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☀️ Vitamin D3
Doctor's Best Vitamin D3 5000 IU Softgels for Men & Women…
Cost per serving
$0.04
360 servings · ~360-day supply
High absorption
$13.99Price from Amazon.com
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See the offer Doctor's Best
GMP19 active deals across 16 nutrients, cheapest at $0.04 per serving. Ranked by real cost per dose.
Prices checked 1 hour ago
The best-value Doctor's Best supplement we track is Doctor's Best Vitamin D3 5000 IU Softgels for Men & Women - Vitamin D… at $0.04 per serving — Doctor's Best carries third-party certification (GMP). We track 19 active deals across 16 nutrients, all ranked by real cost per dose.
Best value we track
Nutrients covered — compare cost per dose
Independent test results
No third-party lab data tracked yet for this brand.NEW
🫀 CoQ10
Doctor's Best Kaneka Ubiquinol 200 mg Supplement for Men…
Cost per serving
$0.98
120 servings · ~120-day supply
Well absorbed
$117.99Price from Amazon.com
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🦴 Calcium
Doctors Best Vegan Vitamin D3 2500 IU Veg Caps - Vegan Vitamin…
Cost per serving
$0.22
60 servings · ~60-day supply
High absorption
$12.99Price from Amazon.com
Doctor's Best · Amazon.com 0
See the offer Is Doctor's Best cheap? Price vs the category
Doctor's Best’s cheapest product in each shelf, against the median cost-per-dose of that whole shelf. It beats the median in 5 of 11. Single-nutrient products only, live prices.
| Nutrient | Cheapest Doctor's Best | Shelf median | Difference |
|---|---|---|---|
| $0.04 | $0.11 (n=296) | -65% | |
| $0.16 | $0.31 (n=79) | -49% | |
| $0.10 | $0.19 (n=33) | -47% | |
| $0.12 | $0.14 (n=63) | -17% | |
| $0.19 |
Doctor's Best — frequently asked
- What is the cheapest Doctor's Best supplement per dose?
- Doctor's Best Vitamin D3 5000 IU Softgels for Men & Women - Vitamin D Supplement… at $0.04 per serving is the lowest cost-per-dose Doctor's Best product in our catalog right now.
- Is Doctor's Best good value for money?
- Across the 11 nutrients where we can compare Doctor's Best like-for-like, its cheapest product beats the category median cost-per-dose in 5 of them. Best value: Vitamin D3 at $0.04 per serving, 65% under the 296-product median. Priciest: Alpha-Lipoic Acid at $0.28, 55% over the median. Only single-nutrient products count — a blend's one label dose belongs to a single ingredient, so it can't be priced against a standalone shelf.
- Is Doctor's Best third-party tested?
- Yes — Doctor's Best carries a verified third-party certification (GMP). Always confirm the specific product's current Certificate of Analysis before buying.
- How many Doctor's Best deals does VitaminDB track?
- We track 19 active Doctor's Best deals across 16 nutrients, each ranked by real cost per dose (price ÷ servings) so you compare value, not sticker price.
