Mass Gainer
FailPrices span $119.02–$272.02, mostly outside the sweet spot, so Mass Gainer is a Fail.
- Flapen Score
- 37 / 100Ranks 164 of 184 Health niches · −11 vs the category median of 4837
- Market size
- $70K/yr54K searches / yr
- 90-day growth
- +6.7%search demand this quarter
- Competition
- 71%top-5 click share · 7 brands · 11 sellers
Flapen Score
Mass Gainer against its category
The dotted line is the Health average. Past it, Mass Gainer is stronger. Inside it, weaker.
Market
The Mass Gainer market on Amazon at a glance
Shoppers on Amazon Saudi Arabia searched for Mass Gainer 54K times last year and spent an estimated $70K. The top 5 brands take 93% of clicks. Flapen scores it 37 out of 100, a Fail.
01 · Demand
An estimated 0.7% of those searches ended in a purchase.
Shoppers searched for this 54K times in the last 12 months. That counts every search on Amazon Saudi Arabia for this niche's terms. An estimated 0.7% of those searches ended in a purchase. Searches in the last 90 days moved +6.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $70K a year.
- Searches, last 12 months
- 54K
- Growth, 90 days vs prior 90
- +6.7%
- Conversion, latest week
- 0.7%
- Market size, estimated
- $70Ka year
- Top search term
- mass gainer37K searches a year
02 · Price
A sale here is worth $180.88.
Listings sell for $180.88 on average, from $119.02 to $272.02. Amazon reports units sold in ranges. This niche sold 250 to 500 a year. The average listing sells 0 to 100 of them. At $180.88 that is $0 to $18K a year per listing.
- Average price
- $180.88above the $15 to $100 sweet spot
- Price range
- $119.02–$272.02
- Amazon Saudi Arabia median price
- $69.41across 1,863 niches
- Units sold a year
- 250–500
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$18K
- Returns
- 0.2%of orders · Amazon Saudi Arabia median 1.8%
03 · Entry bar
The bar here is reviews.
0% of listings pay for placement with sponsored ads. 93% ship with Prime. On an average day, 8.6% of listings are out of stock. The average listing ranks #40 within Health. It carries 3,142 reviews at 4.11 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 0%
- Prime listings
- 93%
- Out of stock, average day
- 8.6%
- Average rank
- #40in Health
- Average rating
- 4.11 starsAmazon Saudi Arabia average 4.21 stars
- Average reviews
- 3,142per listing
- Listings tracked
- 15
04 · Newcomers
0 of last year's 1 launches cleared the first-year sales bar.
1 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 63 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 63 months
Products
Top Mass Gainer 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 25, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Optimum Nutrition (ON) Serious Mass: High Protein Muscle Building and Weight Gainer Protein Powder 50 Grams of Protein Vitamin C Zinc And Vitamin D for Immune Support - Vanilla 6 Lbs (2.72 kg)
- Price
- $135.43
- Rating
- 4.3/5
- Reviews
- 12,561
- Age
- 13y ago

Optimum Nutrition (ON) Serious Mass: Protein Powder 50 Grams of Protein Vitamin C Zinc And Vitamin D for Immune Support - Chocolate 6 Lbs (2.72 kg)
- Price
- $133.71
- Rating
- 3.9/5
- Reviews
- 315
- Age
- 9y ago

Muscletech 100% Mass Gainer High-Protein Powder Enhance Muscle Strength Performance & Quicker Muscle Recovery - 5g Creatine 305g Carbs & 1500 Calories Chocolate Fudge Brownie Flavor 5.15 lbs
- Price
- $208.56
- Rating
- 4.3/5
- Reviews
- 2,610
- Age
- 7y ago

Body Builder Mass Gainer | 40gm High protein - muscle Growth & Recovery Weight Gainer Protein (Chocolate 5lb)
- Price
- $141.08
- Rating
- 4.1/5
- Reviews
- 12
- Age
- 2y ago

Dymatize Nutrition Super Mass Gainer Gourmet Vanilla 6 lbs (2.7 kg)
- Price
- $158.43
- Rating
- 4.5/5
- Reviews
- 7,297
- Age
- 13y ago
Trending
estimated 90-day click momentum
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
- $211.80
- Rating
- 4.4/5
- Reviews
- 18,378
- Age
- 3y ago

Muscletech Mass Gainer | 100% Mass Gainer Protein Powder | Protein Powder for Muscle Gain | Whey Protein + Muscle Builder |Creatine Supplements | Vanilla 5.15 Pound (Pack of 1)
- Price
- $201.85
- Rating
- 4.3/5
- Reviews
- 2,744
- Age
- 4y ago

laperva Triple Mass Gainer Protein Powder High Calorie Weight Gainer with Glutamine & Added Essential Fatty Acids 1500mg Added Creatine Blend +10 gm of BCAA (Strawberry 6lb)
- Price
- $186.24
- Rating
- 4.3/5
- Reviews
- 23
- Age
- 5y ago

Optimum Nutrition (ON) Serious Mass: High Protein Muscle Building and Weight Gainer Protein Powder 50 Grams of Protein Vitamin C Zinc And Vitamin D for Immune Support - Vanilla 6 Lbs (2.72 kg)
- Price
- $135.43
- Rating
- 4.3/5
- Reviews
- 12,561
- Age
- 13y ago

Applied Nutrition Critical Mass Gainz Chocolate - 2.4kg
- Price
- $165.91
- Rating
- 3.8/5
- Reviews
- 7
- Age
- 10y ago
Newest
by launch date
Body Builder Mass Gainer | 40gm High protein - muscle Growth & Recovery Weight Gainer Protein (5 LB Cookies and Cream)
- Price
- $142.40
- Rating
- 4.7/5
- Reviews
- 4
- Age
- 10mo ago

Basix Gain - Total Gainer - Vanilla Whip - 6 Lb
- Price
- $119.02
- Rating
- 3.4/5
- Reviews
- 3
- Age
- 1y ago

Body Builder Mass Gainer | 40gm High protein - muscle Growth & Recovery Weight Gainer Protein (Chocolate 5lb)
- Price
- $141.08
- Rating
- 4.1/5
- Reviews
- 12
- Age
- 2y 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
- $211.80
- Rating
- 4.4/5
- Reviews
- 18,378
- Age
- 3y ago

Muscletech Mass Gainer | 100% Mass Gainer Protein Powder | Protein Powder for Muscle Gain | Whey Protein + Muscle Builder |Creatine Supplements | Vanilla 5.15 Pound (Pack of 1)
- Price
- $201.85
- Rating
- 4.3/5
- Reviews
- 2,744
- Age
- 4y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 71% of clicks. A locked shelf that new listings rarely crack.
Brands
7 rising
Sellers
11
Est. top-5 brand share
93%
Top 20: 100%
Est. top-5 click share
71%
Top 20: 100%
Open market
2%
- Optimum Nutrition59%
- Body Builder11%
- Muscletech11%
- Dymatize8%
- Applied Nutrition4%
- Basix4%
- Open — no brand owns it (1 brand, 2%)
Demand
Mass Gainer search demand
Weekly searches over the year. Pick a range.
Search terms
Top Mass Gainer search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- mass gainer37K/yr
- ماس جينر7K/yr
- بروتين ماس5K/yr
- mass gainer protein powder4K/yr
Reviews and returns
What reviews say buyers love and hate about Mass Gainer
We read the reviews and the return reasons for every product selling here.
“Very bad not worth it i don't know why I'm buy this product when I drink this protein after I'm didn't eat anything because stomach sick”
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.
2 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 Mass Gainer 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






