L Glutamine
PassL Glutamine scores 68 out of 100, a Pass. Shoppers spend an estimated $6.2M a year here, search demand grew +17.8% this quarter, and an estimated 0.0% of orders come back.
- Flapen Score
- 68 / 100Top 2% of 14,768 Health & Household niches · +19 vs the category median of 4968
- Market size
- $6.2M/yr2.2M searches / yr
- 90-day growth
- +17.8%search demand this quarter
- Competition
- 49%top-5 click share · 16 brands · 41 sellers
Flapen Score
L Glutamine against its category
The dotted line is the Health & Household average. Past it, L Glutamine is stronger. Inside it, weaker.
Market
The L Glutamine market on Amazon at a glance
Shoppers on Amazon United States searched for L Glutamine 2.2M times last year and spent an estimated $6.2M. The top 5 brands take 75% of clicks. Demand peaks in May. Flapen scores it 68 out of 100, a Pass.
01 · Demand
An estimated 12.1% of those searches ended in a purchase.
Shoppers searched for this 2.2M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 12.1% of those searches ended in a purchase. Searches in the last 90 days moved +17.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $6.2M a year.
- Searches, last 12 months
- 2.2M
- Growth, 90 days vs prior 90
- +17.8%
- Conversion, latest week
- 12.1%
- Market size, estimated
- $6.2Ma year
- Peak month
- May2.1× the quietest month
- Top search term
- l glutamine557K searches a year
02 · Price
A sale here is worth $22.74.
Listings sell for $22.74 on average, from $9.35 to $64.94. Amazon reports units sold in ranges. This niche sold 250K to 300K a year. The average listing sells 10,000 to 12,500 of them. At $22.74 that is $227K to $284K a year per listing.
- Average price
- $22.74inside the $15 to $100 sweet spot
- Price range
- $9.35–$64.94
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 250K–300K
- Units per listing a year
- 10,000–12,500
- Revenue per listing a year
- $227K–$284K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
84% 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 #140 within Amino Acids. It carries 4,778 reviews at 4.63 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 84%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #140in Amino Acids
- Average rating
- 4.63 starsAmazon United States average 4.42 stars
- Average reviews
- 4,778per listing
- Listings tracked
- 25
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 75 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 75 months
Products
Top L Glutamine 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
Nutricost L-Glutamine Powder (500 Grams) Unflavored 100 Servings GMO-Free
- Price
- $22.66
- Rating
- 4.6/5
- Reviews
- 18,395
- Age
- 11y ago

NOW Foods Supplements L-Glutamine 500 mg Nitrogen Transporter* Amino Acid 120 Veg Capsules
- Price
- $9.35
- Rating
- 4.5/5
- Reviews
- 13,166
- Age
- 22y ago

Nutricost L-Glutamine Powder 1 KG - Unflavored Non-GMO Gluten Free
- Price
- $29.38
- Rating
- 4.6/5
- Reviews
- 18,395
- Age
- 10y ago

Pure Encapsulations L-Glutamine 500 mg - Supplement for Immune and Digestive Support Gut Health and Lining Metabolism and Muscle Support* - with Free-Form L-Glutamine - 90 Capsules
- Price
- $23.51
- Rating
- 4.6/5
- Reviews
- 2,190
- Age
- 9y ago

THORNE - L-Glutamine - Amino Acid Supplement for Immune System & GI Health - Promotes Post-Exercise Muscle Cell Repair* - Third-Party Certified - Gluten Dairy & Soy-Free - 90 Capsules
- Price
- $25.05
- Rating
- 4.6/5
- Reviews
- 1,669
- Age
- 21y ago
Trending
estimated 90-day click momentum
Amazon Basics L-Glutamine Powder 10.58 oz 100 Servings
- Price
- $14.60
- Rating
- 4.8/5
- Reviews
- 65
- Age
- 5mo ago

Pure L-Glutamine Powder 2.2lbs (1kg) | Free Form Amino Acid | Unflavored Glutamine Supplement | Non-GMO Vegan Friendly
- Price
- $29.78
- Rating
- 4.6/5
- Reviews
- 947
- Age
- 10y ago

Pure Encapsulations L-Glutamine Powder - Supplement for Immune and Digestive Support Gut Health and Lining Metabolism and Muscle Support* - with Pure Free-Form L-Glutamine - 8 Ounces
- Price
- $54.05
- Rating
- 4.6/5
- Reviews
- 1,082
- Age
- 18y ago

Wellah L-Glutamine Powder (Strawberry Lemonade) 50 Servings
- Price
- $18.90
- Rating
- 4.6/5
- Reviews
- 289
- Age
- 1y ago

Nutricost L-Glutamine Powder 1 KG - Unflavored Non-GMO Gluten Free
- Price
- $29.38
- Rating
- 4.6/5
- Reviews
- 18,395
- Age
- 10y ago
Newest
by launch date
Amazon Basics L-Glutamine Powder 10.58 oz 100 Servings
- Price
- $14.60
- Rating
- 4.8/5
- Reviews
- 65
- Age
- 5mo ago

Wellah L-Glutamine Powder (Strawberry Lemonade) 50 Servings
- Price
- $18.90
- Rating
- 4.6/5
- Reviews
- 289
- Age
- 1y ago

Sports Research L-Glutamine - Workout Recovery Immune Health & Gut Health Support - 5 G Per Serving - 17.64 Oz
- Price
- $23.37
- Rating
- 4.7/5
- Reviews
- 836
- Age
- 2y ago

Sports Research L-Glutamine - Workout Recovery Immune Health & Gut Health Support - 5 G Per Serving - 10.58 Oz
- Price
- $14.21
- Rating
- 4.7/5
- Reviews
- 836
- Age
- 2y ago

L Glutamine Capsules - (1000mg Servings 120 Capsules) Non-GMO Gluten Free Keto Safe Vegan Friendly Third Party Tested (for Endurance and Gut Health) by Double Wood
- Price
- $9.92
- Rating
- 4.6/5
- Reviews
- 542
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 49% of clicks. Leaders hold, but buyers still shop past them.
Brands
16 rising
Sellers
41
Est. top-5 brand share
75%
Top 20: 100%
Est. top-5 click share
49%
Top 20: 94%
Open market
20%
- Nutricost37%
- THORNE12%
- Pure Encapsulations11%
- NOW Foods11%
- BulkSupplements4%
- Sports Research4%
Demand
L Glutamine search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May · busiest ÷ quietest = 2.1×
Search terms
Top L Glutamine search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- l glutamine557K/yr
- glutamine585K/yr
- l glutamine powder285K/yr
- l-glutamine207K/yr
- glutamine powder195K/yr
- l-glutamine powder72K/yr
- l glutamine capsules80K/yr
- glutamina47K/yr
- glutamine capsules40K/yr
- l glutamine powder organic15K/yr
Reviews and returns
What reviews say buyers love and hate about L Glutamine
We read the reviews and the return reasons for every product selling here.
“It doesnt taste right”
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.
20 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 L Glutamine 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









