Probiotics
Probiotics shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Flapen Score
Is Probiotics profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Probiotics is a £2.7M/yr Amazon United Kingdom market (2.3M searches/yr). The top 5 brands hold 69% of demand. Verdict: Worth a look — 62/100.
Probiotics: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Worth a look. Search demand moved -12.1% over the last 90 days and 8.7% of searches end in a purchase.
£2.7M
revenue / yr
Who owns the niche?
The top 5 brands hold 69% of demand, so 31% of the market is open.
31%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.
0/100
page quality · 25 products
Top Probiotics products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Bio-Kult Everyday Multi-Strain Formulation Probiotics for Digestive System 60 Capsules (Pack of 1)
- Price
- £10.43
- Rating
- 4.5/5
- Reviews
- 9,489
- Age
- 17y ago

Intimate Flora Probiotics for Women | 20 Billion CFU Fortified with 15 000mg Cranberry Fenugreek & Chlorella | Bio Cultures for Womens Intimate Flora | 60 Capsules | Free Soul
- Price
- £8.25
- Rating
- 4.4/5
- Reviews
- 2,235
- Age
- 4y ago

Bio Cultures 80 Billion CFU: 20 Live Strains - Gut Health Supplements for Women & Men - 2 Month Supply - Including Lactobacillus Acidophilus & Casei High Strength Bio Cultures 60 Capsules UK Made
- Price
- £8.51
- Rating
- 4.5/5
- Reviews
- 325
- Age
- 1y ago

Bio-Kult Everyday | 14 Strains | Daily Gut Support for Ages 3+ | Live Bacteria Supplement | 30 Capsules
- Price
- £5.18
- Rating
- 4.5/5
- Reviews
- 9,489
- Age
- 15y ago

Zipvit Bio Cultures 6 Billion CFU with Prebiotic Includes Lactobacillus & Bifidobacterium 5 Live Strains 60 Vegetarian Capsules 2 Months Supply
- Price
- £7.49
- Rating
- 4.5/5
- Reviews
- 3,635
- Age
- 7y ago
Trending
90-day click momentum
Hybrid Health Pre & Pro-Bio Cultures - 2 Months Supply 100 Billion CFU 20 Live Cultures with Fibres Multi-Strain Daily Pro Bio Cultures for Men & Women Vegan
- Price
- £8.29
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 3w ago

Bio Cultures Complex - Gut Health Live Bacteria Supplements for Men & Women - 20 Billion CFU - 30 Acid-Resistant Capsules - Multi-Strain Vegan Tablets with Acidophilus
- Price
- £9.12
- Rating
- 4.4/5
- Reviews
- 1,336
- Age
- 5y ago

Bio-Kult Everyday | 14 Strains | Daily Gut Support for Ages 3+ | Live Bacteria Supplement | 30 Capsules
- Price
- £5.18
- Rating
- 4.5/5
- Reviews
- 9,489
- Age
- 15y ago

Optibac Every Day Extra - Advanced Daily Digestive Supplement - Most Researched Lactobacillus Acidophilus - 90 Vegan Capsules
- Price
- £52.39
- Rating
- 4.7/5
- Reviews
- 499
- Age
- 12y ago

Optibac for Women - Vaginal Live Cultures - Most Researched Strains for Intimate Flora - Lactobacillus Reuteri RC-14 & Lactobacillus Rhamnosus GR-1-60 Vegan Capsules
- Price
- £29.85
- Rating
- 4.6/5
- Reviews
- 1,903
- Age
- 6y ago
Newest
by launch date
Hybrid Health Pre & Pro-Bio Cultures - 2 Months Supply 100 Billion CFU 20 Live Cultures with Fibres Multi-Strain Daily Pro Bio Cultures for Men & Women Vegan
- Price
- £8.29
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 3w ago

Bio Cultures 80 Billion CFU: 20 Live Strains - Gut Health Supplements for Women & Men - 2 Month Supply - Including Lactobacillus Acidophilus & Casei High Strength Bio Cultures 60 Capsules UK Made
- Price
- £8.51
- Rating
- 4.5/5
- Reviews
- 325
- Age
- 1y ago

Daily Pro Bio Cultures | One-a-Day Live Cultures Supplement for Gut Health | 550 Million CFU Lactobacillus Acidophilus | 120 Mini Tablets | Vegan & Gluten-Free | 4-Month Supply | Made in the UK
- Price
- £4.66
- Rating
- 4.4/5
- Reviews
- 435
- Age
- 1y ago

80 Billion CFU Probiotics - 20 Strains + Prebiotics | Lactobacillus and Bifidobacterium Strains | Probiotics for Women and Men | Made in The UK 2 Month Supply
- Price
- £8.28
- Rating
- 4.5/5
- Reviews
- 2,101
- Age
- 2y ago

Wellgard Gutstar Bio Cultures for Gut Health 20 Billion CFU - 16 Strains Bio Culture Supplement for Women & Men with Fennel Ginger & Vitamin B12 Vegan 30 Capsules UK Made
- Price
- £10.19
- Rating
- 4.6/5
- Reviews
- 693
- Age
- 2y ago
Competition: brands, sellers & click share
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.
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%
Probiotics demand & seasonality
Weekly search volume, with the niche's key stats alongside.
No pronounced peak months · busiest ÷ quietest = 1.3×
Top Probiotics search terms shoppers use
The exact queries 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
What reviews say buyers love and hate about Probiotics
What buyers mention most, as a share of all reviews.
What buyers love
76% of reviews“Excellent product”
“Excellent price”
“Excellent and effective”
“No more bloating”
“Easy to swallow”
What buyers complain about
67% of reviews“Didn't work for me”
“experience stomach pain”
“was nauseaus first day”
“Waste of money for me :-”
“I was having digestive issues after taking a course of cholesterol reducing medication”
Common Probiotics questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.




