Updated October 1, 2026 · ThriveCue Editorial Team
Dr. Wilson's vs Gruns
Dr. Wilson's vs Gruns: the differences
| Compare |  Dr. Wilson's |  Gruns |
|---|---|---|
| Third-party tested | No | YesHas it |
| Certifications | Gmp | Nsf, GmpCovers more |
| Money-back period | 90 daysHigher | 30 days |
| Markets | US, CA, GB, AU, NZCovers more | US |
| Price from | Not confirmed | $29.99 |
| Price per serving | Not confirmed | $1.07 |
| Subscription discount | Not confirmed | 55% |
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Key differences
- Gruns scores higher overall: 9.4 vs 9.0.
- Third-party tested: only Gruns.
- Money-back period is higher at Dr. Wilson's: 90 days vs 30 days.
- Support channels: only Gruns offers Chat.
- Certifications: only Gruns offers Nsf.
- Dr. Wilson's is available in 4 more countries.
- Products: only Dr. Wilson's offers Probiotics, Sleep stress.
- Products: only Gruns offers Greens.
- Markets: only Dr. Wilson's offers CA, GB, AU.
Our verdict on each
Dr. Wilson's
Dr. Wilson's suits buyers who want a small, focused supplement range with a long refund window, and who can live without independent batch testing. Formulas carry gmp manufacturing standards, and the 90 day money back promise takes the cost risk out of a first order.
Gruns
Gruns is a US supplement brand that suits adults who want a single daily routine covering greens and vitamins minerals at a serving cost of $1.07. Third-party testing and certification to nsf and gmp back it up, and the money back window gives time to judge it.
Score breakdown
| Area | Dr. Wilson's | Gruns |
|---|---|---|
| Cost | Not confirmed | 9.1Entry price of $29.99 and a serving cost of $1.07 put the monthly outlay in the middle of the field. |
| Offer | 9.0Per serving costs of €1.17 sit above the vitamins field median, with entry prices at €46.85. | 9.5HigherProduct types run to greens and vitamins minerals and third-party testing is stated across the range. |
| Trust | 9.0GMP manufacturing via gmp, trading since 2006 under Doctor Wilson's Original Formulations, and no third party testing. | 9.7HigherCertification to nsf and gmp and a 30 day money back window sit behind the brand. |
Licences and countries
| Country | Dr. Wilson's | Gruns |
|---|---|---|
| Headquarters | United States | United States |
Available in 1 country for both. Additional countries for Dr. Wilson's: 4.
How they place
| Ranking | Dr. Wilson's | Gruns |
|---|---|---|
| Vitamins and multivitamins | 12 of 362 | 15 of 362 |
| Gut health, greens and collagen | 13 of 172 | 15 of 172 |
Every fact side by side
| Fact | Dr. Wilson's | Gruns |
|---|---|---|
| Products | Vitamins minerals, Probiotics, Sleep stress | Greens, Vitamins minerals |
| Diets | Not confirmed | Vegan, Gluten free |
| Legal entity | Doctor Wilson's Original Formulations | Gruns Nutrition, Inc. |
| Headquarters | United States | United States |
| Founded | 2006 | Not confirmed |
| Support channels | Phone, Email, Help centre | Email, Help centre, Phone, ChatCovers more |
Where each stands against the rest
| Fact | Dr. Wilson's | Gruns | Median |
|---|---|---|---|
| Price from | Not confirmed | $29.99below the median | $42.95 |
| Price per serving | Not confirmed | $1.07below the median | $1.46 |
| Subscription discount | Not confirmed | 55%highest quarter | 15% |
| Money-back period | 90 dayshighest quarter | 30 daysat the median | 30 days |
Median across 167 listed brands.
Pros and cons
Dr. Wilson's
Pros
- The catalogue is deliberately short: vitamins minerals, probiotics and sleep stress, so a shopper can find a formula without sorting through unrelated categories.
- The 90 day money back window is generous next to the 30 day returns median across the brands on the site.
- Manufacturing follows gmp, a standard shared with 53.2% of the brands on the site.
Cons
- Third party testing is no, and independent lab verification is not among its certifications (gmp), so the 90 day money back promise carries the risk on cost instead.
- The list stops at vitamins minerals, probiotics and sleep stress, while DocMorris carries multivitamins, vitamins minerals and omega 3, so shoppers wanting a category beyond vitamins, probiotics and sleep and stress need a different brand.
- Per serving cost sits at €1.17 against €1.01 in the vitamins field, so daily cost runs above that category.
Gruns
Pros
- Covers greens and vitamins minerals in one brand, so a daily routine does not need splitting across makers.
- Third-party testing is stated, and the products carry nsf and gmp certification.
- Subscription orders are reduced by 55%, which is the cheapest way to hold the daily price at $1.07 a serving.
Cons
- Gruns sells in US only, so buyers elsewhere cannot order from the brand directly.
- The subscription discount of 55% is tied to repeat orders, and the entry price of $29.99 is the figure at the top of the range.
- Product types cover greens and vitamins minerals, and a wider range sits at DocMorris, which lists multivitamins, vitamins minerals and omega 3.
Who each suits
Dr. Wilson's
Who it suits
- Shoppers who want a short list of vitamins minerals, probiotics and sleep stress rather than the wider catalogue at DocMorris.
- Buyers who treat a 90 day money back promise as a workable stand in for batch level testing.
- People in the United States, CA and GB who would rather ask a question by phone than search a help centre.
Who should look elsewhere
- Buyers wanting a category beyond vitamins, probiotics and sleep and stress should look at DocMorris, which lists multivitamins, vitamins minerals and omega 3.
- Shoppers who will only buy independently tested formulas should choose a brand that publishes results, since third party testing is no here.
- Price shoppers buying only vitamins and minerals gain little from the shorter list, since vitamins minerals and vitamins minerals match it.
Gruns
Who it suits
- US adults who want greens and vitamins covered by a single daily subscription rather than separate products.
- Vegan shoppers and anyone avoiding gluten, as the range is vegan and gluten free.
- Readers who care about independent testing and named certification, since the products are third-party tested and carry nsf and gmp.
Who should look elsewhere
- Buyers outside the US, since Gruns operates in the United States only.
- Shoppers who want a single specific product such as omega-3, probiotics, collagen or electrolytes, which sit with DocMorris at multivitamins, vitamins minerals and omega 3.
- People who would rather test a men's health brand such as ProSolution Plus or TestRX, where vitamins minerals and vitamins minerals are the only listed types.
Current offers
Gruns
Current offer
Discount code
Save 55% on your first order (SMS signup): 55%
Sign up for the SMS offer; by providing your number and clicking the button you agree to receive recurring auto-dialed marketing SMS. Offer assumes customer has received and uses promotional SMS discount reserved for new customers only.
Source, checked September 30, 2026
Country by country
| Country | Dr. Wilson's | Gruns |
|---|---|---|
| Australia | Yes | No |
| Canada | Yes | No |
| New Zealand | Yes | No |
| United Kingdom | Yes | No |
| United States | Yes | Yes |
Questions about each
Dr. Wilson's
How long is the money back promise on Dr. Wilson's supplements?+
Every purchase carries a 90 day money back promise, which is the main risk reversal here. It is a longer window than the 30 day returns median across the brands on the site, so there is room to run a formula through a full routine before deciding to keep it.
Are Dr. Wilson's supplements third party tested?+
Third party testing is no. Nothing in the range is verified by an independent lab, which puts the brand on the minority side of the market: 85.6% of the brands tracked publish independent testing. The 90 day money back promise covers the cost side of the risk, not laboratory proof of the contents.
Gruns
How much does Gruns cost at the point of buying?+
The entry price is $29.99 across the collection. That is the figure a reader meets first when ordering. Once a routine is running, the cost that matters is the serving price of $1.07. Keep the two apart, since they are different numbers for different stages of buying.
What does a Gruns subscription cost over time?+
Repeat orders carry a discount of 55%, and that is the route that holds the serving price down. A one-off order pays the entry price of $29.99 instead, so the ongoing figure only applies on a schedule. A 30 day money back window gives a first order time to be judged.