colostomy bags
Launch itA $1.2M/yr market growing +4.8% this quarter with returns at 1.2% — clears our launch bar.
Avg price
Incredible$43.91avg listing price — sweet spot $15–$100
Returns
Great1.2%return rate — above 5% kills the launch gate
Price range
Great$10.24–$109.82cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Great$1.2M$1.2M/yr · 588K searches
Review moat
Great378.58avg incumbent reviews — the moat a new listing must climb
Competition
Good44%top-5 click share — leaders hold, buyers still browse
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Brand share
Good68%top-5 brand share — brands hold most of the demand
Conversion
Good4.6%search→purchase rate — share of searches ending in a sale
Growth
Okay+4.8%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, colostomy bags is a $1.2M/yr Amazon United States market (588K searches/yr). The top 5 brands hold 68% of demand. Verdict: Launch it — 68/100.
Data updated Jul 28, 2026 · scored weekly · How we score niches
colostomy bags market data
- Units sold / yr
- 30K–40K
- avg 500–750/product
- Revenue / yr
- $1.3M–$1.8M
- units × avg price
- Conversion rate
- 4.6%
- Avg BSR
- #80
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 79%
- Out of stock
- 0.1%
- Avg brand age
- 44 months
- Avg seller age
- 125 days
Competition & brand share
The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.Brands
23 falling
Sellers
77
Top-5 brand share
68%
Top 20: 98%
Top-5 click share
44%
Top 20: 80%
Open market
26%
- Heagimed21%
- OUCHAN18%
- ConvaTec11%
- Rainlotus11%
- DERAYMI7%
- KONWEDA6%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +4.8% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.2×
Top colostomy bags search terms
- colostomy bags198K/yr
- ostomy bag105K/yr
- ostomy bags49K/yr
- convatec colostomy bags26K/yr
- colostomy bag27K/yr
- bolsas de colostomia para adulto24K/yr
- convatec20K/yr
- colonoscopy bags19K/yr
- ileostomy bags17K/yr
- convatec ostomy supplies23K/yr
Top colostomy bags 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Carbou 21 PCS Ostomy Supplies Colostomy Bags Two Piece Ostomy Bag with Closure 12 Drainable Pouches for Ileostomy Stoma Care 15mm-57mm Cut-to-Fit(15pcs Bags+6pcs Barrier)
OUCHAN$34.094.2★1,249 rev
20 PCS Colostomy Bags Rainlotus One Piece Ostomy Bag Ostomy Drainable Pouch for Ileostomy Stoma Care Cut to Fit.
Rainlotus$29.744.3★657 rev
20 Pack Colostomy Bags One Piece Ostomy Bag Ostomy Supplies 15 mm-60 mm Cut to Fit Drainable Pouches with Closure for Ileostomy Stoma Care
Heagimed$29.804.3★612 rev
20 PCS Colostomy Bags Ostomy Supplies One Piece Drainable Ostomy Pouch with Hook and Loop Closure for Ileostomy Stoma Care 15mm-60mm Cut to Fit
KONWEDA$28.004.1★1,566 rev
100 PCS Colostomy Bags 15mm-65mm Ostomy Supplies One-Piece Ostomy Bags Drainable Pouches with Closure for Lleostomy Stoma Care Cut-to-Fit
Closecret$97.784.5★175 rev
Newest
by launch date
Carbou 20 PCS Colostomy Bags Ostomy Supplies One Piece Drainable Ostomy Pouch with New Closure for Ileostomy Stoma Care Ileostomy Supplies Cut-to-Fit up to 2-1/2 (64 mm)
CARBOU$34.3923 rev
100 Count) 68 Colostomy Bags+32 Barriers Two-Piece System with Hook and Loop Closure Ostomy Supplies for Stoma Care Effective Odor Control Gentle on Skin 15mm-57mm Cut to Fit
PIKOFAN$87.4639 rev
PIKOFAN 100 PCS Colostomy Bags One-Piece Drainable ostomy Bag Ostomy Supplies 20mm-65mm Opening for Ileostomy Stoma Care Cut-to-Fit
PIKOFAN$85.5926 rev
ovand 5 PCS Colostomy Bags One Piece Ostomy Bag Ostomy Supplies Drainable Ostomy Pouch with Closure for Ileostomy Stoma Care 20mm-65mm Cut-to-Fit
ovand$10.2412 rev
DERAYMI 30 PCS Colostomy Bags Ostomy Supplies with 6 Clamp Closure 15mm-65mm Cut to Fit Ostomy Bag for Ileostomy Stoma Care Single-Layer Non-Woven Drainable Pouches
DERAYMI$21.8734 rev
Trending
90-day click momentumovand 5 PCS Colostomy Bags One Piece Ostomy Bag Ostomy Supplies Drainable Ostomy Pouch with Closure for Ileostomy Stoma Care 20mm-65mm Cut-to-Fit
ovand$10.244.6★
Carbou 20 PCS Colostomy Bags Ostomy Supplies One Piece Drainable Ostomy Pouch with New Closure for Ileostomy Stoma Care Ileostomy Supplies Cut-to-Fit up to 2-1/2 (64 mm)
CARBOU$34.394.8★
30PCS Colostomy Bags Ostomy Supplies One Piece Drainable Ostomy Pouches with Clamp Closure for Ileostomy Stoma Care 15 mm-64 mm Cut to Fit
DERAYMI$23.554.6★
Hollister 18183 New Image 2-Piece 12 Drainable Ostomy Pouch Red Color Code Match 10 Pack Beige Pouch 2-1/4 Flange Size
Hollister$38.004.6★
100 Count) 68 Colostomy Bags+32 Barriers Two-Piece System with Hook and Loop Closure Ostomy Supplies for Stoma Care Effective Odor Control Gentle on Skin 15mm-57mm Cut to Fit
PIKOFAN$87.464.6★
What buyers say about colostomy bags
What buyers praise and complain about, mined from review topics.What buyers love
“each bag was well made with consistent quality”
“very affordable”
“Good adhesive”
“didn't leak”
“The cut-to-fit feature is practical”
“durable construction”
“Easy to use”
“Just as advertised”
“Comfortable Fit”
“so far no irritations”
What buyers complain about
“Needs Better Adhesive”
“It leaks”
“They were too large”
“Quality Control Issues”
“fell off during normal use”
“theres no real odor”
“Hurts to pull off”
“Not worth the money”
“was burning my skin”
“Material skin irritation”
Top return reasons
Common questions
- Is colostomy bags profitable to sell on Amazon United States?
- The niche generates $1.2M/yr across 43 tracked products. 7 of 11 products launched in the last 360 days are still selling. 90-day search growth is +4.8%. Flapen's verdict: Launch it (68/100).
- How competitive is the colostomy bags niche?
- 23 brands and 77 sellers compete. The top 5 products take 44% of clicks and top 5 brands hold 68% of demand.
- What do buyers complain about in colostomy bags?
- Top complaints mined from reviews: Adhesion/Stickiness, Leak-Proof, Size-Overall. The return rate is 1.2%.
- When does demand for colostomy bags peak?
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- What does it cost to enter the colostomy bags niche?
- Listings span $10.24–$109.82; the average listing price is $43.91 (sweet spot $15–$100). The average incumbent carries 379 reviews — the moat a new listing must climb.