ProDentim Ingredients & Side Effects: L. Paracasei, Reuteri & BL-04
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Short answer: Per the Supplement Facts panel filed with the NIH, each ProDentim soft tablet contains 100 mg of chicory inulin, a 20 mg probiotic blend (3.5 billion CFU total) of Lactobacillus paracasei, Lactobacillus reuteri, and Bifidobacterium lactis BL-04®, plus 20 mg of Streptococcus salivarius and four excipients. L. reuteri has the strongest human data alongside dental cleanings, whereas BL-04® has respiratory rather than dental trials. Side effects are usually mild — mainly temporary gas or bloating — though adults with acid reflux or weakened immunity should use caution.
Inside the ProDentim Label: Exact Doses on File With the NIH
Most articles listing ProDentim ingredients copy the sales script without reading the bottle panel. We checked the Supplement Facts against NIH Dietary Supplement Label Database (DSLD) #298943.
Ingredient | Label Dose (1 Tablet) | Maker's Claim | Human Oral Evidence |
Chicory inulin | 100 mg | Feeds good bacteria | Gut prebiotic; minimal oral trials |
Lactobacillus paracasei | In 20 mg / 3.5B CFU blend (CFU not disclosed) | Gum and sinus support | Lowers S. mutans; mixed gum data |
Lactobacillus reuteri | In 20 mg / 3.5B CFU blend (CFU not disclosed) | Calms gum inflammation | Strongest adjunct to deep cleaning |
B. lactis BL-04® | In 20 mg / 3.5B CFU blend (CFU not disclosed) | Oral balance, immunity | Respiratory RCTs only; no dental RCTs |
Streptococcus salivarius | 20 mg (CFU not disclosed) | Listed on bottle panel | Studied (K12/M18) for breath, plaque |
Tricalcium phosphate, strawberry flavor, peppermint oil, MCC | Other Ingredients (mg not disclosed) | Base, mineral, breath | Inactive excipients |
Three label gaps stand out:
Per-strain doses are not disclosed. The 3.5 billion CFU count applies at manufacture, and sub-strain codes (like SD1 or DSM 17938) are omitted for L. paracasei and L. reuteri.
A fourth bacterium sits on the panel. Both NIH #298943 and the bottle label list 20 mg of Streptococcus salivarius, though sales headlines name only three strains.
Malic acid is unquantified. Despite strawberry whitening claims, the panel lists only "Natural Strawberry Flavor" in Other Ingredients. NIH DSLD also logs 11 unrelated copycat capsules and gummies under the ProDentim name — see how to spot real ProDentim soft tablets vs. fake capsules.
How Oral Probiotics Work in the Mouth
Swallowed capsules bypass your mouth. Dissolving a soft tablet slowly after brushing lets live bacteria mix with saliva across teeth and gums. Helpful strains compete with acid-forming microbes on enamel, release antimicrobial peptides like reuterin, and calm gumline cytokines.
Pairing live bacteria with chicory inulin creates a synbiotic — explained in our guide to probiotics, prebiotics, and synbiotics. Because ProDentim lacks its own clinical trial, each ingredient must be judged on independent studies.
L. Paracasei vs. L. Reuteri and BL-04: What Human Trials Show
Comparing Lactobacillus paracasei vs. Lactobacillus reuteri comes down to enamel defense versus gum pocket support.
*Lactobacillus paracasei* (cavity bacteria focus). Certain L. paracasei strains bind cavity-linked Streptococcus mutans. In a three-month RCT of 124 preschool children, daily L. paracasei SD1 milk lowered salivary mutans streptococci ($p < 0.001$) and slowed new cavities ($p = 0.016$) (Pahumunto et al., 2018). In a triple-blind RCT of 117 adults (ages 18–55) using L. paracasei LPc-G110 lozenges three times daily during two weeks of experimental gingivitis, gum bleeding matched placebo, though salivary IL-1β fell and gum recovery improved ($p = 0.021$) (Volgenant et al., 2022).
*Lactobacillus reuteri* (gum pocket focus). In a 12-week RCT of 30 adults with chronic periodontitis, L. reuteri lozenges twice daily after deep cleaning reduced moderate-to-deep pockets and Porphyromonas gingivalis more than cleaning alone ($p < 0.05$) (Teughels et al., 2013). Yet when 18 women stopped brushing for three weeks, L. reuteri lozenges failed to curb plaque or gingivitis (Hallström et al., 2013) — proving tablets never replace brushing.
*B. lactis* BL-04® and supporting ingredients. No human trials test BL-04® for cavities or gum disease. In a five-month RCT of 465 healthy adults taking 2 billion CFU/day of BL-04®, upper respiratory illness risk fell 27% vs. placebo (West et al., 2014). ProDentim's cited randomized clinical trial on chronic periodontitis treatment (Invernici et al., 2018, 41 adults) tested Bifidobacterium probiotic effects with HN019, not BL-04®. Meanwhile, a meta-analysis of five RCTs (244 dry-mouth patients) found a 1% malic acid spray boosted saliva flow (Liu et al., 2023), whereas no human trials show chewable malic acid whitens teeth.
ProDentim Side Effects, Safety & Who Should Skip It
Per the National Center for Complementary and Integrative Health (NCCIH), Lactobacillus and Bifidobacterium strains are well tolerated by most healthy adults, with three main cautions:
Temporary gas or bloating: Live microbes plus chicory inulin can cause mild first-week gas or loose stools, though 100 mg of inulin is minimal.
Acid reflux: Peppermint oil relaxes the lower esophageal sphincter and may trigger heartburn in older adults with GERD.
Who should skip it: NIH NCCIH notes rare bloodstream infection risks in severely ill, immunocompromised, chemotherapy, or central-line patients. Pregnant or nursing women and prescription-drug users should consult a physician first.
Buyer complaints: Across 100+ Trustpilot reviews (~1.9/5 stars) and Reddit threads, severe reactions are rare, aside from occasional mild stomach upset. Most complaints cite no noticeable change after one or two bottles or slow refunds when returning empty bottles to the Tallmadge, Ohio warehouse (ProDentim has no standalone BBB profile). Treat these posts as anecdotes.
When to see a dentist: Bleeding gums lasting past two weeks, loose teeth, mouth pain, or persistent bad breath require a dental exam.
Food Sources That Support Oral Bacteria Naturally
Everyday foods provide several of the same compounds:
Plain yogurt and kefir: Live L. paracasei and Bifidobacterium cultures plus calcium and phosphate.
Garlic, onions, leeks, and asparagus: Natural prebiotic inulin fiber.
Strawberries and tart apples: Natural malic acid and crisp fiber that stimulate saliva.
Supplements With These Strains: 2026 Price & Alternatives
ProDentim is sold only on the maker's order page. On November 4, 2026, US packages and refund rules stood at:
Package | Supply | Total | Per Bottle | US Shipping |
2 Bottles | 60 days | $158 | $79 | $9.99 |
3 Bottles | 90 days | $207 | $69 | Free (+ 3 PDFs) |
6 Bottles | 180 days | $294 | $49 | Free (+ 3 PDFs) |
Orders carry a 60-day money-back guarantee from delivery on opened or empty bottles if you return every bottle plus the packing slip (buyer pays return shipping). For disclosed strain codes, consider BioGaia Prodentis, or compare our ProDentim review, ProvaDent review, and PowerBite review.
FAQ
What are the 3 main probiotic strains in ProDentim? Lactobacillus paracasei, Lactobacillus reuteri, and Bifidobacterium lactis BL-04®, plus 20 mg of Streptococcus salivarius on the bottle panel.
How many CFUs are in each ProDentim tablet? 3.5 billion CFU total across the 20 mg blend at manufacture; individual strain CFU counts are not disclosed.
Does ProDentim contain inulin and malic acid? It lists 100 mg of chicory inulin; malic acid is marketed online, while the label lists only Natural Strawberry Flavor under Other Ingredients.
What is the difference between *Lactobacillus paracasei* and *Lactobacillus reuteri*? L. paracasei mainly targets cavity-causing Streptococcus mutans on enamel, whereas L. reuteri has stronger trials for gum inflammation and pocket depth.
Can ProDentim cause mild bloating or stomach upset at first? Yes. Live probiotics and chicory inulin can cause mild temporary gas or bloating during the first few days.
Who should consult a doctor before chewing ProDentim? Anyone who is immunocompromised, severely ill, pregnant, nursing, recovering from oral surgery, or taking prescription medications.
Sources
NIH DSLD: ProDentim (#298943). https://dsld.od.nih.gov/label/298943
Pahumunto N, et al. Acta Odontol Scand. 2018. https://pubmed.ncbi.nlm.nih.gov/29566582/
Volgenant CMC, et al. Front Oral Health. 2022. https://pubmed.ncbi.nlm.nih.gov/35434705/
Teughels W, et al. J Clin Periodontol. 2013. https://pubmed.ncbi.nlm.nih.gov/24164569/
Hallström H, et al. Acta Odontol Scand. 2013. https://pubmed.ncbi.nlm.nih.gov/23294143/
West NP, et al. Clin Nutr. 2014. https://pubmed.ncbi.nlm.nih.gov/24268677/
Invernici MM, et al. Effects of Bifidobacterium probiotic on the treatment of chronic periodontitis: a randomized clinical trial. J Clin Periodontol. 2018. https://pubmed.ncbi.nlm.nih.gov/30076613/
Liu G, et al. Oral Dis. 2023. https://pubmed.ncbi.nlm.nih.gov/34954846/
NIH NCCIH. Probiotics Safety. https://www.nccih.nih.gov/health/probiotics-usefulness-and-safety
U.S. FDA. Dietary Supplements. https://www.fda.gov/food/dietary-supplements
This article is for general information only and does not replace advice from your dentist or physician. Statements about dietary supplements have not been evaluated by the FDA. Product details, prices, and guarantee terms were verified on November 4, 2026 and may change.
