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Probiotics

Maybe

Returns run at only 0.1% of orders. But demand is soft, at -12.1% this quarter, so Probiotics is a Maybe.

Flapen Score
62
62 / 100
Top 6% of 2,035 Health & Personal Care niches · +14 vs the category median of 48
Market size
£2.7M/yr2.3M searches / yr
90-day growth
-12.1%search demand this quarter
Competition
53%top-5 click share · 14 brands · 102 sellers

Flapen Score

Probiotics against its category

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

62Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Probiotics market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Probiotics 2.3M times last year and spent an estimated £2.7M. The top 5 brands take 69% of clicks. Flapen scores it 62 out of 100, a Maybe.

01 · Demand

8.7% of searches ended in a purchase last week.

Shoppers searched for this 2.3M times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 8.7% of those searches ended in a purchase. Searches in the last 90 days moved -12.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £2.7M a year.

Searches, last 12 months
2.3M
Growth, 90 days vs prior 90
-12.1%
Conversion, latest week
8.7%
Market size, estimated
£2.7Ma year
Peak month
January1.3× the quietest month
Top search term
probiotics726K searches a year

02 · Price

A sale here is worth £13.34.

Listings sell for £13.34 on average, from £4.14 to £52.39. Amazon reports units sold in ranges. This niche sold 200K to 250K a year. The average listing sells 12,500 to 15,000 of them. At £13.34 that is £167K to £200K a year per listing.

Average price
£13.34under the $15 to $100 sweet spot
Price range
£4.14–£52.39
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
200K–250K
Units per listing a year
12,500–15,000
Revenue per listing a year
£167K–£200K
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

84% of listings pay for placement with sponsored ads. 96% ship with Prime. On an average day, 5.0% of listings are out of stock. The average listing ranks #45 within Bacterial Cultures. It carries 2,345 reviews at 4.54 stars, so a new listing needs social proof before a better product.

Sponsored listings
84%
Prime listings
96%
Out of stock, average day
5.0%
Average rank
#45in Bacterial Cultures
Average rating
4.54 starsAmazon United Kingdom average 4.36 stars
Average reviews
2,345per listing
Listings tracked
25

04 · Newcomers

Amazon counts 0 of last year's 1 launches as successful.

1 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 52 months on average, so the names here are settling in.

Launched, last 12 months
1
Successful launches
0Amazon's first-year sales bar
Average brand age
52 months

Products

Top Probiotics products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 53% of clicks. Leaders hold, but buyers still shop past them.

£0£133K£265K£398K£530K1001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

14 rising

Sellers

102

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

53%

Top 20: 95%

Open market

25%

  • Bio-Kult27%
  • Optibac Probiotics16%
  • Free Soul9%
  • NEW LEAF PRODUCTS9%
  • Zipvit8%
  • Wellgard6%

Demand

Probiotics search demand

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

50K30KSpike '25Prime Day '25Prime Day '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Search terms

Top Probiotics search terms shoppers use

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

  • probiotics726K/yr
  • probiotics for women331K/yr
  • optibac probiotics188K/yr
  • gut health194K/yr
  • probiotics for gut health210K/yr
  • probiotic109K/yr
  • optibac94K/yr
  • gut health supplements68K/yr
  • probiotics for men42K/yr
  • bio kult52K/yr

Reviews and returns

What reviews say buyers love and hate about Probiotics

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Functionality-Overall18%−0.17

Didn't work for me

Not effective

Personally havent worked for me

Acid Regulator/Stomach Ache Relief11%−0.01

experience stomach pain

Totally bloated my stomach out

vomitting 2nd day

Side Effects11%−0.07

was nauseaus first day

Bad side affects

Made symptoms so much worse

Value For Money7%+0.72

Waste of money for me :-

Not worth it

Very expensive

Regulates Digestion5%+0.31

I was having digestive issues after taking a course of cholesterol reducing medication

constipated to diarrhoea

Gave very bad bloating

Love

Quality-Overall19%+1.01

Excellent product

the product seems well made

No complaints

Value For Money14%+0.72

Excellent price

Good Value for Money

Good value for money

Efficiency9%+0.72

Excellent and effective

Works well

Works fast

Acid Regulator/Stomach Ache Relief8%−0.01

No more bloating

These help my digestion

These are gentle on the stomach

Ease Of Chewing/Swallowing6%+0.11

Easy to swallow

The blend of probiotics with cranberry, fenugreek, and chlorella is a nice combination, and the capsules are easy to swallow

The capsule is easy to swallow

FAQ

Common Probiotics questions

Answered from the same tracked data.