THORNE - Vitamin D-1
000 - Vitamin D3 Supplement - Supports Healthy Bones, Teeth & Muscles, Plus Cardiovascular & Immune Function*…
Price as of 2026-06-03. Check Amazon for the current price.
Quick Decision
Price Intelligence
- Budget:$7–$10
- Mid-range:$10–$21
- Premium:$21+← You are here
Is This Right For You?
- •Buyers who prioritize quality over price in Vitamin D Supplements
- •Those who want a top-rated option — in the top 1% of Vitamin D Supplements by rating
- •THORNE loyalists — the brand spans 48 products in our database
- •You're on a tight budget — $15 above the category average of $18
- •Nature Made Vitamin D3 2000 IU — 58% cheaper at $14 (Score A-)
📊 Based on data analysis of 45 products in this category.
Mubboo Score: B-
How we calculate the Mubboo Score
Quality (45%): customer rating, normalized to a 10-point scale
Popularity (35%): review volume vs the category leader, log-scaled
Value (20%): price position vs other Vitamin D Supplements
Computed from live Amazon rating, review count, and price across 45 Vitamin D Supplements available to US consumers · last refreshed 2026-06-03.
How It Compares
This Product THORNE - Vitamin D-1 | Most Popular NatureWise Vitamin D3 5000iu | Best Rated Nature's Bounty Vitamin D3 5000 IU Softgels | Best Value Nature Made Vitamin D3 2000 IU | |
|---|---|---|---|---|
| Price | $33 | $14.99 | $15.49 | $13.78 |
| Rating | 4.8/5 | 4.7/5 | 4.8/5 | 4.7/5 |
| Reviews | 3,597 | 193,342 | 83,420 | 26,061 |
| Mubboo Score | B- | A | A- | A- |
What People Say
Synthesized from 40 reviews · 100% verified purchases.
Look for small, easy-to-swallow softgels and good value per bottle. Some buyers prefer formulas that include K2 or are free of seed oils, and it's wise to check expiration dates and consult a doctor about potential medication interactions.
- Small and easy to swallow
- Excellent value for money
- No taste, aftertaste, or odor
- Effective at raising vitamin D levels
- Lacks K2 or other desired co-nutrients
- Potential quality control issues like expired stock
Related Video Reviews
- 📹 Best Vitamin D Supplement! It's Not What You Think! — Healthy Immune Doc
- 📹 Doctor Reveals the ONLY 6 Supplements Worth Your Money! — Doctor Youn
Key Features
- ✦Vitamin D3 Benefits: Supports healthy teeth and bones by enhancing the absorption of calcium; supports immune function and cardiovascular health*
- ✦Optimal Absorption: Vitamin D3 (as cholecalciferol) is more potent and better absorbed than vitamin D2 (or ergocalciferol); research shows vitamin D3 is more effective at raising o…
- ✦Essential Vitamin D: Optimizes performance, muscle strength and mass, and cellular repair, especially for those who work indoors or lack adequate sun exposure to support the body's…
- ✦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 level…
- ✦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 p…
Source: product listing on Amazon.
About THORNE
- 48 products in our database
- Average rating: 4.5/5 across all products
- Price range: $16 – $76
- Categories: Ashwagandha Supplements, Biotin Supplements, collagen, Creatine Supplements, Electrolyte Supplements, Fiber Supplements
If not the - Vitamin D-1, consider these
Bottom Line
THORNE - Vitamin D-1 earns Mubboo Score B-. Priced at $33 — a premium option, above the category average of $18. Rated 4.8/5 from 3,597+ reviews. Strong buy if: buyers who prioritize quality over price in vitamin d supplements, those who want a top-rated option. Skip if: you're on a tight budget — NatureWise Vitamin D3 5000iu (Score A, $15) may fit better.
Frequently Asked Questions
Is the THORNE - Vitamin D-1 worth buying in 2026?
It earns a Mubboo Score of B-, with a 4.8/5 rating from 3,597 reviews — better than 100% of Vitamin D Supplements we track.
How much does the THORNE - Vitamin D-1 cost?
It is currently $33 — premium-tier pricing for Vitamin D Supplements.
How does the - Vitamin D-1 compare to other Vitamin D Supplements?
The category's most-reviewed alternative is the NatureWise Vitamin D3 5000iu (4.7/5, 193,342 reviews, $14.99). The - Vitamin D-1 carries a Mubboo Score of B- vs A.
Sources & References
Products available through US retailers. Prices in USD. Sales tax varies by state and is not included.
Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-03) and may change.