- Flapen Score
- 47 / 100Ranks 1,080 of 2,035 Health & Personal Care niches · −1 vs the category median of 4847
- Market size
- £53K/yr55K searches / yr
- 90-day growth
- -11.6%search demand this quarter
- Competition
- 69%top-5 click share · 12 brands · 26 sellers
Flapen Score
Hmb against its category
The dotted line is the Health & Personal Care average. Past it, Hmb is stronger. Inside it, weaker.
Market
The Hmb market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Hmb 55K times last year and spent an estimated £53K. The top 5 brands take 78% of clicks. Flapen scores it 47 out of 100, a Fail.
01 · Demand
An estimated 7.3% of those searches ended in a purchase.
Shoppers searched for this 55K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 7.3% of those searches ended in a purchase. Searches in the last 90 days moved -11.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated £53K a year.
- Searches, last 12 months
- 55K
- Growth, 90 days vs prior 90
- -11.6%
- Conversion, latest week
- 7.3%
- Market size, estimated
- £53Ka year
- Peak month
- January1.5× the quietest month
- Top search term
- hmb30K searches a year
02 · Price
A sale here is worth £13.24.
Listings sell for £13.24 on average, from £4.47 to £26.30. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 250 to 500 of them. At £13.24 that is £3K to £7K a year per listing.
- Average price
- £13.24under the $15 to $100 sweet spot
- Price range
- £4.47–£26.30
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 5K–6K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £3K–£7K
- Returns
- 0.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
73% of listings pay for placement with sponsored ads. 80% ship with Prime. On an average day, 10.1% of listings are out of stock. The average listing ranks #1,157 within Diet & Nutrition. It carries 176 reviews at 4.42 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 73%
- Prime listings
- 80%
- Out of stock, average day
- 10.1%
- Average rank
- #1,157in Diet & Nutrition
- Average rating
- 4.42 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 176per listing
- Listings tracked
- 15
04 · Newcomers
0 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 59 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 59 months
Products
Top Hmb 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.
Top sellers
by estimated 90-day click share
Mr Runs HMB - Muscle Strength & Fitness 1000mg per Serving - Protect from Muscle Loss During Calorie Cutting Ageing or Inactivity - 120 Capsules 60 Servings
- Price
- £13.23
- Rating
- 4.4/5
- Reviews
- 286
- Age
- 4y ago

Applied Nutrition HMB Supplement - HMB 500mg Capsules Metabolite of Leucine for Muscle Growth & Repair (120 Capsules - 60 Servings)
- Price
- £9.38
- Rating
- 4.3/5
- Reviews
- 179
- Age
- 6y ago

Bulk HMB Powder 500 g
- Price
- £15.92
- Rating
- 4.4/5
- Reviews
- 672
- Age
- 12y ago

HMB 650mg with BioPerine High Strength Calcium HMB Beta-Hydroxy Beta-Methylbutyrate Supplement 90 Vegan Capsules Resealable and Recyclable Pouch by Alpha01
- Price
- £8.26
- Rating
- 4.5/5
- Reviews
- 67
- Age
- 6y ago

HMB Anabolic Muscle Growth Supplement 1 000mg HMB with Vitamin D 120 Vegan Capsules 2 Month Supply Supports Strength Repair & Recovery
- Price
- £16.64
- Rating
- 4.4/5
- Reviews
- 18
- Age
- 5mo ago
Trending
estimated 90-day click momentum
Applied Nutrition - HMB Powder - 3000mg Pure Formula - Best Leucine Metabolite - Best Muscle Support Supplement - Supports Recovery & Training - (200g 67 Servings) (Unflavoured)
- Price
- £14.10
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 1mo ago

HMB Anabolic Muscle Growth Supplement 1 000mg HMB with Vitamin D 120 Vegan Capsules 2 Month Supply Supports Strength Repair & Recovery
- Price
- £16.64
- Rating
- 4.4/5
- Reviews
- 18
- Age
- 5mo ago

TREC Nutrition HMB Formula Caps - 120 caps - Powerful Anticatabolic Supplement for Lean Muscle Gain Fat Reduction and Enhanced Stamina - Hydroxymethylbutyrate (HMB) Metabolic Support - 120 Capsules
- Price
- £14.22
- Rating
- 4.1/5
- Reviews
- 21
- Age
- 6y ago

HMB Powder | HMB Beta-Hydroxy Beta-Methylbutyrate Supplement | Suitable for Vegans and Vegetarians | No Artificial Preservatives | Resealable and Recyclable Pouch by Pure Source Nutrition (250g)
- Price
- £9.16
- Rating
- 3.9/5
- Reviews
- 9
- Age
- 5y ago

Bulk HMB Powder 100g
- Price
- £4.47
- Rating
- 4.4/5
- Reviews
- 672
- Age
- 11y ago
Newest
by launch date
Applied Nutrition - HMB Powder - 3000mg Pure Formula - Best Leucine Metabolite - Best Muscle Support Supplement - Supports Recovery & Training - (200g 67 Servings) (Unflavoured)
- Price
- £14.10
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 1mo ago

HMB Anabolic Muscle Growth Supplement 1 000mg HMB with Vitamin D 120 Vegan Capsules 2 Month Supply Supports Strength Repair & Recovery
- Price
- £16.64
- Rating
- 4.4/5
- Reviews
- 18
- Age
- 5mo ago

Freak Athletics HMB Supplement - 1000mg Serving HMB 500mg Capsules Metabolite of Leucine for Muscle Growth & Repair - 120 Capsules 60 Servings
- Price
- £11.41
- Rating
- 4.8/5
- Reviews
- 6
- Age
- 1y ago

HMB Pro 1 000mg with Vitamin D (Maximum Absorption) 2 Month Supply 120 HMB Capsules Muscle Growth Supplements Muscle Strength & Repair HMB Supplement
- Price
- £18.59
- Rating
- 4.2/5
- Reviews
- 92
- Age
- 1y ago

Mr Runs HMB - Muscle Strength & Fitness 1000mg per Serving - Protect from Muscle Loss During Calorie Cutting Ageing or Inactivity - 120 Capsules 60 Servings
- Price
- £13.23
- Rating
- 4.4/5
- Reviews
- 286
- Age
- 4y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 69% of clicks. Leaders hold, but buyers still shop past them.
Brands
12 rising
Sellers
26
Est. top-5 brand share
78%
Top 20: 100%
Est. top-5 click share
69%
Top 20: 100%
Open market
16%
- Mr Run24%
- Applied Nutrition21%
- Bulk17%
- ALPHA018%
- OLIMP SPORT NUTRITION8%
- Nutra Science6%
- Open — no brand owns it (6 brands, 16%)
Demand
Hmb search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top Hmb search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- hmb30K/yr
- hmb supplements18K/yr
- hmb powder8K/yr
Reviews and returns
What reviews say buyers love and hate about Hmb
We read the reviews and the return reasons for every product selling here.
“Theres no real taste to them”
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.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Hmb 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









