Mast Cell Stabilizer
MaybeAn estimated 0.0% of orders come back. But demand is soft, at -9.2% this quarter, so Mast Cell Stabilizer is a Maybe.
- Flapen Score
- 52 / 100Top 36% of 14,768 Health & Household niches · +3 vs the category median of 4952
- Market size
- $106K/yr33K searches / yr
- 90-day growth
- -9.2%search demand this quarter
- Competition
- 60%top-5 click share · 13 brands · 33 sellers
Flapen Score
Mast Cell Stabilizer against its category
The dotted line is the Health & Household average. Past it, Mast Cell Stabilizer is stronger. Inside it, weaker.
Market
The Mast Cell Stabilizer market on Amazon at a glance
Shoppers on Amazon United States searched for Mast Cell Stabilizer 33K times last year and spent an estimated $106K. The top 5 brands take 74% of clicks. Flapen scores it 52 out of 100, a Maybe.
01 · Demand
An estimated 11.4% of those searches ended in a purchase.
Shoppers searched for this 33K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 11.4% of those searches ended in a purchase. Searches in the last 90 days moved -9.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $106K a year.
- Searches, last 12 months
- 33K
- Growth, 90 days vs prior 90
- -9.2%
- Conversion, latest week
- 11.4%
- Market size, estimated
- $106Ka year
- Peak month
- August1.3× the quietest month
- Top search term
- liposomal quercetin18K searches a year
02 · Price
A sale here is worth $28.39.
Listings sell for $28.39 on average, from $8.00 to $47.67. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At $28.39 that is $3K to $7K a year per listing.
- Average price
- $28.39inside the $15 to $100 sweet spot
- Price range
- $8.00–$47.67
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $3K–$7K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
94% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 5.0% of listings are out of stock. The average listing ranks #177 within Antioxidants. It carries 814 reviews at 4.65 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 94%
- Prime listings
- 100%
- Out of stock, average day
- 5.0%
- Average rank
- #177in Antioxidants
- Average rating
- 4.65 starsAmazon United States average 4.42 stars
- Average reviews
- 814per listing
- Listings tracked
- 17
04 · Newcomers
0 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 68 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 68 months
Products
Top Mast Cell Stabilizer products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 25, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Life Extension Bio-Quercetin Immune Health Supplement Heart Health Support Gluten Free Non-GMO Vegetarian 30 Capsules
- Price
- $8.00
- Rating
- 4.6/5
- Reviews
- 1,739
- Age
- 7y ago

Rho Nutrition Liposomal Quercetin - Ultra High Absorption Liquid Quercetin Supplement Seasonal and Immune Support
- Price
- $33.81
- Rating
- 4.6/5
- Reviews
- 70
- Age
- 2y ago

Life Extension Bio-Quercetin 90 Vegetarian Capsules
- Price
- $25.52
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 4mo ago

Pure Encapsulations Quercetin UltraSorb | Enhanced-Absorption Cellular Immune and Cardiovascular Support* | 90 Capsules
- Price
- $47.39
- Rating
- 4.7/5
- Reviews
- 213
- Age
- 4y ago

Orgabay Liposomal Quercetin Phytosome 1600 mg Bromelain 200mg Zinc 30mg Vitamin C Turmeric 40 mg Highest Absorption Quercetin Complex 120 Softgels
- Price
- $29.61
- Rating
- 4.6/5
- Reviews
- 220
- Age
- 4y ago
Trending
estimated 90-day click momentum
Clenoriko Quercetin with Bromelain Liposomal Quercetin Complex with Vitamin C & Zinc Elderberry Berberine & Mullein for Immune Wellness & Respiratory Comfort Higher Absorption - 60 Softgels
- Price
- $22.20
- Rating
- 4.6/5
- Reviews
- 21
- Age
- 2mo ago

Life Extension Bio-Quercetin 90 Vegetarian Capsules
- Price
- $25.52
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 4mo ago

Rho Nutrition Liposomal Quercetin - Ultra High Absorption Liquid Quercetin Supplement Seasonal and Immune Support
- Price
- $33.81
- Rating
- 4.6/5
- Reviews
- 70
- Age
- 2y ago

Orgabay Liposomal Quercetin Phytosome 1600 mg Bromelain 200mg Zinc 30mg Vitamin C Turmeric 40 mg Highest Absorption Quercetin Complex 60 Softgels
- Price
- $19.96
- Rating
- 4.6/5
- Reviews
- 220
- Age
- 4y ago

Quercetin with Bromelain - 96% Highly Purified - 120 Count (1 200mg Servings) - Supports Healthy Immune Functions in Men and Women (Vegan Safe Third Party Tested Gluten Free) by Double Wood
- Price
- $23.60
- Rating
- 4.7/5
- Reviews
- 4,943
- Age
- 6y ago
Newest
by launch date
Clenoriko Quercetin with Bromelain Liposomal Quercetin Complex with Vitamin C & Zinc Elderberry Berberine & Mullein for Immune Wellness & Respiratory Comfort Higher Absorption - 60 Softgels
- Price
- $22.20
- Rating
- 4.6/5
- Reviews
- 21
- Age
- 2mo ago

Life Extension Bio-Quercetin 90 Vegetarian Capsules
- Price
- $25.52
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 4mo ago

Liposomal Quercetin with Bromelain Liquid Drops 8 in 1 Organic Quercetin 1000mg Supplements with Bromelain 500mg Vitamin C D3 Zinc Elderberry Turmeric for Immunity & Respiratory Health 2 Fl Oz
- Price
- $19.52
- Rating
- 4.8/5
- Reviews
- 112
- Age
- 1y ago

Renue By Science Quercetin | High Strength Liposomal Quercetin Supplements | 90 Quercitin Capsules - 150mg Quercetin per Serving | Non-GMO | Made in the USA & Third-Party Tested
- Price
- $47.67
- Rating
- 4.7/5
- Reviews
- 50
- Age
- 2y ago

Rho Nutrition Liposomal Quercetin - Ultra High Absorption Liquid Quercetin Supplement Seasonal and Immune Support
- Price
- $33.81
- Rating
- 4.6/5
- Reviews
- 70
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 60% of clicks. Leaders hold, but buyers still shop past them.
Brands
13 falling
Sellers
33
Est. top-5 brand share
74%
Top 20: 100%
Est. top-5 click share
60%
Top 20: 100%
Open market
21%
- Life Extension40%
- Orgabay10%
- Rho Nutrition10%
- Pure Encapsulations8%
- Natural Factors5%
- THORNE5%
Demand
Mast Cell Stabilizer search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Mast Cell Stabilizer search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- liposomal quercetin18K/yr
- quercetin liposomal6K/yr
- bio quercetin life extension3K/yr
- life extension bio quercetin2K/yr
- bio quercetin3K/yr
Reviews and returns
What reviews say buyers love and hate about Mast Cell Stabilizer
We read the reviews and the return reasons for every product selling here.
“Allergies”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Mast Cell Stabilizer questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









