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Research review · Dental and oral health
ProDentim: What's Actually in It, and What the Research Says
Quick verdict
- What it is
- A chewable probiotic tablet for daily oral care. It contains L. reuteri, the most-studied probiotic for the mouth, plus two other strains, and it’s sold with a 60-day money-back guarantee.
- Who it may suit
- Adults who already brush and floss and want to add an oral probiotic to their routine as an extra step.
- What the research says
- Studies of L. reuteri show modest benefits, mostly alongside professional dental care. The ProDentim formula itself hasn’t been studied, and the label doesn’t list how much of each strain it contains.
- Worth knowing
- Online reviews include complaints about results and refunds, so keep your order details and note that the 60-day refund window starts on delivery.
- Cost
- About $1.63 to $2.80 a day, depending on the package (prices checked September 29, 2026).
What ProDentim is
ProDentim is a soft tablet that you let dissolve in your mouth. It is sold online through the maker's official site, with ClickBank as the retailer, and comes with a 60-day money-back guarantee.[10, 11]
The maker describes it as supporting healthy gums and teeth and the balance of bacteria in the mouth. That is the maker's own description, not a finding from independent research.[10]
The label record lists three probiotic strains in a blend. The directions say to take one tablet, ideally after brushing, and not to take more than three tablets a day.[9]
What people like about it
- Easy to take: one soft tablet a day that dissolves in your mouth, with natural strawberry flavor and peppermint.[9]
- The best-studied oral probiotic: it contains L. reuteri, the most-studied probiotic for the mouth.[2, 3]
- Fits a daily routine: take it after brushing; each bottle holds 30 tablets.[9]
- Low risk to try: no prescription needed, and it’s sold with a 60-day money-back guarantee.[11]
- Better value in bigger packages: free US shipping on 3 and 6 bottles, and $49 a bottle with the 6-bottle package.[10]
Read the label
To verify against the current label. Labels can change, so check the Supplement Facts on the bottle you receive.
Supplement Facts
Serving Size 1 Soft Tablet
Servings Per Container 30
| Amount Per Serving | % Daily Value |
|---|---|
| Proprietary Probiotic Blend 20 mg | † |
| Lactobacillus paracasei * | |
| Lactobacillus reuteri * | |
| Bifidobacterium animalis lactis BL‑04 * |
* Amount of each strain not disclosed. No CFU count (number of live bacteria) is listed.
† Daily Value not established.
Other ingredients: Tricalcium phosphate, peppermint, natural strawberry flavor, blue agave, stearic acid, mannitol, magnesium stearate, silicon dioxide, sucralose, microcrystalline cellulose.
Directions: Take one soft tablet, ideally after brushing teeth or using mouthwash. Do not exceed 3 tablets per day.
How this compares with the sales page
The sales page describes “3.5 billion probiotics” and names inulin and malic acid among the ingredients.[10] The label record above lists the probiotic blend by weight (20 mg), gives no CFU count, and does not list inulin or malic acid.[9] Because the amount of each strain isn't disclosed, the doses can't be compared with the doses used in studies.
What the research says
A 2026 review that pulled together 11 earlier analyses (an “umbrella review” in Frontiers in Oral Health) found modest benefits from certain probiotic strains on some measures, such as cavity-causing bacteria and bad breath. It said the certainty is limited, and that routine use of probiotics to prevent oral disease should be considered experimental.[1] As of September 28, 2026, we found no published independent clinical trial of the ProDentim formula itself.
- Some evidence Lactobacillus reuteri
- Limited Lactobacillus paracasei
- Very limited Bifidobacterium animalis lactis BL-04
- Very limited Inulin
- Very limited Malic acid
- Very limited Tricalcium phosphate
- Very limited Peppermint
Full research notes: every ingredient, and customer complaints
What published research says about each ingredient
| Ingredient | What the research shows | Evidence |
|---|---|---|
| Lactobacillus reuteriOn the label record | The most-studied probiotic for the mouth. In a review of 11 small trials, it was used alongside professional deep cleaning (scaling and root planing) for gum disease, and most trials found some extra improvement in gum measures. Every trial had a high or unclear risk of bias.[2] In one small two-week study of people with gingivitis, one of two L. reuteri products reduced gum inflammation more than a placebo; the other did not.[3] | Some evidence |
| Lactobacillus paracaseiOn the label record | A few small trials used specific strains, such as SD1 in milk for young children and ET-22 in lozenges for bad breath.[4, 5] The label doesn't say which L. paracasei strain ProDentim uses, so those results may not apply.[9] | Limited |
| Bifidobacterium animalis lactis BL-04On the label record | Studied mainly for colds and the immune system, not the mouth. In the largest trial we found (334 adults), it did not reduce colds.[6] We found no trials of BL-04 for gum or tooth health. | Very limited |
| InulinNamed on the sales page, not on the label record | The sales page names inulin as an ingredient; the label record does not list it.[10, 9] We found no trials of inulin in a chewable tablet for gum or tooth health. | Very limited |
| Malic acidNamed on the sales page, not on the label record | The sales page links it to keeping teeth white; the label record does not list it.[10, 9] We found no trials showing whitening from malic acid taken as a supplement. | Very limited |
| Tricalcium phosphateOn the label record | Research on it for teeth mostly tests toothpastes and varnishes put directly on the teeth, usually together with fluoride.[7, 8] We found no trials of it in a chewable tablet for this purpose. | Very limited |
| PeppermintOn the label record | Listed among the other ingredients, where it mainly adds flavor.[9] We found no trials of peppermint in a tablet like this for gum or tooth health. | Very limited |
What customers complain about
- Many reviews on the Trustpilot page for prodentim.com describe no noticeable results or trouble getting a refund. The page showed a score of 1.9 out of 5 from 101 reviews when we checked on September 28, 2026. The profile is unclaimed and the company didn't invite the reviews, so they may not be representative.[12]
- Some reviews mention stomach upset.[12]
Pros and cons
Pros
Cons
- The label doesn't show how much of each strain is in the blend, and gives no CFU count.[9]
- The sales page and the label record don't match on some details (“3.5 billion probiotics”, inulin, malic acid).[10, 9]
- No published trial of the finished product.
- Sold online through the maker's site; you can't check the product in a store first.[10]
- The guarantee lasts 60 days from delivery, but the maker suggests using it for at least 3 months. Refunds also require sending back every bottle at your own cost.[11]
What it really costs
Based on one tablet a day and 30 per bottle.
| Package | Per bottle | Shipping | Total | Lasts | Cost per day |
|---|---|---|---|---|---|
| 2 bottles | $79 | $9.99 | $167.99 | 60 days | $2.80 |
| 3 bottles | $69 | Free | $207.00 | 90 days | $2.30 |
| 6 bottles | $49 | Free | $294.00 | 180 days | $1.63 |
How the 60-day guarantee works
The seller offers a 60-day money-back guarantee. Here is how it works, according to the seller's refund policy:[11]
- The 60 days start on the day your order is delivered. Keep your order confirmation and tracking number so you know the deadline.
- Email the seller at contact@prodentim-product.com with “Refund Request” in the subject line.
- Send back all the bottles, including empty ones, with the packing slip, to the return address on the seller's refund page.
- You pay the return postage.
- The seller says refunds take about 5–10 days to process after they receive your package. Your bank may take longer to show it.
For order problems, the seller's page also lists ClickBank order support: clkbank.com or 1-800-390-6035 (toll free).[11]
Good to know: The maker suggests using it for at least 3 months, but the refund window is 60 days from delivery. If you try it, decide before the window closes.[11]
We earn a commission if you buy through links on this page, at no extra cost to you. Our review is based on published research, not personal testing.
Who might consider it, and who should skip it
Might consider it
Skip it, or ask a professional first
- Bleeding, swollen or tender gums, loose teeth or other symptoms: see a dentist first. A supplement is not a substitute for a dental exam.[15]
- A weakened immune system or a serious illness: ask your doctor first. Probiotics carry more risk for people with severe illness or a compromised immune system.[13]
- Pregnant, nursing, or taking medication: the label itself says to check with your healthcare provider before use.[9]
- A sensitive stomach: some reviews on the Trustpilot page mention stomach upset. If you have a sensitive stomach or take medication, check with your doctor first.[12, 9]
- Anyone expecting it to replace dental care: it can't replace brushing, cleaning between teeth, or dental visits.[14]
The basics still matter most
Whatever you decide about supplements, the American Dental Association recommends these everyday habits:[14]
- Brush your teeth twice a day with a fluoride toothpaste.
- Clean between your teeth once a day.
- Limit sugary drinks and snacks.
- See your dentist regularly.
A probiotic is, at most, an extra on top of these habits.
We earn a commission if you buy through links on this page, at no extra cost to you. Our review is based on published research, not personal testing.
Free: 5 questions to ask before you buy any dental supplement
A one-page checklist to help you judge any dental supplement before you spend money on it. It appears on the next page as soon as you sign up.
Questions people ask
Is ProDentim safe?
We can't say whether any supplement is safe for you personally. The label says not to take more than 3 tablets a day, and to check with a healthcare provider first if you are pregnant, nursing, have a medical condition, or take medication.[9] The NIH says probiotics carry more risk for people with severe illness or a compromised immune system.[13] Some reviews mention stomach upset.[12] If you're unsure, ask your doctor or dentist.
How long before I see results?
No one can say. There is no published trial of ProDentim itself, so there is no evidence on how long it takes or whether it will work for you. The maker suggests using it for at least 3 months, while the refund window is 60 days from delivery.[11]
Can it replace brushing and flossing?
No. The American Dental Association recommends brushing twice a day with fluoride toothpaste, cleaning between your teeth once a day, limiting sugary drinks and snacks, and seeing your dentist regularly.[14] A probiotic is, at most, an extra.
How does the refund work?
You have 60 days from delivery. Email the seller, then send back all the bottles, including empty ones, with the packing slip. You pay the return postage, and the seller says refunds take about 5–10 days to process.[11] See what it really costs for the full steps.
Is this the official ProDentim website?
No. Read the Label First is an independent research site and is not connected to the maker. The official site is prodentim101.com. We earn a commission if you buy through our links.
Sources
- Tang Z, Deng Y, Guo G, Zhou L. The effects of probiotics intervention on oral health outcomes: a comprehensive umbrella review of meta-analyses. Frontiers in Oral Health. 2026. www.frontiersin.org
- Ram J, et al. Clinical effects of Lactobacillus reuteri probiotic in chronic periodontitis: a systematic review. Eur Rev Med Pharmacol Sci. 2024. pubmed.ncbi.nlm.nih.gov
- Krasse P, et al. Decreased gum bleeding and reduced gingivitis by the probiotic Lactobacillus reuteri. Swedish Dental Journal. 2006. pubmed.ncbi.nlm.nih.gov
- Pahumunto N, et al. Reducing mutans streptococci and caries development by Lactobacillus paracasei SD1 in preschool children: a randomized placebo-controlled trial. Acta Odontologica Scandinavica. 2018. pubmed.ncbi.nlm.nih.gov
- Wuri G, et al. Lactobacillus paracasei ET-22 and derived postbiotics reduce halitosis and modulate oral microbiome dysregulation: a randomized, double-blind placebo-controlled clinical trial. Food & Function. 2023. pubmed.ncbi.nlm.nih.gov
- Turner RB, et al. Effect of Bifidobacterium animalis spp. lactis Bl-04 on rhinovirus-induced colds: a randomized, placebo-controlled, single-center, phase II trial in healthy volunteers. EClinicalMedicine. 2022. pubmed.ncbi.nlm.nih.gov
- Chen KJ, et al. Randomized clinical trial on sodium fluoride with tricalcium phosphate. Journal of Dental Research. 2021. pubmed.ncbi.nlm.nih.gov
- Hamba H, et al. Remineralization of enamel subsurface lesions using toothpaste containing tricalcium phosphate and fluoride: an in vitro µCT analysis. BMC Oral Health. 2020. pubmed.ncbi.nlm.nih.gov
- ProDentim, label 298948 (entered July 18, 2023). Dietary Supplement Label Database, NIH Office of Dietary Supplements. dsld.od.nih.gov
- ProDentim official sales page: claims, ingredients named, prices and packages. Claims checked September 28, 2026; prices and shipping checked September 29, 2026. prodentim101.com
- ProDentim refund policy. Checked September 28, 2026. prodentim101.com
- Reviews of prodentim.com. Trustpilot. Checked September 28, 2026. www.trustpilot.com
- Probiotics: usefulness and safety. National Center for Complementary and Integrative Health (NIH). www.nccih.nih.gov
- Brushing your teeth. MouthHealthy, American Dental Association. www.mouthhealthy.org
- Gum disease. MouthHealthy, American Dental Association. www.mouthhealthy.org
- FTC's Endorsement Guides: what people are asking. Federal Trade Commission. www.ftc.gov
Medical disclaimer: This page is general information, not medical or dental advice. Statements about dietary supplements have not been evaluated by the Food and Drug Administration, and supplements are not intended to diagnose, treat, cure, or prevent any disease. Talk to your dentist or doctor before starting any supplement, especially if you have a health condition or take medication. Full medical disclaimer.