---
title: "Reduced Glutathione — $190K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/reduced-glutathione"
last_updated: "2026-08-11T10:48:11.238Z"
locale: en
meta:
description: "Niche score 45/100 · $190K/yr market · 59K searches/yr · $31.86 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $190K/yr market · 59K searches/yr · $31.86 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Reduced Glutathione — $190K/yr Amazon US Niche (2026) - Flapen"
---
# **reduced glutathione**
**Skip it**
Soft demand (-33.7% this quarter) — this niche doesn't clear our bar today.
Market size 38Growth 8Conversion 87Competition 24Returns 100Price range 93Avg price 95Brand share 11Review moat 33Quality gap 37
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$31.86**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$13.83–$67.63**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****10.1%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****$190K**
$190K/yr · 59K searches
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****3,231.2**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****71%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****95%**
top-5 brand share — brand-locked demand
**Growth**
**Bad****-33.7%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, reduced glutathione is a $190K/yr Amazon United States market (59K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Jan–Feb. Verdict: Skip it — 45/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **reduced glutathione market data**
- **Units sold / yr**
- **5K–6K**
- avg 250–500/product
- **Revenue / yr**
- **$159K–$191K**
- units × avg price
- **Conversion rate**
- **10.1%**
- **Avg BSR**
- **#1,058**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **67%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **79 months**
- **Avg seller age**
- **169 days**
## **Competition & brand share**
The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▼falling
**Sellers**
**33**
**Top-5 brand share**
**95%**
Top 20: 100%
**Top-5 click share**
**71%**
Top 20: 100%
**Open market**
**2%**
- NOW Foods78% - Pure Encapsulations6% - Jarrow Formulas5% - Nutricost3% - NusaPure3% - Micro Ingredients2% - Open — no brand owns it (1 brand, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 98 weeks — -33.7% search growth over the last 90 days.
2K2KSpike '24Prime Day '25Spike '25Black Friday '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Jan, Feb · busiest ÷ quietest = 3.0×
[**Open Trend **](https://flapen.com/research/us/health-household/reduced-glutathione/trend)
## **Top reduced glutathione search terms**
- **now glutathione**26K/yr-48.4%8.1% conv. - **reduced glutathione**12K/yr-9.0%6.5% conv. - **now glutathione 500mg**8K/yr-32.0%10.0% conv. - **glutathione reduced**6K/yr-23.7%6.9% conv. - **glutathione now**5K/yr-15.8%8.9% conv. - **now foods glutathione**2K/yr+10.6%7.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/reduced-glutathione/search-terms)
## **Top reduced glutathione 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%$19K20%$38K30%$57K40%$76K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**NOW Foods Supplements Glutathione 500 mg With Milk Thistle Extract & Alpha Lipoic Acid Free Radical Neutralizer* 60 Veg Capsules**NOW Foods**$20.31**4.6★10,419 rev](https://www.amazon.com/dp/B0019LWV92) [2**Now Foods Supplements Glutathione 500 mg with Milk Thistle Extract & Alpha Lipoic Acid Free Radical Neutralizer* 120 Veg Capsules Beige**NOW Foods**$34.95**4.6★10,419 rev](https://www.amazon.com/dp/B0B3JKB3WG) [3**Now Glutathione 500 mg 100 Vegan Capsules - Reduced Form GSH Supplement - Enhanced with Milk Thistle Extract and Alpha Lipoic Acid**NOW Foods**$37.53**4.7★962 rev](https://www.amazon.com/dp/B07KGK6ZJM) [4**NOW Foods Supplements Glutathione 500 mg With Milk Thistle Extract & Alpha Lipoic Acid Free Radical Neutralizer* 30 Veg Capsules**NOW Foods**$13.83**4.6★10,419 rev](https://www.amazon.com/dp/B0753CTRJJ) [5**NOW FOODS Glutathione 250 60 CT**NOW Foods**$14.44**4.6★2,552 rev](https://www.amazon.com/dp/B0013OXELE)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Micro Ingredients Glutathione 1 000mg 120 Veggie Capsules | Extra Strength Reduced Glutathione + Active Antioxidant Form | Liver Health & Immune Support Supplement | Non-GMO Gluten Free Vegan**Micro Ingredients**$17.38**326 rev1y ago](https://www.amazon.com/dp/B0DWD6PXP2) [**Now Foods Supplements Glutathione 500 mg with Milk Thistle Extract & Alpha Lipoic Acid Free Radical Neutralizer* 120 Veg Capsules Beige**NOW Foods**$34.95**10,419 rev4y ago](https://www.amazon.com/dp/B0B3JKB3WG) [**Nutricost Glutathione Capsules 500mg 240 Capsules - Gluten Free GMO Free**Nutricost**$40.58**1,571 rev6y ago](https://www.amazon.com/dp/B088NDXC8N) [**Now Glutathione 500 mg 100 Vegan Capsules (Pack of 2) - Reduced Form GSH Supplement - Enhanced with Milk Thistle Extract and Alpha Lipoic Acid**NOW Foods**$67.63**79 rev6y ago](https://www.amazon.com/dp/B0885WWBC3) [**NOW Foods Solutions Glutathione Skin Brightener with Ceramosides Moisturizing and Illuminating 30 Veg Capsules**NOW Foods**$18.34**260 rev7y ago](https://www.amazon.com/dp/B07PLL12KH)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**NOW Foods Supplements Glutathione 500 mg With Milk Thistle Extract & Alpha Lipoic Acid Free Radical Neutralizer* 30 Veg Capsules**NOW Foods**$13.83**4.6★**▲ 51%**](https://www.amazon.com/dp/B0753CTRJJ) [**Jarrow Formulas Glutathione Reduced 500 mg - 60 Veggie Capsules - Intracellular Antioxidant - Quality Glutathione Supplements - Supports Recycling of Vitamins C & E - Non-GMO - Gluten Free - Vegan**Jarrow Formulas**$29.22**4.5★**▲ 19%**](https://www.amazon.com/dp/B0013OULOM) [**NOW Foods Supplements Glutathione 500 mg With Milk Thistle Extract & Alpha Lipoic Acid Free Radical Neutralizer* 60 Veg Capsules**NOW Foods**$20.31**4.6★**▲ 12%**](https://www.amazon.com/dp/B0019LWV92) [**Now Foods Supplements Glutathione 500 mg with Milk Thistle Extract & Alpha Lipoic Acid Free Radical Neutralizer* 120 Veg Capsules Beige**NOW Foods**$34.95**4.6★**— 10%**](https://www.amazon.com/dp/B0B3JKB3WG) [**Nutricost Glutathione Capsules 500mg 240 Capsules - Gluten Free GMO Free**Nutricost**$40.58**4.7★**— 4%**](https://www.amazon.com/dp/B088NDXC8N)
**~~View all trending →~~**
## **What buyers say about reduced glutathione**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**17%
*“Better than the other one I used”*
**Energy Level**7%
*“energy wise I pretty good”*
**Value For Money**6%
*“Great value”*
**Brightness/Shine/Glow**5%
*“glowing”*
**Skin Health**5%
*“Helped clear my skin”*
**Advertised Vs Actual Product**5%
*“As described”*
**Nutritional Content**4%
*“Good supplements”*
**Ease Of Use**4%
*“Effective with consistent use”*
**Ease Of Chewing/Swallowing**4%
*“its easy to swallow”*
**Inflammation**3%
*“This is a great anti inflammatory product”*
### **What buyers complain about **
**Dosage**11%
*“Seems to be a error with the listed dose”*
**Smell**11%
*“the body odor disappeared”*
**Functionality-Overall**9%
*“May not work sadly”*
**Value For Money**7%
*“That price is higher”*
**Taste-Overall**7%
*“Theres no taste”*
**Energy Level**6%
*“My energy has never been this high before”*
**Side Effects**6%
*“Bad side effects”*
**Calcium**5%
*“I wish there was more glutathione per capsule so you dont have to take so many to get the dosage”*
**Muscle Pain Relief**5%
*“muscle soreness after long bike sessions”*
**Acid Regulator/Stomach Ache Relief**5%
*“Our stomach acid makes this product less effective”*
### **Top return reasons **
**Color Fading/Discoloration**17%
**Functionality-Overall**17%
**Charging**17%
**Joint Pain**17%
**Ingredients-Overall**17%
**Ethically/Sustainably Sourced**17%
## **Common questions**
- **Is reduced glutathione profitable to sell on Amazon United States?**
- The niche generates $190K/yr across 15 tracked products. 90-day search growth is -33.7%. Flapen's verdict: Skip it (45/100).
- **How competitive is the reduced glutathione niche?**
- 7 brands and 33 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 95% of demand.
- **What do buyers complain about in reduced glutathione?**
- Top complaints mined from reviews: Dosage, Smell, Functionality-Overall. The return rate is 0.0%.
- **When does demand for reduced glutathione peak?**
- Demand peaks in Jan–Feb; the busiest month runs 3.0× the quietest.
- **What does it cost to enter the reduced glutathione niche?**
- Listings span $13.83–$67.63; the average listing price is $31.86 (sweet spot $15–$100). The average incumbent carries 3,231 reviews — the moat a new listing must climb.
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