Muscle Builder for Men
MaybeAn estimated 0.0% of orders come back. But demand is soft, at -11.6% this quarter, so Muscle Builder for Men is a Maybe.
- Flapen Score
- 55 / 100Top 24% of 14,768 Health & Household niches · +6 vs the category median of 4955
- Market size
- $357K/yr438K searches / yr
- 90-day growth
- -11.6%search demand this quarter
- Competition
- 52%top-5 click share · 19 brands · 75 sellers
Flapen Score
Muscle Builder for Men against its category
The dotted line is the Health & Household average. Past it, Muscle Builder for Men is stronger. Inside it, weaker.
Market
The Muscle Builder for Men market on Amazon at a glance
Shoppers on Amazon United States searched for Muscle Builder for Men 438K times last year and spent an estimated $357K. The top 5 brands take 71% of clicks. Flapen scores it 55 out of 100, a Maybe.
01 · Demand
An estimated 2.6% of those searches ended in a purchase.
Shoppers searched for this 438K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.6% 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 $357K a year.
- Searches, last 12 months
- 438K
- Growth, 90 days vs prior 90
- -11.6%
- Conversion, latest week
- 2.6%
- Market size, estimated
- $357Ka year
- Peak month
- July1.6× the quietest month
- Top search term
- muscle builder for men82K searches a year
02 · Price
A sale here is worth $31.72.
Listings sell for $31.72 on average, from $3.47 to $79.20. Amazon reports units sold in ranges. This niche sold 13K to 15K a year. The average listing sells 500 to 750 of them. At $31.72 that is $16K to $24K a year per listing.
- Average price
- $31.72inside the $15 to $100 sweet spot
- Price range
- $3.47–$79.20
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 13K–15K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $16K–$24K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
81% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 1.0% of listings are out of stock. The average listing ranks #371 within Post-Workout & Recovery. It carries 14,108 reviews at 4.35 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 81%
- Prime listings
- 100%
- Out of stock, average day
- 1.0%
- Average rank
- #371in Post-Workout & Recovery
- Average rating
- 4.35 starsAmazon United States average 4.42 stars
- Average reviews
- 14,108per listing
- Listings tracked
- 26
04 · Newcomers
2 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 63 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 63 months
Products
Top Muscle Builder for Men 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 10, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Muscletech HMB Supplements 1000mg Clear Muscle (42 Liquid Softgels) - Highest Grade HMB for Lean Muscle & Recovery-HMB Free Acid Muscle Supplement-Help Decrease Muscle Breakdown - Packaging May Vary
- Price
- $19.30
- Rating
- 4.4/5
- Reviews
- 3,400
- Age
- 5y ago

Nutrex Research Anabol Hardcore Anabolic Activator Muscle Builder and Hardening Agent 60 Pills Fast Acting Liquid Capsules - 1 Month Supply
- Price
- $37.07
- Rating
- 4.3/5
- Reviews
- 5,308
- Age
- 6y ago

Prime Labs - Mens Testosterone Booster - Stamina Endurance & Strength Booster - 60 Caplets
- Price
- $21.93
- Rating
- 4.1/5
- Reviews
- 95,166
- Age
- 9y ago

UNALTERED Anabolic Muscle Builder for Men - Growth Size Strength - Natural Muscle Building Supplement & Energy Booster - Tribulus Terrestris Ginseng Vitamin D3 Ashwagandha - 150 Capsules
- Price
- $46.89
- Rating
- 4.4/5
- Reviews
- 2,339
- Age
- 5y ago

Muscletech Nitric Oxide Supplements for Men & Women Muscle Builder (60 Capsules) - Nitric Oxide Booster Supplement Supports Muscle Gain & Performance - 400mg Peak ATP for Enhanced Strength
- Price
- $34.29
- Rating
- 4.4/5
- Reviews
- 5,716
- Age
- 3y ago
Trending
estimated 90-day click momentum
Testosterone Supplement for Men for Muscle Growth Stamina & Performance | Testosterone Booster Muscle Builder for Men | Test Boost Max with Tongat Ali | Test Booster & Male Enhancement | 60 Gummies
- Price
- $12.90
- Rating
- 4.1/5
- Reviews
- 7,627
- Age
- 2y ago

3-AD Black Series - Patented Adrenal Metabolite for Muscle Strength Density & Performance - Hardcore Muscle Support - 60 Capsules
- Price
- $75.33
- Rating
- 3.9/5
- Reviews
- 39
- Age
- 11mo ago

MuscleTech Creatine Monohydrate Powder Platinum Pure - Unflavored Micronized Creatine for Men & Women - Workout Supplements for Performance Muscle Recovery & Builder-(80 Servings) Packaging May Vary
- Price
- $21.22
- Rating
- 4.6/5
- Reviews
- 27,896
- Age
- 11y ago

Optimum Nutrition Serious Mass Weight Gainer Protein Powder Mass Gainer Vitamin C and Zinc for Immune Support Creatine Chocolate 6 Pound (Packaging May Vary)
- Price
- $49.76
- Rating
- 4.5/5
- Reviews
- 34,752
- Age
- 21y ago

Optimum Nutrition Creatine Micronized Creatine Monohydrate Powder Supports Strength & Recovery Banned Substance Tested Unflavored 5g per Serving 60 Servings
- Price
- $15.15
- Rating
- 4.6/5
- Reviews
- 104,802
- Age
- 22y ago
Newest
by launch date
3-AD Black Series - Patented Adrenal Metabolite for Muscle Strength Density & Performance - Hardcore Muscle Support - 60 Capsules
- Price
- $75.33
- Rating
- 3.9/5
- Reviews
- 39
- Age
- 11mo ago

STRIVLABS Peak Potential 12-in-1 Testosterone Support for Men Fenugreek Ashwagandha & Tongkat Ali Natural Strength Energy & Muscle Builder 90 Capsules
- Price
- $39.61
- Rating
- 4.4/5
- Reviews
- 623
- Age
- 1y ago

Testosterone Supplement for Men for Muscle Growth Stamina & Performance | Testosterone Booster Muscle Builder for Men | Test Boost Max with Tongat Ali | Test Booster & Male Enhancement | 60 Gummies
- Price
- $12.90
- Rating
- 4.1/5
- Reviews
- 7,627
- Age
- 2y ago

Nutrex Research Anabol Ripped Anabolic 2 in 1 Muscle Builder for Men Muscle Growth Supplements Shredding Formula Recovery Thermogenic Support Lean Physique 60 Count
- Price
- $38.70
- Rating
- 4.4/5
- Reviews
- 601
- Age
- 2y ago

Jacked Factory Essentials Muscle Builder - ATP Muscle Builder for Men with Peak ATP to Support Muscle Gain Enhance Athletic Performance & Increase Strength - 30 Capsules
- Price
- $17.96
- Rating
- 4.2/5
- Reviews
- 389
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 52% of clicks. Leaders hold, but buyers still shop past them.
Brands
19 falling
Sellers
75
Est. top-5 brand share
71%
Top 20: 100%
Est. top-5 click share
52%
Top 20: 93%
Open market
23%
- MuscleTech30%
- Jacked Factory14%
- Nutrex Research10%
- Prime Labs8%
- UNALTERED8%
- Nutricost6%
Demand
Muscle Builder for Men search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.6×
Search terms
Top Muscle Builder for Men search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- muscle builder for men82K/yr
- muscle builder66K/yr
- muscle growth supplements for men33K/yr
- muscle building supplements for men21K/yr
- muscle growth27K/yr
- muscle gainer for men22K/yr
- muscles22K/yr
- bodybuilding supplements22K/yr
- muscle supplements17K/yr
- clear muscle16K/yr
Reviews and returns
What reviews say buyers love and hate about Muscle Builder for Men
We read the reviews and the return reasons for every product selling here.
“Didn't dissolve well”
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.
18 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 Muscle Builder for Men 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









