---
title: "koi fish food — $3.2M/yr Amazon United States Niche, Score 70/100 - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/koi-fish-food"
last_updated: "2026-07-20T19:05:16.414Z"
locale: en
meta:
description: "koi fish food clears our launch bar: a $3.2M/yr market growing +119.6% this quarter with returns at 0.0%. Data updated Jul 2026."
"og:description": "koi fish food clears our launch bar: a $3.2M/yr market growing +119.6% this quarter with returns at 0.0%. Data updated Jul 2026."
"og:title": "koi fish food — $3.2M/yr Amazon United States Niche, Score 70/100 - Flapen"
---
# **koi fish food**
**Launch it**
A $3.2M/yr market growing +119.6% this quarter with returns at 0.0% — clears our launch bar.
Market size 96Growth 95Conversion 98Competition 52Returns 100Price range 87Avg price 95Brand share 14Review moat 24Quality gap 20
**Returns**
**Incredible****0.0%**
return rate — above 6% kills the launch gate
**Conversion**
**Incredible****17.1%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Incredible****$3.2M**
$3.2M/yr · 570K searches
**Growth**
**Incredible****+119.6%**
90-day search growth — must beat 0% to launch
**Avg price**
**Incredible****$33.11**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$5.83–$95.88**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****54%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****5,910.88**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****95%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, koi fish food is a $3.2M/yr Amazon United States market (570K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in May–Jun–Jul–Aug–Sep. Verdict: Launch it — 70/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **Market data**
- **Units sold / yr**
- **80K–100K**
- avg 2,500–3,000/product
- **Revenue / yr**
- **$2.6M–$3.3M**
- units × avg price
- **Launch success**
- **—**
- 0 of 0 new (360d)
- **Conversion rate**
- **17.1%**
- **Avg BSR**
- **#29**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **63%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **87 months**
- **Avg seller age**
- **162 days**
## **Competition**
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▼falling
**Sellers**
**38**
**Top-5 brand share**
**95%**
Top 20: 100%
**Top-5 click share**
**54%**
Top 20: 95%
**Open market**
**2%**
- Tetra42% - Kaytee27% - Blue Ridge Fish Hatchery17% - API5% - CrystalClear3% - Mazuri3% - Open — no brand owns it (1 brand, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +119.6% search growth over the last 90 days.
23K18KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul, Aug, Sep · busiest ÷ quietest = 4.5×
[**Open Trend **](https://flapen.com/research/us/pet-supplies/koi-fish-food/trend)
## **Product shelf**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$323K20%$646K30%$969K40%$1.3M1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kaytee Kois Choice Koi Floating Fish Food for Ponds Goldfish and Freshwater Pond Fish Pellets 10 pounds**Kaytee**$24.56**4.6★10,515 rev](https://www.amazon.com/dp/B0002DK91U) [2**TetraPond Koi Vibrance Soft Sticks Floating Pond Fish Food for Koi Fish and Ornamental Goldfish 2.42 lbs**Tetra**$22.63**4.8★13,709 rev](https://www.amazon.com/dp/B00025K0XA) [3**Blue Ridge Koi Fish Food 4.5lb - Koi Food 3/16 Platinum Pro Formula Goldfish Food Premium Fish Food for Ponds Ponds Fish Food Floating Pond Pellet**Blue Ridge Fish Hatchery**$37.83**4.7★6,359 rev](https://www.amazon.com/dp/B00TT2RDU0) [4**Kaytee Kois Choice Koi Floating Fish Food For Koi Goldfish and Pond Fish 3 pounds**Kaytee**$16.93**4.6★10,515 rev](https://www.amazon.com/dp/B0002DK91K) [5**TetraPond Koi Vibrance Soft Sticks Easy to Digest Floating Pond Food 5.18 lbs**Tetra**$36.27**4.8★13,709 rev](https://www.amazon.com/dp/B000084EN5)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Tetra PondFood Premium Diet Koi & Goldfish Food 1.25 lb**Tetra**$14.34**836 rev8y ago](https://www.amazon.com/dp/B075YDYCBN) [**Blue Ridge Koi Fish Food 14lb - Koi Food 3/16 Platinum Pro Formula Goldfish Food Premium Fish Food for Ponds Ponds Fish Food Floating Pond Pellet**Blue Ridge Fish Hatchery**$92.67**6,359 rev9y ago](https://www.amazon.com/dp/B07M9XV4R4) [**API POND FISH FOOD Pond Fish Food 11.5-Ounce Bag**API**$12.48**1,312 rev9y ago](https://www.amazon.com/dp/B01MSJSEVY) [**API POND FISH FOOD Pond Fish Food 2.68-Pound Bag**API**$20.71**1,312 rev9y ago](https://www.amazon.com/dp/B01N3M3ZXD) [**Purina AquaMax Pond Fish 2000 | Floating Pond Fish Food for Ponds and Lakes | Bluegill Fish Food Game Fish Food Catfish Koi & Bass Food 50 Pound (50 LB) Bag**Purina**$72.56**439 rev10y ago](https://www.amazon.com/dp/B00KK0SDJ0)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**API POND FISH FOOD Pond Fish Food 11.5-Ounce Bag**API**$12.48**4.6★**▲ 140%**](https://www.amazon.com/dp/B01MSJSEVY) [**Kaytee Kois Choice Koi Floating Fish Food For Koi Goldfish and Pond Fish 3 pounds**Kaytee**$16.93**4.6★**▲ 71%**](https://www.amazon.com/dp/B0002DK91K) [**TetraPond Koi Vibrance Soft Sticks Easy to Digest Floating Pond Food 3.31 lbs**Tetra**$36.35**4.8★**▲ 61%**](https://www.amazon.com/dp/B0002APO5E) [**Kaytee Kois Choice Koi Floating Fish Food for Ponds Goldfish and Freshwater Pond Fish Pellets 25 pounds**Kaytee**$59.95**4.6★**▲ 47%**](https://www.amazon.com/dp/B0002DK924) [**TetraPond Variety Blend Fish Food to Enhance Color and Vitality**Tetra**$11.75**4.7★**▲ 38%**](https://www.amazon.com/dp/B0002APO4U)
**~~View all trending →~~**
## **Reviews**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**25%
*“very affordable”*
**Pet Friendly**18%
*“Koi approved”*
**Quality-Overall**16%
*“Its a reliable”*
**Size-Overall**9%
*“Nice size bag”*
**Taste-Overall**9%
*“Fish food was great”*
**Advertised Vs Actual Product**4%
*“Item as described”*
**Durability**3%
*“predicatble and reliable”*
**Color**3%
*“their colors are very bright”*
**Ease Of Use**2%
*“This was easy and great”*
**Ease Of Cleaning**2%
*“the clean-up is easy”*
### **What buyers complain about **
**Size-Overall**20%
*“it turns out they are small”*
**Value For Money**19%
*“A little pricey”*
**Advertised Vs Actual Product**8%
*“deceptive package advertising”*
**Water Flow**6%
*“it clouds the water”*
**Color**5%
*“Some fish that never really had much orange started to gain color”*
**Quality-Overall**4%
*“LOW quality”*
**Ease Of Cleaning**4%
*“the glass keeps getting dirty”*
**Taste-Overall**4%
*“Not liked by fish”*
**Ingredients-Overall**3%
*“Now it's nasty brown powdery stuff that my fish would not eat”*
**Smell**2%
*“Consequently, we have a stinky, mucked up little pond and already a dead fish”*
### **Top return reasons **
**Size-Overall**28%
**Leak-Proof**12%
**Functionality-Overall**12%
**Color**12%
**Hard Feel**8%
**Grip**4%
**Filtration**4%
**Value For Money**4%
**Product Condition**4%
**Advertised Vs Actual Product**4%
## **Common questions**
- **Is koi fish food profitable to sell on Amazon United States?**
- The niche generates $3.2M/yr across 24 tracked products. 90-day search growth is +119.6%. Flapen's verdict: Launch it (70/100).
- **How competitive is the koi fish food niche?**
- 7 brands and 38 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 95% of demand.
- **What do buyers complain about in koi fish food?**
- Top complaints mined from reviews: Size-Overall, Value For Money, Advertised Vs Actual Product. The return rate is 0.0%.
- **When does demand for koi fish food peak?**
- Demand peaks in May–Jun–Jul–Aug–Sep; the busiest month runs 4.5× the quietest.
- **What does it cost to enter the koi fish food niche?**
- Listings span $5.83–$95.88; the average listing price is $33.11 (sweet spot $15–$100). The average incumbent carries 5,911 reviews — the moat a new listing must climb.
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