L Citrulline
FailShoppers spend an estimated $4K a year here, so L Citrulline is a Fail.
- Flapen Score
- 42 / 100Top 24% of 198 Health, Household and Personal Care niches · +5 vs the category median of 3742
- Market size
- $4K/yr3K searches / yr
- 90-day growth
- +18.3%search demand this quarter
- Competition
- 93%top-5 click share · 6 brands · 4 sellers
Flapen Score
L Citrulline against its category
The dotted line is the Health, Household and 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 Singapore searched for L Citrulline 3K times last year and spent an estimated $4K. The top 5 brands take 93% of clicks. Flapen scores it 42 out of 100, a Fail.
01 · Demand
An estimated 4.7% of those searches ended in a purchase.
Shoppers searched for this 3K times in the last 12 months. That counts every search on Amazon Singapore for this niche's terms. An estimated 4.7% of those searches ended in a purchase. Searches in the last 90 days moved +18.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $4K a year.
- Searches, last 12 months
- 3K
- Growth, 90 days vs prior 90
- +18.3%
- Conversion, latest week
- 4.7%
- Market size, estimated
- $4Ka year
- Top search term
- l citrulline1K searches a year
02 · Price
A sale here is worth $31.34.
Listings sell for $31.34 on average, from $24.20 to $49.55. Amazon reports units sold in ranges. This niche sold 100 to 250 a year. The average listing sells 0 to 100 of them. At $31.34 that is $0 to $3K a year per listing.
- Average price
- $31.34inside the $15 to $100 sweet spot
- Price range
- $24.20–$49.55
- Amazon Singapore median price
- $30.00across 1,590 niches
- Units sold a year
- 100–250
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$3K
- Returns
- 0.0%of orders · Amazon Singapore median 0.0%
03 · Entry bar
The bar here is reviews.
17% of listings pay for placement with sponsored ads. 67% ship with Prime. On an average day, 10.1% of listings are out of stock. The average listing ranks #135 within Health, Household and Personal Care. It carries 4,344 reviews at 4.42 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 17%
- Prime listings
- 67%
- Out of stock, average day
- 10.1%
- Average rank
- #135in Health, Household and Personal Care
- Average rating
- 4.42 starsAmazon Singapore average 4.47 stars
- Average reviews
- 4,344per listing
- Listings tracked
- 6
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 89 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 89 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 24, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
L Citrulline 2400 mg per Serving | 180 Capsules | Maximum Strength Free Form Amino Acid | Non-GMO Gluten Free L-Citrulline Supplement | by Horbaach
- Price
- $25.36
- Rating
- 4.5/5
- Reviews
- 1,431
- Age
- 6y ago

Nutricost L-Citrulline 2500mg Per Serving 60 Servings 1250mg Per Tablet 120 Tabs - Non-GMO and Gluten Free Supplement
- Price
- $24.20
- Rating
- 4.5/5
- Reviews
- 1,055
- Age
- 4y ago

BulkSupplements.com L-Citrulline Powder - Citrulline Supplement Citrulline Pharmaceutical Grade Citrulline Powder - Citrulline 3000mg 3g per Servings 333 Servings 1kg (2.2 lbs)
- Price
- $49.55
- Rating
- 4.6/5
- Reviews
- 4,193
- Age
- 11y ago

NOW Supplements L-Citrulline Pure Powder Supports Protein Metabolism* 4-Ounce
- Price
- $25.44
- Rating
- 4.2/5
- Reviews
- 318
- Age
- 16y ago

Doctors Best L-Citrulline Non-GMO Vegan Gluten Free Soy Free 200g
- Price
- $26.38
- Rating
- 4.4/5
- Reviews
- 806
- Age
- 10y ago
Trending
estimated 90-day click momentum
Nutricost L-Citrulline 2500mg Per Serving 60 Servings 1250mg Per Tablet 120 Tabs - Non-GMO and Gluten Free Supplement
- Price
- $24.20
- Rating
- 4.5/5
- Reviews
- 1,055
- Age
- 4y ago

BulkSupplements.com L-Citrulline Powder - Citrulline Supplement Citrulline Pharmaceutical Grade Citrulline Powder - Citrulline 3000mg 3g per Servings 333 Servings 1kg (2.2 lbs)
- Price
- $49.55
- Rating
- 4.6/5
- Reviews
- 4,193
- Age
- 11y ago

NOW Supplements L-Citrulline Pure Powder Supports Protein Metabolism* 4-Ounce
- Price
- $25.44
- Rating
- 4.2/5
- Reviews
- 318
- Age
- 16y ago

Doctors Best L-Citrulline Non-GMO Vegan Gluten Free Soy Free 200g
- Price
- $26.38
- Rating
- 4.4/5
- Reviews
- 806
- Age
- 10y ago

L Citrulline 2400 mg per Serving | 180 Capsules | Maximum Strength Free Form Amino Acid | Non-GMO Gluten Free L-Citrulline Supplement | by Horbaach
- Price
- $25.36
- Rating
- 4.5/5
- Reviews
- 1,431
- Age
- 6y ago
Newest
by launch date
Nutricost L-Citrulline 2500mg Per Serving 60 Servings 1250mg Per Tablet 120 Tabs - Non-GMO and Gluten Free Supplement
- Price
- $24.20
- Rating
- 4.5/5
- Reviews
- 1,055
- Age
- 4y ago

L Citrulline 2400 mg per Serving | 180 Capsules | Maximum Strength Free Form Amino Acid | Non-GMO Gluten Free L-Citrulline Supplement | by Horbaach
- Price
- $25.36
- Rating
- 4.5/5
- Reviews
- 1,431
- Age
- 6y ago

Nitric Oxide Booster by Snap Supplements - Pre Workout Muscle Builder - L Arginine L Citrulline 1500mg Formula Tribulus Extract & Panax Ginseng Strength & Endurance 60 Capsules
- Price
- $37.10
- Rating
- 4.3/5
- Reviews
- 18,260
- Age
- 7y ago

Doctors Best L-Citrulline Non-GMO Vegan Gluten Free Soy Free 200g
- Price
- $26.38
- Rating
- 4.4/5
- Reviews
- 806
- Age
- 10y ago

BulkSupplements.com L-Citrulline Powder - Citrulline Supplement Citrulline Pharmaceutical Grade Citrulline Powder - Citrulline 3000mg 3g per Servings 333 Servings 1kg (2.2 lbs)
- Price
- $49.55
- Rating
- 4.6/5
- Reviews
- 4,193
- Age
- 11y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 93% of clicks. A locked shelf that new listings rarely crack.
Brands
6 falling
Sellers
4
Est. top-5 brand share
93%
Top 20: 100%
Est. top-5 click share
93%
Top 20: 100%
Open market
0%
- Horbäach38%
- Nutricost23%
- BulkSupplements13%
- Now Foods9%
- Doctor's Best9%
- Snap Supplements7%
- Open — no brand owns it (0%)
Demand
L Citrulline search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jun, Nov · busiest ÷ quietest = 2.1× · 10 of 12 months tracked
Search terms
Top L Citrulline search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- l citrulline1K/yr
- l-citrulline929/yr
- citrulline805/yr
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









