Is interstitial cystitis relief profitable to sell on Amazon United States?

The niche generates $1.4M/yr across 5 tracked products. 90-day search growth is -3.6%. Flapen's verdict: Worth a look (52/100).

How competitive is the interstitial cystitis relief niche?

3 brands and 29 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in interstitial cystitis relief?

Top complaints mined from reviews: Functionality-Overall, Pain Relief-Overall, Regulates Digestion. The return rate is 0.0%.

What does it cost to enter the interstitial cystitis relief niche?

Listings span $10.44–$56.59; the average listing price is $28.54 (sweet spot $15–$100). The average incumbent carries 1,777 reviews — the moat a new listing must climb.

Interstitial Cystitis Relief

Worth a look

Shows searches that convert (21.8% search→purchase), but a concentrated shelf (top 5 take 100% of clicks) keeps it on the watch list.

Conversion

Incredible21.8%

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

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Incredible$28.54

avg listing price — sweet spot $15–$100

Price range

Great$10.44–$56.59

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

Market size

Great$1.4M

$1.4M/yr · 220K searches

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Review moat

Okay1,777

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-3.6%

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

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Is interstitial cystitis relief profitable on Amazon?

According to Flapen's Amazon United States niche tracking, interstitial cystitis relief is a $1.4M/yr Amazon United States market (220K searches/yr). The top 5 brands hold 100% of demand. Verdict: Worth a look — 52/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

interstitial cystitis relief market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 40K–50K; avg 8,000–10,000/product
Revenue / yr: $1.1M–$1.4M; units × avg price
Conversion rate: 21.8%
Avg BSR: #1,170
Page quality: 0%
Prime: 100%
Sponsored: 60%
Out of stock: 0.0%
Avg brand age: 89 months
Avg seller age: 158 days

Competition: brands, sellers & click share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 flat

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

PRELIEF92%
CystoMend5%
Real Science Nutrition4%

Top interstitial cystitis relief search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

prelief82K/yr +2.6%27.7% conv.
prelief for interstitial cystitis33K/yr -4.5%25.2% conv.
interstitial cystitis relief products12K/yr +17.5%2.1% conv.
prelief acid reducer15K/yr -9.1%25.8% conv.
interstitial cystitis13K/yr -3.2%1.3% conv.
cystoprotek12K/yr +18.3%1.1% conv.
calcium glycerophosphate6K/yr +20.6%8.1% conv.
prelief acid reducer for bladder5K/yr -14.1%26.1% conv.
prerelief3K/yr +15.3%28.2% conv.
interstitial cystitis supplements5K/yr -31.9%1.7% conv.

All search terms

Top interstitial cystitis relief 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 5 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

PRELIEF Acid Reducer Caplets Dietary Supplement 120 Count

PRELIEF$12.254.6★4,040 rev

Prelief Acid Reducer Caplets Dietary Supplement 300 Count

PRELIEF$28.734.7★2,935 rev

Prelief Acid Reducer Caplets Dietary Supplement 60 Count

PRELIEF$10.444.5★1,578 rev

CystoMend Bladder & Pelvic Discomfort Formula (High Potency) - Supports Less Flares & Urgency* - Premium Bladder Support for Women & Men - USA Manufactured & Third-Party Tested - 180 Capsules

CystoMend$56.594.5★267 rev

Real Science IntersCyst Miracle All Natural Supplement for Interstitial Cystitis Relief and Constipation with Vitamins C D B12 & K + Nitric Oxide Support Bladder & Kidney Health Support 60 Caps

Real Science Nutrition$34.684.0★65 rev

Newest

by launch date

Real Science IntersCyst Miracle All Natural Supplement for Interstitial Cystitis Relief and Constipation with Vitamins C D B12 & K + Nitric Oxide Support Bladder & Kidney Health Support 60 Caps

Real Science Nutrition$34.6865 rev

2y ago

CystoMend Bladder & Pelvic Discomfort Formula (High Potency) - Supports Less Flares & Urgency* - Premium Bladder Support for Women & Men - USA Manufactured & Third-Party Tested - 180 Capsules

CystoMend$56.59267 rev

5y ago

Prelief Acid Reducer Caplets Dietary Supplement 60 Count

PRELIEF$10.441,578 rev

10y ago

Prelief Acid Reducer Caplets Dietary Supplement 300 Count

PRELIEF$28.732,935 rev

11y ago

PRELIEF Acid Reducer Caplets Dietary Supplement 120 Count

PRELIEF$12.254,040 rev

20y ago

What reviews say buyers love and hate about interstitial cystitis relief

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

What buyers love

Acid Regulator/Stomach Ache Relief22%

“These tablets work very well for reducing acidity in certain foods”

Efficiency12%

“Effective”

Inflammation12%

“Helps to manage interstitial cystitis”

Regulates Digestion10%

“Helps stomach as well as bladder”

Quality-Overall9%

“Excellent product”

Advertised Vs Actual Product6%

“Product works as described”

Ease Of Use4%

“Great use”

Nutritional Content3%

“Now I can enjoy food”

Side Effects3%

“absolutely no side effects at all”

Dosage3%

“the best pills I ever bought I recommend it”

What buyers complain about

Functionality-Overall13%

“Did not work”

Pain Relief-Overall7%

“now I am bladder pain”

Regulates Digestion7%

“drinks were causing my bladder problems”

Size-Overall5%

“6 pills short”

Acid Regulator/Stomach Ache Relief5%

“more stomach issues”

Advertised Vs Actual Product5%

“Misleading image of product”

Side Effects5%

“then by the end of the day, I would notice some stomach cramps, still bearable”

Allergies5%

“Too much acid causing irritation”

Inflammation5%

“Ive struggled with interstitial cystitis for 20 years”

Value For Money3%

“expensive”

Top return reasons

Side Effects50%

Regulates Digestion50%

Common interstitial cystitis relief questions

Is interstitial cystitis relief profitable to sell on Amazon United States?: The niche generates $1.4M/yr across 5 tracked products. 90-day search growth is -3.6%. Flapen's verdict: Worth a look (52/100).
How competitive is the interstitial cystitis relief niche?: 3 brands and 29 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in interstitial cystitis relief?: Top complaints mined from reviews: Functionality-Overall, Pain Relief-Overall, Regulates Digestion. The return rate is 0.0%.
What does it cost to enter the interstitial cystitis relief niche?: Listings span $10.44–$56.59; the average listing price is $28.54 (sweet spot $15–$100). The average incumbent carries 1,777 reviews — the moat a new listing must climb.