Polyglutamic Acid
FailThe top 5 products take 100% of clicks, so Polyglutamic Acid is a Fail.
- Flapen Score
- 45 / 100Ranks 6,474 of 10,978 Beauty & Personal Care niches · −3 vs the category median of 4845
- Market size
- $190K/yr75K searches / yr
- 90-day growth
- -6.9%search demand this quarter
- Competition
- 100%top-5 click share · 2 brands · 6 sellers
Flapen Score
Polyglutamic Acid against its category
The dotted line is the Beauty & Personal Care average. Past it, Polyglutamic Acid is stronger. Inside it, weaker.
Market
The Polyglutamic Acid market on Amazon at a glance
Shoppers on Amazon United States searched for Polyglutamic Acid 75K times last year and spent an estimated $190K. All 2 brands take every click. Flapen scores it 45 out of 100, a Fail.
01 · Demand
An estimated 13.4% of those searches ended in a purchase.
Shoppers searched for this 75K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 13.4% of those searches ended in a purchase. Searches in the last 90 days moved -6.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $190K a year.
- Searches, last 12 months
- 75K
- Growth, 90 days vs prior 90
- -6.9%
- Conversion, latest week
- 13.4%
- Market size, estimated
- $190Ka year
- Peak month
- November2.2× the quietest month
- Top search term
- prequel multi quench serum12K searches a year
02 · Price
A sale here is worth $18.95.
Listings sell for $18.95 on average, from $13.62 to $25.97. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 1,500 to 2,000 of them. At $18.95 that is $28K to $38K a year per listing.
- Average price
- $18.95inside the $15 to $100 sweet spot
- Price range
- $13.62–$25.97
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 1,500–2,000
- Revenue per listing a year
- $28K–$38K
- Returns
- 2.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #270 within Serums. It carries 750 reviews at 4.33 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #270in Serums
- Average rating
- 4.33 starsAmazon United States average 4.42 stars
- Average reviews
- 750per listing
- Listings tracked
- 4
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 53 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 53 months
Products
Top Polyglutamic Acid 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 16, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Prequel Skin Multi-Quench Plumping Hydration Serum for Face. Intensive Hydrating Facial Serum for Women with PGA Complex and Moisture-Binders. Deep Moisturizing for Dry and Sensitive Skin 1.7oz
- Price
- $25.97
- Rating
- 4.6/5
- Reviews
- 813
- Age
- 1y ago

The INKEY List Polyglutamic Acid Serum Face Serum to Moisturize Dry Skin Reduce Fine Lines and Boost Radiance 1.0 fl oz
- Price
- $13.62
- Rating
- 4.3/5
- Reviews
- 1,358
- Age
- 3y ago

Prequel Skin Multi-Quench Hydration Mist Moisturizing Face Spray with Plumping PGA Complex Glycerin Aloe & More Hydrating Facial Spray with Niacinamide for Smoother Skin Fine Mist Humectant
- Price
- $17.13
- Rating
- 4.2/5
- Reviews
- 232
- Age
- 8mo ago

Prequel Skin Redness Reform Calming Serum for Face. Advanced Clinical Optical Corrector for Redness and Discomfort. Soothing Face Serum with Oat Extract for Sensitive Skin. 1oz Pump
- Price
- $19.10
- Rating
- 4.2/5
- Reviews
- 598
- Age
- 2y ago
Trending
estimated 90-day click momentum
Prequel Skin Redness Reform Calming Serum for Face. Advanced Clinical Optical Corrector for Redness and Discomfort. Soothing Face Serum with Oat Extract for Sensitive Skin. 1oz Pump
- Price
- $19.10
- Rating
- 4.2/5
- Reviews
- 598
- Age
- 2y ago

Prequel Skin Multi-Quench Plumping Hydration Serum for Face. Intensive Hydrating Facial Serum for Women with PGA Complex and Moisture-Binders. Deep Moisturizing for Dry and Sensitive Skin 1.7oz
- Price
- $25.97
- Rating
- 4.6/5
- Reviews
- 813
- Age
- 1y ago

Prequel Skin Multi-Quench Hydration Mist Moisturizing Face Spray with Plumping PGA Complex Glycerin Aloe & More Hydrating Facial Spray with Niacinamide for Smoother Skin Fine Mist Humectant
- Price
- $17.13
- Rating
- 4.2/5
- Reviews
- 232
- Age
- 8mo ago

The INKEY List Polyglutamic Acid Serum Face Serum to Moisturize Dry Skin Reduce Fine Lines and Boost Radiance 1.0 fl oz
- Price
- $13.62
- Rating
- 4.3/5
- Reviews
- 1,358
- Age
- 3y ago
Newest
by launch date
Prequel Skin Multi-Quench Hydration Mist Moisturizing Face Spray with Plumping PGA Complex Glycerin Aloe & More Hydrating Facial Spray with Niacinamide for Smoother Skin Fine Mist Humectant
- Price
- $17.13
- Rating
- 4.2/5
- Reviews
- 232
- Age
- 8mo ago

Prequel Skin Multi-Quench Plumping Hydration Serum for Face. Intensive Hydrating Facial Serum for Women with PGA Complex and Moisture-Binders. Deep Moisturizing for Dry and Sensitive Skin 1.7oz
- Price
- $25.97
- Rating
- 4.6/5
- Reviews
- 813
- Age
- 1y ago

Prequel Skin Redness Reform Calming Serum for Face. Advanced Clinical Optical Corrector for Redness and Discomfort. Soothing Face Serum with Oat Extract for Sensitive Skin. 1oz Pump
- Price
- $19.10
- Rating
- 4.2/5
- Reviews
- 598
- Age
- 2y ago

The INKEY List Polyglutamic Acid Serum Face Serum to Moisturize Dry Skin Reduce Fine Lines and Boost Radiance 1.0 fl oz
- Price
- $13.62
- Rating
- 4.3/5
- Reviews
- 1,358
- Age
- 3y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 100% of clicks. A locked shelf that new listings rarely crack.
Brands
2 falling
Sellers
6
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
100%
Top 20: 100%
Open market
0%
- Prequel88%
- The INKEY List12%
- Open — no brand owns it (0%)
Demand
Polyglutamic Acid search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 2.2×
Search terms
Top Polyglutamic Acid search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- prequel multi quench serum12K/yr
- prequel serum13K/yr
- polyglutamic acid16K/yr
- polyglutamic acid serum12K/yr
- prequel hydrating serum8K/yr
- prequel multi-quench plumping hydration serum3K/yr
- prequel multi quench6K/yr
- prequel hyaluronic acid3K/yr
- polyglutamic acid serum for face2K/yr
Reviews and returns
What reviews say buyers love and hate about Polyglutamic Acid
We read the reviews and the return reasons for every product selling here.
“Skin reaction”
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 Polyglutamic Acid 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









