plays a crucial role in calcium absorption and bone health, but its benefits extend far beyond skeletal strength. Many adults require supplementation due to limited sun exposure or dietary sources like fatty fish and fortified foods. Vitamin D3 (cholecalciferol) is the most bioavailable form, often preferred in supplements. Proper dosing varies by individual needs – while 600-800 IU daily is standard for most adults, blood tests can determine precise requirements.


Quality control remains vital in supplement manufacturing. Issues like empty capsules may indicate production flaws, potentially compromising dosage accuracy. Reputable brands like Thorne typically implement rigorous testing, making such occurrences rare but impactful on consumer trust. Consumers should store vitamin D supplements in cool, dry environments to maintain stability and check expiration dates regularly.


Emerging research suggests vitamin D supports immune function and mood regulation. However, excessive intake can lead to toxicity, emphasizing the need for professional guidance. Pairing vitamin D with vitamin K2 may enhance calcium utilization, while magnesium aids in its activation within the body.



Vitamin D supplement effectively normalized levels and reduced pain for light-skinned indoor individual with deficiency concerns.

This vitamin D product corrected deficiency in a low-sun-exposure user with pigmented skin, demonstrating measurable pain reduction alongside improved blood test results.

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Vitamin D supplement raised levels from 29 to 60.6, improved pain/sleep, essential for melanin-rich skin.

Optimal vitamin D levels above 50 ng/mL transformed my health—reducing pain, improving sleep, and balancing mood. Crucial for melanin-rich skin.

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Lightweight Vitamin C gel brightens skin, reduces wrinkles, and boosts hydration for radiant results.

Radiant skin achieved: Vitamin C gel moisturizer softens wrinkles, evens tone, and delivers a dewy glow with golden capsules.

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US-made vitamin B supplement praised for great taste, effectiveness, and local production earns 10/10 recommendation.

Locally produced vitamin B blend delivers exceptional taste and effectiveness, receiving strongest recommendation from satisfied users.

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Nutraharmony's methylated B-complex delivers energy, cognitive support, and vegan nutrition in one daily capsule.

Bioavailable B vitamins in methylated forms support energy metabolism and cognitive function through optimized absorption, packaged as vegan-friendly daily capsules.

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Longtime user notes harder Vitamin E capsules, complicating daily dog dose extraction.

Loyal customer reports hardened Vitamin E capsules, making liquid extraction for pets more time-consuming and challenging.

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Tags: empty capsules thorne supplements vitamin d3 quality concerns product consistency


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Double-dose vitamin E capsules with no aftertaste work reliably for daily health support.

Parents recommend vitamin D3+K2 combo for kids' daily intake, praising flavor and texture acceptance.

Small, tasteless dissolvable Vitamin D tablets ideal for pill-averse users.

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Smooth small Vitamin A pills with 2-3 evening dosage, odor-free and quality-approved.


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Thorne's B12 delivers noticeable energy boost and superior quality compared to other brands.

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Tasty liquid B complex boosts skin clarity, reduces brain fog, and offers economical daily benefits. 5-star favorite!

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