Pro-Gest Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Pro-Gest against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.
Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy
Pro-Gest is a dietary supplement by Higher Nature with 2 active ingredients. Its ingredients are commonly taken for digestive and gut health, prebiotic to support good bacteria, constipation relief.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.
HelloPharmacist Scorecard of Pro-Gest by Higher Nature
Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.
What’s inside
Full disclosure
Pro-Gest contains 2 active ingredients: fructo-oligosaccharides (FOS), a type of dietary fiber, and Lactobacillus salivarius, a probiotic bacterium. FOS is derived from plants and passes through your gut largely undigested; Lactobacillus salivarius is a live microorganism that inhabits your digestive tract.
The product also contains inactive ingredients including microcrystalline cellulose and magnesium stearate as binders and fillers.
Does it work?
Not established
The evidence we hold doesn't establish that FOS works reliably for osteoporosis, constipation, diabetes, travelers' diarrhea, or high cholesterol — the data rates it insufficient to make that call. We have no effectiveness data on file for Lactobacillus salivarius in this product.
If you're considering Pro-Gest for a specific reason, talk it over with your doctor or pharmacist to see what the broader research says and whether it's right for you.
How safe is it?
Well-documented data
Fructo-oligosaccharides are generally well tolerated in typical food amounts. At higher supplement doses, they commonly cause gas, bloating, abdominal pain, and flatulence, though clinical trials at doses up to 15 grams daily haven't shown these symptoms happen more often than with placebo.
The safety data for supplement-level doses of FOS is limited, so use only with professional guidance. We have no safety data on file for Lactobacillus salivarius.
If you're pregnant or nursing, talk with your doctor or pharmacist — there isn't enough data to know either way.
Meds to double-check
No known interactions
No interactions are documented in our data for the ingredients we could check. We could not check Lactobacillus salivarius — we hold no interaction data for it.
Use the search tool on this page to verify your specific medications, and talk with your pharmacist if you have any concerns.
The bottom line
Scorecard at a glanceFully disclosed formula with no established evidence rating for its marketed use. No medication interactions are currently documented, and safety information is well characterized.
Pro-Gest is a two-ingredient probiotic and prebiotic formula with no documented drug interactions. The evidence for what it does isn't established in the data we hold.
Most people tolerate FOS well, though it can cause digestive bloating and gas, especially at higher doses. Before you start, especially if you're pregnant, nursing, or have a digestive condition, check with your own doctor or pharmacist.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 1 of 2 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Apr 23, 2020.
This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed
General information
Key facts about Pro-Gest, straight from the product label.
| Brand | Higher Nature |
|---|---|
| Barcode (UPC) | 5031013100512 |
| Net contents | 30 Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Apr 23, 2020 |
| DSLD ID | 217063 |
| Product type | Other Combinations |
| Supplement form | Capsule |
| Dietary claims / uses | All Other |
| Intended target group(s) | Children 4 or More Years of Age, Vegan, Vegetarian, Adult (18 - 50 Years), Gluten Free, Dairy Free |
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.
Supplement Facts
The label details for Pro-Gest by Higher Nature, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Fructo-Oligosaccharides | 50 mg | -- |
| Lactobacillus salivarius | 15 mg | -- |
Other ingredients: Microcrystalline Cellulose, Capsule, Fructo-Oligosaccharides, Lactobacillus salivarius, Magnesium Stearate
Tap any ingredient to jump to its full detail below.
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Formulation
Does not contain: Artificial colours, flavourings or preservatives, corn, dairy products, gluten, lactose, maize, salt, starch, soya, wheat.
Suitable for vegetarians and vegans. This product is not tested on animals.
Gluten and dairy free.
Formula
Dairy free live bacteria
Lactobacillus salivarius are live bacteria which naturally live in the gut and mouth. 2.5 billion bacteria per capsule.
General Statements
Ultimate nutrition
FDA Statement of Identity
Food Supplement
Suggested/Recommended/Usage/Directions
Directions: Take 1-2 capsules a day (children over 8 years, 1 capsule a day) with water 30mins before or 2hrs after meals, or as your health professional advises. Do not exceed recommended daily intake.
Precautions
Food supplements should not be used as a substitute for a varied and balanced diet and healthy lifestyle.
Keep out of reach of children.
Storage
Storage: Refrigerate before and after use. once opened, consume within 3 months.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Pro-Gest by Higher Nature label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.
View the full label (PDF)The Ingredients in Pro-Gest by Higher Nature
These are the 2 active ingredients this product is made of. Select any to open its full monograph.
Serving size1 Capsule(s) Dosage formCapsule Amounts shown are per serving.
Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.
Fructo-Oligosaccharides
No knowninteractions
Fructo-oligosaccharides (FOS) are a type of soluble fiber that acts as a prebiotic, meaning they feed the helpful bacteria in your gut. They are gener...
Fructo-Oligosaccharides monograph & interactionsLactobacillus salivarius
Other (inactive) ingredients: Microcrystalline Cellulose, Capsule, Fructo-Oligosaccharides, Lactobacillus salivarius, Magnesium Stearate. These complete the product’s ingredient list but are not active constituents.
Pro-Gest by Higher Nature Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in Pro-Gest. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.
Brand information
Manufacturer and brand details for Pro-Gest, from the product label.
Higher Nature
See all Higher Nature products- Name
- Higher Nature
- City
- Burwash Common
- State
- East Sussex
- ZipCode
- TN19 7LX
- Web Address
- www.highernature.com
Pro-Gest by Higher Nature: Common Questions
Does Pro-Gest by Higher Nature interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Will Pro-Gest cause gas and bloating?
Can I take Pro-Gest if I'm pregnant or breastfeeding?
What does Lactobacillus salivarius do?
Does this product interact with my medications?
How much fructo-oligosaccharides are in each capsule?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Pro-Gest is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.
The Full Monographs Behind Pro-Gest’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
Pro-Gest's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.
The 6 references behind this product’s interaction data
Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.
Fructo-oligosaccharides (fos) 6 references
- Briet F, et al. Symptomatic response to varying levels of fructo-oligosaccharides consumed occasionally or regularly. Eur J Clin Nutr 1995;49:501-7.
- Bouhnik Y, Vahedi K, Achour L, et al. Short-chain fructo-oligosaccharide administration dose-dependently increases fecal bifidobacteria in healthy humans. J Nutr 1999;129:113-6. PubMed
- Cummings JH, Macfarlane GT, Englyst HN. Prebiotic digestion and fermentation. Am J Clin Nutr 2001;73:415S-420S. PubMed
- Souza DDS, Tahan S, Weber TK, Araujo-Filho HB, de Morais MB. Randomized, double-blind, placebo-controlled parallel clinical trial assessing the effect of fructooligosaccharides in infants with constipation. Nutrients. 2018;10(11). pii: E1602. PubMed
- Andermann TM, Fouladi F, Tamburini FB, et al. A Fructo-Oligosaccharide Prebiotic Is Well Tolerated in Adults Undergoing Allogeneic Hematopoietic Stem Cell Transplantation: A Phase I Dose-Escalation Trial. Transplant Cell Ther 2021;27(11):932. PubMed
- Dou Y, Yu X, Luo Y, Chen B, Ma D, Zhu J. Effect of Fructooligosaccharides Supplementation on the Gut Microbiota in Human: A Systematic Review and Meta-Analysis. Nutrients 2022;14(16):3298. PubMed
See these in context on the Fructo-oligosaccharides (fos) monograph →
Parts of this content are provided by the Therapeutic Research Center, LLC.
DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.
© 2021 Therapeutic Research Center, LLC