Lysine Gel for Cats
FailThe top 5 brands take 100% of clicks, so Lysine Gel for Cats is a Fail.
- Flapen Score
- 42 / 100Ranks 3,174 of 3,978 Pet Supplies niches · −9 vs the category median of 5142
- Market size
- $102K/yr19K searches / yr
- 90-day growth
- -15.2%search demand this quarter
- Competition
- 97%top-5 click share · 5 brands · 35 sellers
Flapen Score
Lysine Gel for Cats against its category
The dotted line is the Pet Supplies average. Past it, Lysine Gel for Cats is stronger. Inside it, weaker.
Market
The Lysine Gel for Cats market on Amazon at a glance
Shoppers on Amazon United States searched for Lysine Gel for Cats 19K times last year and spent an estimated $102K. All 5 brands take every click. Flapen scores it 42 out of 100, a Fail.
01 · Demand
An estimated 28.0% of those searches ended in a purchase.
Shoppers searched for this 19K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 28.0% of those searches ended in a purchase. Searches in the last 90 days moved -15.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $102K a year.
- Searches, last 12 months
- 19K
- Growth, 90 days vs prior 90
- -15.2%
- Conversion, latest week
- 28.0%
- Market size, estimated
- $102Ka year
- Top search term
- felisyl l-lysine gel for cats5K searches a year
02 · Price
A sale here is worth $19.36.
Listings sell for $19.36 on average, from $7.60 to $34.86. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 500 to 750 of them. At $19.36 that is $10K to $15K a year per listing.
- Average price
- $19.36inside the $15 to $100 sweet spot
- Price range
- $7.60–$34.86
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $10K–$15K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
83% 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 #285 within Health Supplies. It carries 3,723 reviews at 4.38 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 83%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #285in Health Supplies
- Average rating
- 4.38 starsAmazon United States average 4.42 stars
- Average reviews
- 3,723per listing
- Listings tracked
- 6
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 69 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
- 69 months
Products
Top Lysine Gel for Cats 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 9, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Felisyl L-Lysine Gel for Cats & Kittens (5oz) Immune System Respiratory & Eye Health Support. Reduces Sneezing Runny Nose & Watery Eyes. Daily Salmon-Flavor Supplement Made in USA (1 Pack)
- Price
- $18.29
- Rating
- 4.4/5
- Reviews
- 2,212
- Age
- 12y ago

Vetoquinol Viralys - Lysine Supplement for Cats & Kittens - Supports Eye Wellness Respiratory Health & Immune Strength - Flavored Oral Gel for Easy Feeding & Daily Use for Picky Eaters - 5oz
- Price
- $24.49
- Rating
- 4.5/5
- Reviews
- 11,209
- Age
- 20y ago

L-Lysine for Cats Oral Paste Immune & Respiratory Support for Felines with Collagen Zinc Multivitamins & Probiotics Natural Chicken Flavor 4.23 oz (Orange 1 Pack)
- Price
- $14.51
- Rating
- 4.2/5
- Reviews
- 91
- Age
- 8mo ago

Felisyl L-Lysine Gel for Cats & Kittens (5oz) Immune System Respiratory & Eye Health Support. Reduces Sneezing Runny Nose & Watery Eyes. Daily Salmon-Flavor Supplement Made in USA (2 Pack)
- Price
- $34.86
- Rating
- 4.4/5
- Reviews
- 2,212
- Age
- 4y ago

Quantum Health Lip Clear Lysine+ Cold Sore Treatment Soothe & Moisturize Mouth Sores - L-Lysine Menthol Calendula & Propolis Ointment - Transparent Fever Blister Healing Balm - 0.25 Oz
- Price
- $7.60
- Rating
- 4.6/5
- Reviews
- 5,884
- Age
- 22y ago
Trending
estimated 90-day click momentum
L-Lysine for Cats Oral Paste Immune & Respiratory Support for Felines with Collagen Zinc Multivitamins & Probiotics Natural Chicken Flavor 4.23 oz (Orange 1 Pack)
- Price
- $14.51
- Rating
- 4.2/5
- Reviews
- 91
- Age
- 8mo ago

Vetoquinol Viralys - Lysine Supplement for Cats & Kittens - Supports Eye Wellness Respiratory Health & Immune Strength - Flavored Oral Gel for Easy Feeding & Daily Use for Picky Eaters - 5oz
- Price
- $24.49
- Rating
- 4.5/5
- Reviews
- 11,209
- Age
- 20y ago

Felisyl L-Lysine Gel for Cats & Kittens (5oz) Immune System Respiratory & Eye Health Support. Reduces Sneezing Runny Nose & Watery Eyes. Daily Salmon-Flavor Supplement Made in USA (2 Pack)
- Price
- $34.86
- Rating
- 4.4/5
- Reviews
- 2,212
- Age
- 4y ago

Felisyl L-Lysine Gel for Cats & Kittens (5oz) Immune System Respiratory & Eye Health Support. Reduces Sneezing Runny Nose & Watery Eyes. Daily Salmon-Flavor Supplement Made in USA (1 Pack)
- Price
- $18.29
- Rating
- 4.4/5
- Reviews
- 2,212
- Age
- 12y ago

Quantum Health Lip Clear Lysine+ Cold Sore Treatment Soothe & Moisturize Mouth Sores - L-Lysine Menthol Calendula & Propolis Ointment - Transparent Fever Blister Healing Balm - 0.25 Oz
- Price
- $7.60
- Rating
- 4.6/5
- Reviews
- 5,884
- Age
- 22y ago
Newest
by launch date
L-Lysine for Cats Oral Paste Immune & Respiratory Support for Felines with Collagen Zinc Multivitamins & Probiotics Natural Chicken Flavor 4.23 oz (Orange 1 Pack)
- Price
- $14.51
- Rating
- 4.2/5
- Reviews
- 91
- Age
- 8mo ago

Felisyl L-Lysine Gel for Cats & Kittens (5oz) Immune System Respiratory & Eye Health Support. Reduces Sneezing Runny Nose & Watery Eyes. Daily Salmon-Flavor Supplement Made in USA (2 Pack)
- Price
- $34.86
- Rating
- 4.4/5
- Reviews
- 2,212
- Age
- 4y ago

Felisyl L-Lysine Gel for Cats & Kittens (5oz) Immune System Respiratory & Eye Health Support. Reduces Sneezing Runny Nose & Watery Eyes. Daily Salmon-Flavor Supplement Made in USA (1 Pack)
- Price
- $18.29
- Rating
- 4.4/5
- Reviews
- 2,212
- Age
- 12y ago

Felisyl L-Lysine Granules for Cats 100g (3.5 oz 310 Servings) Supports Immune Respiratory and Eye Health. Eases Sneezing Runny Nose and Watery Eyes. Tasty Salmon Flavor - Made in The USA
- Price
- $16.39
- Rating
- 4.2/5
- Reviews
- 728
- Age
- 17y ago

Vetoquinol Viralys - Lysine Supplement for Cats & Kittens - Supports Eye Wellness Respiratory Health & Immune Strength - Flavored Oral Gel for Easy Feeding & Daily Use for Picky Eaters - 5oz
- Price
- $24.49
- Rating
- 4.5/5
- Reviews
- 11,209
- Age
- 20y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 97% of clicks. A locked shelf that new listings rarely crack.
Brands
5 flat
Sellers
35
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
97%
Top 20: 100%
Open market
0%
- Felisyl66%
- Vetoquinol21%
- Jollyfit6%
- Quantum4%
- Pet Health Solutions3%
Demand
Lysine Gel for Cats search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5× · 9 of 12 months tracked
Search terms
Top Lysine Gel for Cats search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- felisyl l-lysine gel for cats5K/yr
- lysine gel for cats6K/yr
- lysine gel4K/yr
- felisyl4K/yr
Reviews and returns
What reviews say buyers love and hate about Lysine Gel for Cats
We read the reviews and the return reasons for every product selling here.
“it really doesnt smell that strong compared ro some cat treats/supplements”
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 Lysine Gel for Cats 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









