---
title: "Papain — $1.7M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/papain"
last_updated: "2026-08-06T15:17:14.063Z"
locale: en
meta:
description: "Niche score 55/100 · $1.7M/yr market · 870K searches/yr · $16.36 avg price. Soft demand (-5.0% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · $1.7M/yr market · 870K searches/yr · $16.36 avg price. Soft demand (-5.0% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Papain — $1.7M/yr Amazon US Niche (2026) - Flapen"
---
# **papain**
**Worth a look**
Shows low returns (0.0%), but soft demand (-5.0% this quarter) keeps it on the watch list.
Market size 91Growth 23Conversion 95Competition 25Returns 100Price range 58Avg price 78Brand share 36Review moat 25Quality gap 30
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****12.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Great****$1.7M**
$1.7M/yr · 870K searches
**Avg price**
**Great****$16.36**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$5.37–$28.28**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Competition**
**Okay****70%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****4,449.25**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-5.0%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, papain is a $1.7M/yr Amazon United States market (870K searches/yr). The top 5 brands hold 83% of demand. Verdict: Worth a look — 55/100.
Data updated Jul 26, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **papain market data**
- **Units sold / yr**
- **100K–125K**
- avg 6,000–8,000/product
- **Revenue / yr**
- **$1.6M–$2.0M**
- units × avg price
- **Conversion rate**
- **12.3%**
- **Avg BSR**
- **#260**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **69%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **89 months**
- **Avg seller age**
- **145 days**
## **Competition & brand share**
The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **—flat
**Sellers**
**624**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**70%**
Top 20: 100%
**Open market**
**12%**
- American Health55% - Country Life12% - NOW Foods7% - 21st Century5% - Complete Natural Products5% - GNC4% - Open — no brand owns it (5 brands, 12%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -5.0% search growth over the last 90 days.
23K18KSpike '24Prime Day '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/health-household/papain/trend)
## **Top papain search terms**
- **papaya enzymes chewable**434K/yr-6.3%12.3% conv. - **papaya enzyme**211K/yr-2.7%9.1% conv. - **papaya enzymes**57K/yr+0.1%8.1% conv. - **super papaya enzyme plus**30K/yr-36.9%18.5% conv. - **papaya enzymes for digestion**19K/yr+8.5%5.1% conv. - **papaya digestive enzymes**13K/yr+35.8%5.8% conv. - **papaya pills**13K/yr-0.8%6.2% conv. - **american health papaya enzymes chewable**13K/yr-19.3%11.1% conv. - **chewable papaya enzymes**11K/yr-2.3%9.6% conv. - **original papaya enzyme**10K/yr-4.7%4.8% conv. [**All search terms **](https://flapen.com/research/us/health-household/papain/search-terms)
## **Top papain products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$175K20%$350K30%$525K40%$700K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**American Health Chewable Original Papaya Enzyme 250 Chwbls**American Health**$8.15**4.6★19,969 rev](https://www.amazon.com/dp/B0001ZYL8G) [2**American Health Super Papaya Enzyme Plus Chewable Tablets Natural Peppermint Flavor Promotes Digestion & Nutrient Absorption Contains Papain & Other Digestive Enzymes 360 Count**American Health**$15.35**4.6★11,397 rev](https://www.amazon.com/dp/B00822YO96) [3**Country Life Papaya Digestive Support 500 Chewable Wafers**Country Life**$20.73**4.6★2,604 rev](https://www.amazon.com/dp/B00YF210I0) [4**American Health Papaya Enzyme Chewable Tablets - Promotes Nutrient Absorption Helps Digestion and Freshens Breath with Chlorophyll & Pepermint - Gluten-Free Vegetarian - 600 Count**American Health**$15.70**4.7★7,568 rev](https://www.amazon.com/dp/B00028OSSU) [5**NOW Foods Supplements Papaya Enzyme with Mint and Chlorophyll Digestive Support* 360 Chewable Lozenges**NOW Foods**$13.95**4.3★3,322 rev](https://www.amazon.com/dp/B0014UABCW)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Enzymedica Papaya Gold - Papaya Enzymes Chewable Digestive Enzyme Supplement for Women and Men Digestion & Gut Health Support High Potency Bromelain & Papain Vegan Gluten Free - 120 Tablets**Enzymedica**$17.88**183 rev2y ago](https://www.amazon.com/dp/B0CR1VFZS6) [**Spring Valley Spring - Valley Papaya Enzyme Complex Tablets - 180 Chewable Tablets Pack of 2 180 Count (Pack of 2)**Somall**$18.61**908 rev4y ago](https://www.amazon.com/dp/B09YVJFWM9) [**Carlyle Papaya Enzyme Chewable Tablets**Carlyle**$14.66**1,814 rev5y ago](https://www.amazon.com/dp/B098XXHNZ5) [**Papaya Enzyme Capsules 500mg - Organic Enzymes for Digestion with Papain Gut Cleanse Support from Seeds Vegan Non GMO Herbal Supplement Made USA Fast Absorbing Digestive Support Formula Capsules**Complete Natural Products**$14.95**978 rev5y ago](https://www.amazon.com/dp/B08FXY7HJ3) [**365 by Whole Foods Market Papaya Enzymes 500 Chews**365 by Whole Foods Market**$28.28**526 rev8y ago](https://www.amazon.com/dp/B074H6KWN2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Enzymedica Papaya Gold - Papaya Enzymes Chewable Digestive Enzyme Supplement for Women and Men Digestion & Gut Health Support High Potency Bromelain & Papain Vegan Gluten Free - 120 Tablets**Enzymedica**$17.88**4.5★**▲ 112%**](https://www.amazon.com/dp/B0CR1VFZS6) [**Garden of Life Digestive Enzymes with Papain Bromelain and Lipase for Nutrient Absorption and Digestion Support Tropical Fruit Flavor Dietary Supplement Certified Vegan 90 Chewables**Garden of Life**$22.68**4.5★**▲ 61%**](https://www.amazon.com/dp/B00Y8MPKVU) [**GNC Natural Brand Papaya Enzyme 240 Tablets Supports Healthy Digestive Function**GNC**$15.94**4.6★**▲ 52%**](https://www.amazon.com/dp/B001KYVUEU) [**GNC Natural Brand Papaya Enzyme 600 chewable Tablets**GNC**$26.09**4.7★**▲ 42%**](https://www.amazon.com/dp/B001KYRW92) [**American Health Chewable Original Papaya Enzyme 250 Chwbls**American Health**$8.15**4.6★**▲ 26%**](https://www.amazon.com/dp/B0001ZYL8G)
**~~View all trending →~~**
## **What buyers say about papain**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Regulates Digestion**15%
*“No more bloating”*
**Taste-Overall**15%
*“Taste is great, slightly minty”*
**Acid Regulator/Stomach Ache Relief**10%
*“It helps very much with acid reflux”*
**Quality-Overall**10%
*“The filling seems very good”*
**Ease Of Chewing/Swallowing**7%
*“Great chewables”*
**Efficiency**4%
*“Very Effective”*
**Heart Health**4%
*“They really help me with a kind of heartburn issues”*
**Flavor**3%
*“The flavor is pleasant”*
**Value For Money**3%
*“Excellent price”*
**Advertised Vs Actual Product**2%
*“Work as advertised”*
### **What buyers complain about **
**Taste-Overall**12%
*“It doesn't have a strong taste”*
**Regulates Digestion**7%
*“I cant digest capsules I had to buy the chewable ones”*
**Ingredients-Overall**5%
*“NOT GLUTEN FREE”*
**Ease Of Chewing/Swallowing**5%
*“Not chewable”*
**Flavor**5%
*“Chewable bites, flavor could be weird”*
**Acid Regulator/Stomach Ache Relief**5%
*“It did make my stomach cramp”*
**Smell**3%
*“Bad smell, great results”*
**Value For Money**3%
*“too cheap to waste my time returning it”*
**Nutritional Content**3%
*“One of the worst carbohydrates that spikes blood sugar and has been linked to several adverse effects on metabolic balance and general health”*
**Functionality-Overall**3%
*“none worked”*
### **Top return reasons **
**Magnesium**56%
**Joint Pain**11%
**Ingredients-Overall**11%
**Smell**6%
**Acid Regulator/Stomach Ache Relief**6%
**Heart Health**6%
**Side Effects**6%
## **Common questions**
- **Is papain profitable to sell on Amazon United States?**
- The niche generates $1.7M/yr across 16 tracked products. 90-day search growth is -5.0%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the papain niche?**
- 11 brands and 624 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in papain?**
- Top complaints mined from reviews: Taste-Overall, Regulates Digestion, Ingredients-Overall. The return rate is 0.0%.
- **When does demand for papain peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the papain niche?**
- Listings span $5.37–$28.28; the average listing price is $16.36 (sweet spot $15–$100). The average incumbent carries 4,449 reviews — the moat a new listing must climb.
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