---
title: "Leaky Gut — $45K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/leaky-gut"
last_updated: "2026-08-12T15:41:25.720Z"
locale: en
meta:
description: "Amazon product research for leaky gut: $45K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for leaky gut: $45K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Leaky Gut — $45K/mo Amazon US Product Research (2026)"
---
# **Leaky Gut**
**Worth a look**
Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 62Growth 17Conversion 71Competition 53Returns 100Price range 94Avg price 95Brand share 77Review moat 22Quality gap 67
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$37.09**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$14.17–$83.48**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Great****58%**
top-5 brand share — no brand owns this niche
**Conversion**
**Good****6.5%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****$542K**
$542K/yr · 225K searches
**Competition**
**Good****53%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****8,835.57**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-15.1%**
90-day search growth — must beat 0% to launch
## **Is leaky gut profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, leaky gut is a $542K/yr Amazon United States market (225K searches/yr). The top 5 brands hold 58% of demand. Demand peaks in Feb–Mar–Sep. Verdict: Worth a look — 62/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **leaky gut market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **10K–13K**
- avg 250–500/product
- **Revenue / yr**
- **$371K–$464K**
- units × avg price
- **Conversion rate**
- **6.5%**
- **Avg BSR**
- **#459**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **1.6%**
- **Avg brand age**
- **74 months**
- **Avg seller age**
- **143 days**
## **Competition: brands, sellers & click share**
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**27 **▼falling
**Sellers**
**51**
**Top-5 brand share**
**58%**
Top 20: 94%
**Top-5 click share**
**53%**
Top 20: 93%
**Open market**
**36%**
- Amy Myers MD21% - Codeage15% - THORNE8% - Doctor Danielle7% - Ancient Nutrition7% - Intestinal Fortitude6%
## **leaky gut demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -15.1% search growth over the last 90 days.
9K7KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Feb, Mar, Sep · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/health-household/leaky-gut/trend)
## **Top leaky gut search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **leaky gut repair**57K/yr-15.7%3.1% conv. - **leaky gut**33K/yr-28.8%3.9% conv. - **gut repair**27K/yr-20.5%2.6% conv. - **leaky gut supplement**8K/yr+114.2%3.6% conv. - **leaky gut revive**12K/yr+2.7%8.4% conv. - **leaky gut repair supplements**17K/yr-48.7%2.2% conv. - **amy myers leaky gut revive**8K/yr+24.2%11.3% conv. - **amy myers**10K/yr-12.2%0.9% conv. - **gut lining repair**10K/yr-37.1%3.6% conv. - **thorne leaky gut support**2K/yr+648.9%11.4% conv. [**All search terms **](https://flapen.com/research/us/health-household/leaky-gut/search-terms)
## **Top leaky gut products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%$22K8%$43K12%$65K16%$87K101001K10K100K1.0M Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Amy Myers MD Leaky Gut Revive - Gluten-Free & Non-Dairy - Botanical Blend for Healthy Gut Support - GI Health Support with Prebiotic Fiber Slippery Elm Bark & Marshmallow Root - 6.3 oz (30 Servings)**Amy Myers MD**$47.58**4.2★1,285 rev](https://www.amazon.com/dp/B07FKTG2D3) [2**Codeage Leaky Gut Supplement L-Glutamine N-Acetylglucosamine Probiotic Butyric Acid Polyphenols Quercetin DGL Marshmallow Root Berberine BioPerine Cinnamon Vegan Non-GMO 60 Capsules**Codeage**$29.31**4.3★279 rev](https://www.amazon.com/dp/B0BJ144JHC) [3**THORNE - Leaky Gut Support (Formerly EnteroMend) - Gut Health Supplement - Supports Optimal Digestive Function & Bowel Regularity* - NSF Certified for Sport - Orange Vanilla Flavor - 30 Servings**THORNE**$48.29**4.4★313 rev](https://www.amazon.com/dp/B07978JYLN) [4**Gut Assist Leaky Gut Support Powder | 40-Servings with L-Glutamine Arabinogalactan Licorice Extract and More! Doctor Crafted Botanical Formula by Dr. Danielle**Doctor Danielle**$41.22**4.3★7,083 rev](https://www.amazon.com/dp/B086VVT5RV) [5**Ancient Nutrition Gut Health Supplement Leaky Gut Capsules 60ctFormulated with Licorice Root Astragalus Marshmallow and L-Glutamine Gluten Free Paleo and Keto Friendly 60 Ct**Ancient Nutrition**$25.18**4.4★732 rev](https://www.amazon.com/dp/B08R6HY9DQ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Trawecual Gut Health Capsule Supplement Supports Microbiome Leaky Gut and Digestion with 80 Billion CFU Probiotics Prebiotics Digestive Enzymes 30-in-1 Gut Health Supplement 100 Capsules**Trawecual**$23.08**40 rev3w ago](https://www.amazon.com/dp/B0FLVFSJJG) [**SIALLAC Gut Health - Gut Barrier Function Epithelial Cell Growth Immune Support Enhances Nutrient Absorption Microbiome Balance (HMO 3-SL) (1 Pack)**SIALLAC**$32.50**41 rev1y ago](https://www.amazon.com/dp/B0FDGBGB2L) [**Balance ONE Zinc Carnosine and L-Glutamine Powder Leaky Gut Repair Formula**Balance ONE**$35.98**27 rev1y ago](https://www.amazon.com/dp/B0F49VVGTN) [**Emerald Labs Leaky Gut Health 6.45 oz (60 Servings)**Emerald Laboratories**$34.86**53 rev3y ago](https://www.amazon.com/dp/B0C24RFK4R) [**MARYRUTHS Gut Flora Health+ Enzymes | Prebiotic & Probiotic Digestive Enzymes for Healthy Gut Biome & Digestive Support | Gastrointestinal Health | CLP Certified | 60 Capsules | 2 Month Supply**MARYRUTH'S**$24.24**1,656 rev5y ago](https://www.amazon.com/dp/B09B2M34C1)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Microbiome Breakthrough Gut Support Powder Vegetarian Vanilla With Probiotics Prebiotics and IgY Max Source of L-Glutamine Supports Digestive Comfort Gas & Bloating Relief 30 Servings***BIOptimizers**$48.42**4.6★**▲ 182%**](https://www.amazon.com/dp/B089WHSYVS) [**THORNE - Leaky Gut Support (Formerly EnteroMend) - Gut Health Supplement - Supports Optimal Digestive Function & Bowel Regularity* - NSF Certified for Sport - Orange Vanilla Flavor - 30 Servings**THORNE**$48.29**4.4★**▲ 97%**](https://www.amazon.com/dp/B07978JYLN) [**Balance ONE Zinc Carnosine and L-Glutamine Powder Leaky Gut Repair Formula**Balance ONE**$35.98**4.5★**▲ 73%**](https://www.amazon.com/dp/B0F49VVGTN) [**MARYRUTHS Gut Flora Health+ Enzymes | Prebiotic & Probiotic Digestive Enzymes for Healthy Gut Biome & Digestive Support | Gastrointestinal Health | CLP Certified | 60 Capsules | 2 Month Supply**MARYRUTH'S**$24.24**4.5★**▲ 69%**](https://www.amazon.com/dp/B09B2M34C1) [**Amy Myers MD Leaky Gut Revive - Gluten-Free & Non-Dairy - Botanical Blend for Healthy Gut Support - GI Health Support with Prebiotic Fiber Slippery Elm Bark & Marshmallow Root - 6.3 oz (30 Servings)**Amy Myers MD**$47.58**4.2★**▲ 49%**](https://www.amazon.com/dp/B07FKTG2D3)
**~~View all trending →~~**
## **What reviews say buyers love and hate about leaky gut**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**15%
*“Excellent Product”*
**Regulates Digestion**13%
*“It can help keep bowel movements happier too”*
**Nutritional Content**13%
*“The best probiotic ever”*
**Efficiency**10%
*“Effective for me”*
**Acid Regulator/Stomach Ache Relief**8%
*“Helps with stomach issues”*
**Value For Money**6%
*“Great deal”*
**Advertised Vs Actual Product**3%
*“Arrived as described”*
**Ease Of Chewing/Swallowing**3%
*“The size is comfortable to swallow—no awkward”*
**Ease Of Use**3%
*“Ease of use”*
**Side Effects**3%
*“I didnt experience any harsh side effects”*
### **What buyers complain about **
**Functionality-Overall**16%
*“No results”*
**Acid Regulator/Stomach Ache Relief**11%
*“Severe stomach pain”*
**Regulates Digestion**8%
*“I have a lot of trouble with my digestive system”*
**Value For Money**7%
*“To expensive”*
**Taste-Overall**4%
*“Poor taste”*
**Side Effects**4%
*“possible side effects”*
**Dosage**3%
*“Even when I took only 1 a day -- still going way too much”*
**Allergies**2%
*“Allergic reaction”*
**Smell**2%
*“Product smelled and tasted rancid”*
**Ingredients-Overall**2%
*“This is not divulged ANYWHERE in the product description or ingredient list”*
### **Top return reasons **
**Functionality-Overall**20%
**Acid Regulator/Stomach Ache Relief**13%
**Value For Money**9%
**Iron**8%
**Advertised Vs Actual Product**7%
**Taste-Overall**7%
**Side Effects**4%
**Joint Pain**4%
**Accuracy-Overall**2%
**Fever Relief**2%
## **Common leaky gut questions**
- **Is leaky gut profitable to sell on Amazon United States?**
- The niche generates $542K/yr across 28 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -15.1%. Flapen's verdict: Worth a look (62/100).
- **How competitive is the leaky gut niche?**
- 27 brands and 51 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 58% of demand.
- **What do buyers complain about in leaky gut?**
- Top complaints mined from reviews: Functionality-Overall, Acid Regulator/Stomach Ache Relief, Regulates Digestion. The return rate is 0.0%.
- **When does demand for leaky gut peak?**
- Demand peaks in Feb–Mar–Sep; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the leaky gut niche?**
- Listings span $14.17–$83.48; the average listing price is $37.09 (sweet spot $15–$100). The average incumbent carries 8,836 reviews — the moat a new listing must climb.
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