---
title: "Lysine Powder — $7K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/lysine-powder"
last_updated: "2026-08-12T14:19:35.149Z"
locale: en
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description: "Amazon product research for lysine powder: $7K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for lysine powder: $7K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Lysine Powder — $7K/mo Amazon US Product Research (2026)"
---
# **Lysine Powder**
**Skip it**
Soft demand (-7.3% this quarter) — this niche doesn't clear our bar today.
Market size 22Growth 21Conversion 84Competition 21Returns 100Price range 70Avg price 86Brand share 37Review moat 45Quality gap 28
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$19.31**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****9.2%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$4.76–$39.41**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Okay****2,048.63**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$89K**
$89K/yr · 50K searches
**Growth**
**Bad****-7.3%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****75%**
top-5 click share — a locked-up shelf
## **Is lysine powder profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, lysine powder is a $89K/yr Amazon United States market (50K searches/yr). The top 5 brands hold 83% of demand. Verdict: Skip it — 45/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **lysine powder market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **5K–6K**
- avg 250–500/product
- **Revenue / yr**
- **$97K–$116K**
- units × avg price
- **Conversion rate**
- **9.2%**
- **Avg BSR**
- **#403**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **75%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **82 months**
- **Avg seller age**
- **173 days**
## **Competition: brands, sellers & click share**
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**12 **▼falling
**Sellers**
**33**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**75%**
Top 20: 100%
**Open market**
**14%**
- Nutricost33% - NOW Foods16% - Carlson16% - BulkSupplements13% - Best Naturals5% - Vetoquinol4% - Open — no brand owns it (6 brands, 14%)
## **lysine powder demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -7.3% search growth over the last 90 days.
1K750Holiday '24Prime Day '25Black Friday '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/health-household/lysine-powder/trend)
## **Top lysine powder search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **lysine powder**28K/yr-6.6%8.9% conv. - **l lysine powder**11K/yr-4.5%9.7% conv. - **l-lysine powder**7K/yr-18.2%12.2% conv. - **lysine powder for humans**4K/yr+0.7%12.3% conv. [**All search terms **](https://flapen.com/research/us/health-household/lysine-powder/search-terms)
## **Top lysine 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%10%$9K20%$18K30%$27K40%$36K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Nutricost L-Lysine Powder 1KG (2.2lbs) Pure L-Lysine Gluten-Free GMO-Free**Nutricost**$21.63**4.7★1,021 rev](https://www.amazon.com/dp/B079J33VZW) [2**Carlson - L-Lysine Powder Free-Form Amino Acid 960 mg Supports Healthy Tissue & Muscle Development 3.53 oz (100 g)**Carlson**$8.46**4.7★678 rev](https://www.amazon.com/dp/B003BVIUWU) [3**NOW Foods Supplements L-Lysine (L-Lysine Hydrochloride) Powder Supports Collagen Synthesis* Amino Acid 1-Pound**NOW Foods**$15.15**4.6★1,663 rev](https://www.amazon.com/dp/B0013OSNOM) [4**BulkSupplements.com L-Lysine Powder - Lysine Supplement Essential Amino Acid for Immune Support - Gluten Free 1g per Serving 500g (1.1 lbs) (Pack of 1)**BulkSupplements**$18.69**4.5★2,080 rev](https://www.amazon.com/dp/B00ENP215K) [5**Nutricost L-Lysine Powder 500 Grams - Pure L-Lysine Non-GMO Gluten Free**Nutricost**$15.75**4.6★895 rev](https://www.amazon.com/dp/B079J3JWQF)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Horbaach L-Lysine Powder | 2.2 lbs | Free Form Amino Acid | Unflavored**Horbäach**$22.70**142 rev3y ago](https://www.amazon.com/dp/B0BL8G8T1K) [**L-Lysine for Cats 900mg - Immune Eye & Respiratory Support Powder**Coco and Luna**$22.58**3,188 rev6y ago](https://www.amazon.com/dp/B083QR6NMT) [**Pure Original Ingredients L-Lysine HCl (1lb) Alpha Amino Acid Non-GMO Gluten-Free**PURE ORIGINAL INGREDIENTS**$17.15**501 rev6y ago](https://www.amazon.com/dp/B07WGYL1J3) [**Nutricost L-Lysine Powder 1KG (2.2lbs) Pure L-Lysine Gluten-Free GMO-Free**Nutricost**$21.63**1,021 rev8y ago](https://www.amazon.com/dp/B079J33VZW) [**Nutricost L-Lysine Powder 500 Grams - Pure L-Lysine Non-GMO Gluten Free**Nutricost**$15.75**895 rev8y ago](https://www.amazon.com/dp/B079J3JWQF)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Best Naturals Lysine Powder 1 Pound - 100% Pure (1 LB (Pack of 2))**Best Naturals**$19.96**4.6★**▲ 105%**](https://www.amazon.com/dp/B09QD69VZK) [**Nutricost L-Lysine Powder 500 Grams - Pure L-Lysine Non-GMO Gluten Free**Nutricost**$15.75**4.6★**▲ 28%**](https://www.amazon.com/dp/B079J3JWQF) [**Carlson - L-Lysine Powder Free-Form Amino Acid 960 mg Supports Healthy Tissue & Muscle Development 3.53 oz (100 g)**Carlson**$8.46**4.7★**▲ 18%**](https://www.amazon.com/dp/B003BVIUWU) [**L-Lysine for Cats 900mg - Immune Eye & Respiratory Support Powder**Coco and Luna**$22.58**4.4★**▲ 14%**](https://www.amazon.com/dp/B083QR6NMT) [**Vetoquinol Viralys - Lysine Supplement for Cats & Kittens - Supports Eye Wellness Respiratory Health & Immune Strength - Flavored Oral Powder for Easy Feeding & Daily Use - 100 Grams**Vetoquinol**$30.95**4.6★**▲ 14%**](https://www.amazon.com/dp/B000FULBT4)
**~~View all trending →~~**
## **What reviews say buyers love and hate about lysine powder**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**16%
*“Carlson has a good reputation”*
**Value For Money**11%
*“Extremely Affordable”*
**Taste-Overall**10%
*“It has a slight taste”*
**Advertised Vs Actual Product**8%
*“As Advertised”*
**Flavor**6%
*“They seem to like the flavor”*
**Pet Friendly**5%
*“My picky cat LOVES this”*
**Efficiency**4%
*“Hmm does it work”*
**Ease Of Use**3%
*“Easy to use”*
**Soothing/Teething**3%
*“This supplement with her inhaler seems to be helping with her asthma”*
**Solubility**3%
*“Dissolves well”*
### **What buyers complain about **
**Allergies**14%
*“showes signs of allergy just one day after he started taking it”*
**Smell**9%
*“It does have a fishy smell”*
**Functionality-Overall**8%
*“Didn't work g”*
**Value For Money**5%
*“The whole thing costed me almost $2,000”*
**Taste-Overall**5%
*“Doesnt really have a taste when I add it to my energy drinks”*
**Quality-Overall**5%
*“Quality is inconsistent”*
**Indigestion**5%
*“Much more GI-related issues. diarrhea”*
**Durability**3%
*“it didn't last much”*
**Ease Of Chewing/Swallowing**3%
*“on Chewy”*
**Ease Of Use**3%
*“There is no more hardened material for us to remove”*
### **Top return reasons **
**Dosage**33%
**Functionality-Overall**33%
**Advertised Vs Actual Product**33%
## **Common lysine powder questions**
- **Is lysine powder profitable to sell on Amazon United States?**
- The niche generates $89K/yr across 16 tracked products. 90-day search growth is -7.3%. Flapen's verdict: Skip it (45/100).
- **How competitive is the lysine powder niche?**
- 12 brands and 33 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in lysine powder?**
- Top complaints mined from reviews: Allergies, Smell, Functionality-Overall. The return rate is 0.0%.
- **When does demand for lysine powder peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the lysine powder niche?**
- Listings span $4.76–$39.41; the average listing price is $19.31 (sweet spot $15–$100). The average incumbent carries 2,049 reviews — the moat a new listing must climb.
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