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Myo-inositol

Maybe

An estimated 0.1% of orders come back. But demand is soft, at -7.8% this quarter, so Myo-inositol is a Maybe.

Flapen Score
55
55 / 100
Top 21% of 2,035 Health & Personal Care niches · +7 vs the category median of 48
Market size
£329K/yr361K searches / yr
90-day growth
-7.8%search demand this quarter
Competition
65%top-5 click share · 16 brands · 17 sellers

Flapen Score

Myo-inositol against its category

The dotted line is the Health & Personal Care average. Past it, Myo-inositol is stronger. Inside it, weaker.

55Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Myo-inositol market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Myo-inositol 361K times last year and spent an estimated £329K. The top 5 brands take 65% of clicks. Demand peaks in Aug. Flapen scores it 55 out of 100, a Maybe.

01 · Demand

An estimated 6.8% of those searches ended in a purchase.

Shoppers searched for this 361K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 6.8% of those searches ended in a purchase. Searches in the last 90 days moved -7.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £329K a year.

Searches, last 12 months
361K
Growth, 90 days vs prior 90
-7.8%
Conversion, latest week
6.8%
Market size, estimated
£329Ka year
Peak month
August1.7× the quietest month
Top search term
myo-inositol142K searches a year

02 · Price

A sale here is worth £13.35.

Listings sell for £13.35 on average, from £4.88 to £24.45. Amazon reports units sold in ranges. This niche sold 20K to 25K a year. The average listing sells 1,000 to 1,250 of them. At £13.35 that is £13K to £17K a year per listing.

Average price
£13.35under the $15 to $100 sweet spot
Price range
£4.88–£24.45
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
20K–25K
Units per listing a year
1,000–1,250
Revenue per listing a year
£13K–£17K
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads.

94% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 1.6% of listings are out of stock. The average listing ranks #187 within Diet & Nutrition. It carries 812 reviews at 4.38 stars, so a new listing needs social proof before a better product.

Sponsored listings
94%
Prime listings
100%
Out of stock, average day
1.6%
Average rank
#187in Diet & Nutrition
Average rating
4.38 starsAmazon United Kingdom average 4.36 stars
Average reviews
812per listing
Listings tracked
16

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 43 months on average, so the names here are settling in.

Launched, last 12 months
1
Successful launches
1Amazon's first-year sales bar
Average brand age
43 months

Products

Top Myo-inositol 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 24, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 65% of clicks. Leaders hold, but buyers still shop past them.

£0£33K£66K£99K£132K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

16 falling

Sellers

17

Est. top-5 brand share

65%

Top 20: 100%

Est. top-5 click share

65%

Top 20: 100%

Open market

29%

  • NEW LEAF PRODUCTS24%
  • Free Soul14%
  • PH PROWISE Healthcare11%
  • Nutrivo10%
  • MyOva6%
  • WeightWorld6%

Demand

Myo-inositol search demand

Weekly searches over the year, seasonality beneath. Pick a range.

23K18KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Aug · busiest ÷ quietest = 1.7×

Search terms

Top Myo-inositol search terms shoppers use

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

  • myo-inositol142K/yr
  • myo inositol73K/yr
  • pcos supplement55K/yr
  • pcos43K/yr
  • inositol 4000mg10K/yr
  • myoinositol4K/yr
  • myova6K/yr
  • pcos supplements6K/yr
  • pcos weight loss4K/yr
  • my ova5K/yr

Reviews and returns

What reviews say buyers love and hate about Myo-inositol

We read the reviews and the return reasons for every product selling here.

9%of positive reviews mention “Quality-Overall”
19%of negative reviews mention “Size-Overall”
0.1%of orders come back
“they are huge”
A buyer, on “Size-Overall”19% of negative reviews mention the same topic

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.

17 topics

NegativePositive

FAQ

Common Myo-inositol 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