---
title: "L Citrulline Powder — $68K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/health-household/l-citrulline-powder"
last_updated: "2026-08-12T15:05:59.176Z"
locale: en
meta:
description: "Amazon product research for l citrulline powder: $68K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for l citrulline powder: $68K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "L Citrulline Powder — $68K/mo Amazon US Product Research"
---
# **L Citrulline Powder**
**Worth a look**
Shows low returns (0.0%), but brand-locked demand (top 5 brands take 93% of clicks) keeps it on the watch list.
Market size 74Growth 22Conversion 96Competition 25Returns 100Price range 93Avg price 90Brand share 16Review moat 38Quality gap 32
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****13.5%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Great****$14.61–$33.31**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$20.98**
avg listing price — sweet spot $15–$100
**Market size**
**Good****$817K**
$817K/yr · 289K searches
**Review moat**
**Okay****2,697.44**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****71%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-5.8%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****93%**
top-5 brand share — brand-locked demand
## **Is l citrulline powder profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, l citrulline powder is a $817K/yr Amazon United States market (289K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Apr–May. Verdict: Worth a look — 53/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **l citrulline powder market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **30K–40K**
- avg 2,000–2,500/product
- **Revenue / yr**
- **$629K–$839K**
- units × avg price
- **Conversion rate**
- **13.5%**
- **Avg BSR**
- **#250**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **3.4%**
- **Avg brand age**
- **76 months**
- **Avg seller age**
- **146 days**
## **Competition: brands, sellers & click share**
The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **▲rising
**Sellers**
**21**
**Top-5 brand share**
**93%**
Top 20: 100%
**Top-5 click share**
**71%**
Top 20: 100%
**Open market**
**4%**
- Nutricost37% - BulkSupplements34% - Kaged14% - Type Zero4% - Bucked Up4% - NOW Foods3% - Open — no brand owns it (3 brands, 4%)
## **l citrulline powder demand & seasonality**
Weekly Amazon search volume, last 101 weeks — -5.8% search growth over the last 90 days.
7K5KPrime Day '24Spike '24Spike '25Prime Day '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May · busiest ÷ quietest = 2.0×
[**Open Trend **](https://flapen.com/research/us/health-household/l-citrulline-powder/trend)
## **Top l citrulline powder search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **l citrulline powder**152K/yr-7.5%11.1% conv. - **l-citrulline powder**51K/yr-13.5%11.8% conv. - **citrulline powder**35K/yr-15.2%9.3% conv. - **nutricost l citrulline**11K/yr+17.2%9.1% conv. - **kaged citrulline**5K/yr+28.2%24.3% conv. - **l citrulline powder for men**6K/yr-20.3%9.1% conv. - **nutricost l-citrulline**5K/yr+17.4%7.3% conv. - **bulk supplements l-citrulline powder**2K/yr+277.6%18.3% conv. - **bulk supplements l citrulline**6K/yr-16.8%14.6% conv. - **bulksupplements l-citrulline powder**3K/yr+40.3%14.5% conv. [**All search terms **](https://flapen.com/research/us/health-household/l-citrulline-powder/search-terms)
## **Top l citrulline powder products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%5%$41K10%$82K15%$122K20%$163K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Nutricost Pure L-Citrulline (Base) Powder 250 Grams**Nutricost**$19.82**4.7★3,343 rev](https://www.amazon.com/dp/B07D6TVK63) [2**Nutricost Pure L-Citrulline (Base) Powder (600 Grams)**Nutricost**$29.47**4.7★3,343 rev](https://www.amazon.com/dp/B01M2DB8V3) [3**Kaged L-Citrulline Powder | Unflavored | Enhanced Pumps | Improve Muscle Vascularity | Nitric Oxide Booster | Supplements for Men & Women | 100 Servings**Kaged**$16.36**4.7★289 rev](https://www.amazon.com/dp/B0C7RFMT56) [4**BulkSupplements.com L-Citrulline Powder - Citrulline Supplement Nitric Oxide Supplement - Unflavored & Gluten Free - 3g per Servings 500g (1.1 lbs) (Pack of 1)**BulkSupplements**$22.57**4.7★4,490 rev](https://www.amazon.com/dp/B00NBCVVW0) [5**BulkSupplements.com L-Citrulline Powder - Citrulline Supplement Nitric Oxide Supplement - Unflavored & Gluten Free - 3g per Servings 1kg (2.2 lbs) (Pack of 1)**BulkSupplements**$33.31**4.7★4,490 rev](https://www.amazon.com/dp/B00NBCVVWA)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**L Citrulline Powder Supplements (3g) Support L Arginine & Nitric Oxide Booster Powder - L-Citruline Supplements For Men & Women - Stamina Endurance Performance for Workouts - Vegan & USA Made**DORADO NUTRITION**$19.95**1,894 rev1y ago](https://www.amazon.com/dp/B0DPBFLHGG) [**Best Naturals L-Citrulline Malate 2:1 Powder 1 Lb**Best Naturals**$14.61**143 rev1y ago](https://www.amazon.com/dp/B0DMGH67RN) [**Type Zero L-Citrulline Base Powder 3 000mg Per Serving - 100 Servings**Type Zero**$16.93**218 rev3y ago](https://www.amazon.com/dp/B0C298ZZV9) [**BulkSupplements.com L-Citrulline Capsules - Citrulline Supplement L-Citrulline 3000mg Capsules - Citrulline Pills Gluten Free - 8 Capsules per Serving 240 Capsules (Pack of 1)**BulkSupplements**$18.11**246 rev3y ago](https://www.amazon.com/dp/B0BB8GBTW6) [**Bucked Up L-Citrulline 3000mg Powder Essentials (100 Servings)**Bucked Up**$17.72**368 rev3y ago](https://www.amazon.com/dp/B0B6GQHDV5)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**BulkSupplements.com L-Citrulline Powder - Circulation Supplements - Citrulline Supplement - L-Citrulline Powder - Vegan Pre Workout - Unflavored Pre Workout (250 Grams - 8.8 oz)**BulkSupplements**$17.96**4.7★**▲ 174%**](https://www.amazon.com/dp/B00NBCVVYS) [**BulkSupplements.com L-Citrulline Capsules - Citrulline Supplement L-Citrulline 3000mg Capsules - Citrulline Pills Gluten Free - 8 Capsules per Serving 240 Capsules (Pack of 1)**BulkSupplements**$18.11**4.3★**▲ 83%**](https://www.amazon.com/dp/B0BB8GBTW6) [**BulkSupplements.com L-Citrulline Powder - Citrulline Supplement Nitric Oxide Supplement - Unflavored & Gluten Free - 3g per Servings 1kg (2.2 lbs) (Pack of 1)**BulkSupplements**$33.31**4.7★**▲ 62%**](https://www.amazon.com/dp/B00NBCVVWA) [**Kaged L-Citrulline Powder | Unflavored | Enhanced Pumps | Improve Muscle Vascularity | Nitric Oxide Booster | Supplements for Men & Women | 100 Servings**Kaged**$16.36**4.7★**▲ 46%**](https://www.amazon.com/dp/B0C7RFMT56) [**BulkSupplements.com L-Citrulline Malate 2:1 Powder - Nitric Oxide Boost Citrulline Malate Supplement - Unflavored & Gluten Free - 3g per Servings 1kg (2.2 lbs) (Pack of 1)**BulkSupplements**$30.40**4.6★**▲ 46%**](https://www.amazon.com/dp/B00EYDJU50)
**~~View all trending →~~**
## **What reviews say buyers love and hate about l citrulline powder**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**22%
*“Great value and my go to for bulk powders”*
**Value For Money**10%
*“Fair price”*
**Blood Pressure**6%
*“Helps with blood pressure”*
**Taste-Overall**6%
*“Taste good”*
**Solubility**5%
*“Dissolves easily in liquids”*
**Efficiency**5%
*“Effective”*
**Vitamin**5%
*“Decent supplements”*
**Advertised Vs Actual Product**4%
*“this product works as advertised”*
**Energy Level**3%
*“It keeps my energy up during training”*
**Ingredients-Overall**2%
*“No extra unwanted ingredients”*
### **What buyers complain about **
**Taste-Overall**18%
*“The taste was extremely bitter”*
**Functionality-Overall**8%
*“Absolutely no results”*
**Value For Money**6%
*“cheaper”*
**Quality-Overall**5%
*“They do have quality control problems though”*
**Flavor**5%
*“It's not actually a flavor”*
**Dosage**4%
*“could not tell any difference in blood flow even at 3 doses a day”*
**Advertised Vs Actual Product**3%
*“DOES NOT DO WHAT ADVERTISED”*
**Size-Overall**3%
*“I think they could make the spoon smaller”*
**Bitter**3%
*“it is bitter”*
**Side Effects**3%
*“Strong effects”*
### **Top return reasons **
**Certifications**25%
**Advertised Vs Actual Product**25%
**Leak-Proof**25%
**Size-Overall**25%
## **Common l citrulline powder questions**
- **Is l citrulline powder profitable to sell on Amazon United States?**
- The niche generates $817K/yr across 18 tracked products. 90-day search growth is -5.8%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the l citrulline powder niche?**
- 9 brands and 21 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 93% of demand.
- **What do buyers complain about in l citrulline powder?**
- Top complaints mined from reviews: Taste-Overall, Functionality-Overall, Value For Money. The return rate is 0.0%.
- **When does demand for l citrulline powder peak?**
- Demand peaks in Apr–May; the busiest month runs 2.0× the quietest.
- **What does it cost to enter the l citrulline powder niche?**
- Listings span $14.61–$33.31; the average listing price is $20.98 (sweet spot $15–$100). The average incumbent carries 2,697 reviews — the moat a new listing must climb.
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