Is cat kidney support profitable to sell on Amazon United States?

The niche generates $177K/yr across 24 tracked products. 2 of 4 products launched in the last 360 days are still selling. 90-day search growth is -1.6%. Flapen's verdict: Worth a look (58/100).

How competitive is the cat kidney support niche?

21 brands and 26 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 66% of demand.

What do buyers complain about in cat kidney support?

Top complaints mined from reviews: Value For Money, Smell, Indigestion. The return rate is 0.1%.

When does demand for cat kidney support peak?

Demand peaks in Jan–Feb–Nov; the busiest month runs 2.2× the quietest.

What does it cost to enter the cat kidney support niche?

Listings span $11.85–$63.79; the average listing price is $27.79 (sweet spot $15–$100). The average incumbent carries 712 reviews — the moat a new listing must climb.

cat kidney support

Worth a look

Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.1%

return rate — above 6% kills the launch gate

Avg price

Incredible$27.79

avg listing price — sweet spot $15–$100

Price range

Great$11.85–$63.79

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Good7.0%

search→purchase rate — share of searches ending in a sale

Review moat

Good711.79

avg incumbent reviews — the moat a new listing must climb

Brand share

Good66%

top-5 brand share — brands hold most of the demand

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Competition

Okay58%

top-5 click share — leaders hold, buyers still browse

Market size

Okay$177K

$177K/yr · 92K searches

Growth

Bad-1.6%

90-day search growth — must beat 0% to launch

According to Flapen's Amazon United States niche tracking, cat kidney support is a $177K/yr Amazon United States market (92K searches/yr). The top 5 brands hold 66% of demand. Demand peaks in Jan–Feb–Nov. Verdict: Worth a look — 58/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

cat kidney support market data

Units sold / yr: 6K–8K; avg 250–500/product
Revenue / yr: $167K–$222K; units × avg price
Launch success: —; 2 of 4 new (360d)
Conversion rate: 7.0%
Avg BSR: #89
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 8.0%
Avg brand age: 64 months
Avg seller age: 159 days

Competition & brand share

The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.

Brands

21 rising

Sellers

Top-5 brand share

66%

Top 20: 99%

Top-5 click share

58%

Top 20: 95%

Open market

30%

AminAvast28%
Pet Wellbeing16%
VOSIFSDIY9%
Choolip9%
Fera Pets4%
Rocco & Roxie Supply Co.4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -1.6% search growth over the last 90 days.

Peak months: Jan, Feb, Nov · busiest ÷ quietest = 2.2×

Open Trend

Top cat kidney support search terms

cat kidney support33K/yr +3.3%5.5% conv.
kidney support for cats25K/yr -9.3%6.4% conv.
aminavast10K/yr -2.9%8.2% conv.
aminavast for cats10K/yr -7.0%14.6% conv.
cat kidney5K/yr +22.4%5.2% conv.
kidney restore for cats5K/yr -3.0%5.4% conv.
cat kidney supplement4K/yr -1.4%6.1% conv.

All search terms

Top cat kidney support products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

AminAvast Small Dogs & Cat Kidney Support - Promotes Healthy Kidney Support in Cats & Small Dogs - 300mg 60 Capsule

AminAvast$35.984.6★1,020 rev

Pet Wellbeing Kidney Support Gold for Cats - Supports Normal Kidney Function & Detox Healthy Hydration & Energy with Rehmannia & Dong Quai - NASC Certified & Vet-Formulated - 2oz Liquid Formula

Pet Wellbeing$40.014.3★4,013 rev

Kidney Support for Cats Cat Kidney Treatment Support Cat Urinate Regularly Strengthen Kidney Function Increase Immunity Herbal Supplement Supports Healthy Kidney Function- 60ml/2fl.oz

VOSIFSDIY$11.854.4★138 rev

Choolip Squeeze Vita Stick Lickable Cat and Dog Treats 7-Count Kidney Support Tuna and Pollack with Pumpkin Blueberry and Omega-3 Grain-Free Vet-Formulated

Choolip$14.254.6★655 rev

AminAvast Small Dogs & Cat Kidney Support - Promotes Healthy Kidney Support in Cats & Small Dogs - 300mg (60 Chews)

AminAvast$38.744.0★39 rev

Newest

by launch date

FurBound Wellness Kidney Support Pure for Cats - Renal Cat Health Supplement with Taurine L-Carnitine CoQ10 B-Complex Yucca - Phosphorus-Conscious with Savory Chicken Breast Flavor - 10 Tubes

FurBound$19.025 rev

1mo ago

Herbal Kidney Support for Cats Homeopathic Formula for CKD Supports Kidney Function & Detox with Cranberry & Taurine Gentle Daily Support for Chronic Kidney Disease 60 Tablets

NutraLeonis$28.280 rev

5mo ago

Kidney Support for Cats Cat Kidney Treatment Support Normal Kidney Function Increase Immunity Herbal Supplement Supports Healthy Kidney Function 60ml

BTQAFVZT$11.8829 rev

6mo ago

Purina Pro Plan Veterinary Supplements Hydra Care Cat Hydration Supplement Nutrient-Enriched Water for Cat Health and Urinary Support

Pro Plan Veterinary Diets$27.991,417 rev

9mo ago

Petivity At-Home Kidney Health Test Kit for Cats Powered by Purina - (Pack of 1)

petivity$21.11128 rev

1y ago

What buyers say about cat kidney support

What buyers praise and complain about, mined from review topics.

What buyers love

Pet Friendly29%

“My Dog loves this”

Quality-Overall12%

“Incredibly effective product”

Ease Of Use10%

“Easy to open”

Taste-Overall9%

“Great treats”

Value For Money8%

“Good price”

Ingredients-Overall5%

“other natural ingredients”

Ease Of Chewing/Swallowing3%

“can actually chew them”

Moist/Dry3%

“GREAT HYDRATION”

Flavor3%

“Great flavor”

Soothing/Teething2%

“Holistic treats for health”

What buyers complain about

Value For Money25%

“too expensive”

Smell13%

“I think it has a noticeable scent”

Indigestion8%

“Made my kitty sick unfortunately”

Functionality-Overall6%

“Dont see where it works well enough to keep doing”

Taste-Overall4%

“Tasteless”

Color3%

“The color is darker”

Quality-Overall3%

“Trash”

Ease Of Use2%

“Not that easy to use”

Thickness2%

“Its thicker”

Size-Overall2%

“Now smaller”

Top return reasons

Functionality-Overall9%

Advertised Vs Actual Product9%

Texture/Consistency-Overall7%

Value For Money7%

Leak-Proof7%

Flavor7%

Smell7%

Ease Of Use6%