L Citrulline
FailThe top 5 brands take 95% of clicks, so L Citrulline is a Fail.
- Flapen Score
- 43 / 100Ranks 1,437 of 2,035 Health & Personal Care niches · −5 vs the category median of 4843
- Market size
- £173K/yr175K searches / yr
- 90-day growth
- -11.5%search demand this quarter
- Competition
- 83%top-5 click share · 7 brands · 21 sellers
Flapen Score
L Citrulline against its category
The dotted line is the Health & Personal Care average. Past it, L Citrulline is stronger. Inside it, weaker.
Market
The L Citrulline market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for L Citrulline 175K times last year and spent an estimated £173K. The top 5 brands take 95% of clicks. Demand peaks in May. Flapen scores it 43 out of 100, a Fail.
01 · Demand
An estimated 10.2% of those searches ended in a purchase.
Shoppers searched for this 175K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 10.2% of those searches ended in a purchase. Searches in the last 90 days moved -11.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated £173K a year.
- Searches, last 12 months
- 175K
- Growth, 90 days vs prior 90
- -11.5%
- Conversion, latest week
- 10.2%
- Market size, estimated
- £173Ka year
- Peak month
- May1.6× the quietest month
- Top search term
- l citrulline73K searches a year
02 · Price
A sale here is worth £9.67.
Listings sell for £9.67 on average, from £6.52 to £16.42. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 1,250 to 1,500 of them. At £9.67 that is £12K to £15K a year per listing.
- Average price
- £9.67under the $15 to $100 sweet spot
- Price range
- £6.52–£16.42
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 1,250–1,500
- Revenue per listing a year
- £12K–£15K
- Returns
- 0.0%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
80% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 4.9% of listings are out of stock. The average listing ranks #7 within Amino Acids. It carries 726 reviews at 4.34 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 80%
- Prime listings
- 100%
- Out of stock, average day
- 4.9%
- Average rank
- #7in Amino Acids
- Average rating
- 4.34 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 726per listing
- Listings tracked
- 10
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 55 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
- 55 months
Products
Top L Citrulline 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
L Citrulline 3000mg - 240 L-Citrulline Capsules - 2 Months Supply
- Price
- £16.42
- Rating
- 4.3/5
- Reviews
- 1,331
- Age
- 2y ago

Beetroot Complex & L-Citrulline 10 000mg | 180 Capsules | High Strength | Nitric Oxide Booster to Support Circulation for Energy & Daily Wellness | Vegan Non-GMO UK Made 3 Months | EVO NUTRITION
- Price
- £8.11
- Rating
- 4.4/5
- Reviews
- 1,301
- Age
- 11mo ago

L-Citrulline Malate 1500mg with BioPerine - 90 Vegan Capsules - High Strength Fermented Amino Acid Supplement - 45 Day Supply - Resealable and Recyclable Pouch by Alpha01
- Price
- £6.52
- Rating
- 4.5/5
- Reviews
- 156
- Age
- 6y ago

Applied Nutrition L-Citrulline 1500-1500mg L Citrulline Per Serving Citrulline Capsules for Muscle Pump Muscle Recovery Supplement Increases Levels of L-Arginine and Nitric Oxide - 60 Servings
- Price
- £10.73
- Rating
- 4.1/5
- Reviews
- 40
- Age
- 1y ago

Applied Nutrition Citrulline Malate 2:1 | 3000mg per Serving Nitric Oxide Booster Amino Acid Powder Supports Muscle Recovery Improves Performance Vegan Gluten Free (300g - 100 Servings) (Unflavoured)
- Price
- £10.80
- Rating
- 4.6/5
- Reviews
- 218
- Age
- 2y ago
Trending
estimated 90-day click momentum
L-Citrulline Malate Powder 500g Unflavoured 5 Grams per Serving Vegan Fermented Amino Acid Resealable and Recyclable Pouch by Alpha01
- Price
- £6.78
- Rating
- 4.3/5
- Reviews
- 19
- Age
- 6y ago

Beetroot Complex & L-Citrulline 10 000mg | 180 Capsules | High Strength | Nitric Oxide Booster to Support Circulation for Energy & Daily Wellness | Vegan Non-GMO UK Made 3 Months | EVO NUTRITION
- Price
- £8.11
- Rating
- 4.4/5
- Reviews
- 1,301
- Age
- 11mo ago

Applied Nutrition L-Citrulline 1500-1500mg L Citrulline Per Serving Citrulline Capsules for Muscle Pump Muscle Recovery Supplement Increases Levels of L-Arginine and Nitric Oxide - 60 Servings
- Price
- £10.73
- Rating
- 4.1/5
- Reviews
- 40
- Age
- 1y ago

Applied Nutrition Citrulline Malate 2:1 | 3000mg per Serving Nitric Oxide Booster Amino Acid Powder Supports Muscle Recovery Improves Performance Vegan Gluten Free (300g - 100 Servings) (Unflavoured)
- Price
- £10.80
- Rating
- 4.6/5
- Reviews
- 218
- Age
- 2y ago

Bulk Citrulline Malate 500 g
- Price
- £7.94
- Rating
- 4.2/5
- Reviews
- 456
- Age
- 12y ago
Newest
by launch date
Beetroot Complex & L-Citrulline 10 000mg | 180 Capsules | High Strength | Nitric Oxide Booster to Support Circulation for Energy & Daily Wellness | Vegan Non-GMO UK Made 3 Months | EVO NUTRITION
- Price
- £8.11
- Rating
- 4.4/5
- Reviews
- 1,301
- Age
- 11mo ago

Applied Nutrition L-Citrulline 1500-1500mg L Citrulline Per Serving Citrulline Capsules for Muscle Pump Muscle Recovery Supplement Increases Levels of L-Arginine and Nitric Oxide - 60 Servings
- Price
- £10.73
- Rating
- 4.1/5
- Reviews
- 40
- Age
- 1y ago

Applied Nutrition Citrulline Malate 2:1 | 3000mg per Serving Nitric Oxide Booster Amino Acid Powder Supports Muscle Recovery Improves Performance Vegan Gluten Free (300g - 100 Servings) (Unflavoured)
- Price
- £10.80
- Rating
- 4.6/5
- Reviews
- 218
- Age
- 2y ago

L Citrulline 3000mg - 240 L-Citrulline Capsules - 2 Months Supply
- Price
- £16.42
- Rating
- 4.3/5
- Reviews
- 1,331
- Age
- 2y ago

Bandini CITRULLINE Malate 90 Tablets 3000 mg per Daily Dose - Extra-High Dosage (1 Month Coverage) - 100% Vegan L-Citrulline from Fermentation - Citrullin for Athletes and Bodybuilders
- Price
- £8.80
- Rating
- 4.3/5
- Reviews
- 1,292
- Age
- 3y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 83% of clicks. A locked shelf that new listings rarely crack.
Brands
7 falling
Sellers
21
Est. top-5 brand share
95%
Top 20: 100%
Est. top-5 click share
83%
Top 20: 100%
Open market
2%
- WeightWorld40%
- Applied Nutrition17%
- EVO NUTRITION16%
- ALPHA0114%
- Best Naturals9%
- Bulk3%
- Open — no brand owns it (1 brand, 2%)
Demand
L Citrulline search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May · busiest ÷ quietest = 1.6×
Search terms
Top L Citrulline search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- l citrulline73K/yr
- l-citrulline45K/yr
- citrulline28K/yr
- l- citrulline8K/yr
- l citrulline capsules12K/yr
- l-citrulline capsules4K/yr
- lcitrulline3K/yr
- citruline3K/yr
Reviews and returns
What reviews say buyers love and hate about L Citrulline
We read the reviews and the return reasons for every product selling here.
“Can't say if they've done anything for me after taking 180 tablets”
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.
16 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 Citrulline 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









