Weight Gainer for Skinny People
Weight Gainer for Skinny People shows low returns (0.1%), but a small market ($57K/yr) keeps it on the watch list.
Flapen Score
Is Weight Gainer for Skinny People profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Weight Gainer for Skinny People is a £57K/yr Amazon United Kingdom market (97K searches/yr). The top 5 brands hold 81% of demand. Verdict: Worth a look — 51/100.
Weight Gainer for Skinny People: 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 -15.5% over the last 90 days and 2.2% of searches end in a purchase.
£57K
revenue / yr
Who owns the niche?
The top 5 brands hold 81% of demand, so 19% of the market is open.
19%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.3★ — the gap to enter on.
0/100
page quality · 45 products
Top Weight Gainer for Skinny People 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
Optimum Nutrition Serious Mass Protein Powder High Calorie Mass Gainer with Vitamins Creatine and Glutamine Vanilla 8 Servings 2.73 kg Packaging May Vary
- Price
- £28.01
- Rating
- 4.5/5
- Reviews
- 12,618
- Age
- 15y ago

Reflex Nutrition Instant Mass Heavyweight - Mass Gainer - Over 1000 Kcal per Serving 60g Protein Creatine - High Calorie Post Workout or Before Bed Protein Shake (Chocolate Perfection 2 kg)
- Price
- £20.32
- Rating
- 4.1/5
- Reviews
- 656
- Age
- 10y ago

ANABOLIC Weight GAIN Tablets - Quick Muscle Mass Pills Growth Potent Capsules
- Price
- £10.41
- Rating
- 3.6/5
- Reviews
- 800
- Age
- 7y ago

Reflex Nutrition 100% Whey Protein - 80% Pure Whey Protein - EAA Amino Acids - No Added Sugar - Whey Protein Powder for Pre Workout & Post Workout Recovery (Vanilla 2kg 66 Servings)
- Price
- £45.35
- Rating
- 4.5/5
- Reviews
- 261
- Age
- 11y ago

Reflex Nutrition Instant Mass Heavyweight - Mass Gainer - Over 1000 Kcal per Serving 60g Protein Creatine - High Calorie Post Workout or Before Bed Protein Shake (Strawberries & Cream 2 kg)
- Price
- £20.13
- Rating
- 4.1/5
- Reviews
- 555
- Age
- 10y ago
Trending
90-day click momentum
Reflex Nutrition Instant Mass Heavyweight Protein Shake Mix Mass Gainer Over 1000 Kcal per Serving 60 g Protein Creatine High Calorie Post Workout or Before Bed Salted Caramel 2 kg
- Price
- £20.35
- Rating
- 3.6/5
- Reviews
- 62
- Age
- 1y ago

Reflex Nutrition Instant Mass Heavyweight Protein Shake Mix Mass Gainer Over 1000 Kcal per Serving 60 g Protein Creatine High Calorie Post Workout or Before Bed Vanila 2 kg
- Price
- £20.08
- Rating
- 4.1/5
- Reviews
- 218
- Age
- 1y ago

The Bulk Protein Company SERIOUS GAINZ - Whey Protein Powder - Weight Gain Mass Gainer - 30g Protein Powders (Vanilla 5kg)
- Price
- £27.99
- Rating
- 4.0/5
- Reviews
- 1,220
- Age
- 10y ago

Reflex Nutrition Plant Based Protein - 21g Vegan Protein Powder (Pea Protein Brown Rice Protein & Pumpkin Seeds) - Digestive Enzymes & Vitamin B12 - Natural Flavours (Vanilla Bean 20 Servings)
- Price
- £15.65
- Rating
- 4.3/5
- Reviews
- 181
- Age
- 6y ago

Reflex Nutrition One Stop Xtreme (4.35kg) Strawberries & Cream - Proteins - Protein Blend
- Price
- £41.35
- Rating
- 4.4/5
- Reviews
- 122
- Age
- 15y ago
Newest
by launch date
Reflex Nutrition Instant Mass Heavyweight Protein Shake Mix Mass Gainer Over 1000 Kcal per Serving 60 g Protein Creatine High Calorie Post Workout or Before Bed Vanila 2 kg
- Price
- £20.08
- Rating
- 4.1/5
- Reviews
- 218
- Age
- 1y ago

Reflex Nutrition Instant Mass Heavyweight Protein Shake Mix Mass Gainer Over 1000 Kcal per Serving 60 g Protein Creatine High Calorie Post Workout or Before Bed Salted Caramel 2 kg
- Price
- £20.35
- Rating
- 3.6/5
- Reviews
- 62
- Age
- 1y ago

Pure Creatine Monohydrate Powder - 315g (90 Servings) - Easy Dissolve Creatine Powder Unflavoured & Micronised (Not Creatine Gummies or Creatine Tablets) Vegan Creatine for Women and Men
- Price
- £8.18
- Rating
- 4.5/5
- Reviews
- 5,215
- Age
- 1y ago

Reflex Nutrition Isolate Pro - 83% Premium Protein from Whey Isolate Protein Powder - Fast Absorption Low Lactose Low Fat Low Sugar Protein Shake - Muscle Gain (Chocolate 1.8kg 60 Servings)
- Price
- £48.48
- Rating
- 4.0/5
- Reviews
- 39
- Age
- 2y ago

Reflex Nutrition Isolate Pro - 83% Premium Protein from Whey Isolate Protein Powder - Fast Absorption Low Lactose Low Fat Low Sugar Protein Shake - Muscle Gain (Vanilla 1.8kg 60 Servings)
- Price
- £49.35
- Rating
- 4.6/5
- Reviews
- 21
- Age
- 2y ago
Competition: brands, sellers & click share
The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.
Brands
16 rising
Sellers
95
Top-5 brand share
81%
Top 20: 100%
Top-5 click share
42%
Top 20: 78%
Open market
15%
- Reflex Nutrition45%
- Optimum Nutrition17%
- OZUNA NUTRITION9%
- The Bulk Protein Company6%
- NutriVigor5%
- Kinetica4%
- Open — no brand owns it (10 brands, 15%)
Weight Gainer for Skinny People demand & seasonality
Weekly search volume, with the niche's key stats alongside.
No pronounced peak months · busiest ÷ quietest = 1.3×
Top Weight Gainer for Skinny People search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- weight gainer for skinny people53K/yr
- reflex nutrition15K/yr
- reflex protein powder9K/yr
- reflex6K/yr
- high calorie5K/yr
- reflex protein2K/yr
- high calorie weight gain6K/yr
- reflex whey protein993/yr
What reviews say buyers love and hate about Weight Gainer for Skinny People
What buyers mention most, as a share of all reviews.
What buyers love
71% of reviews“Good product as described”
“has no unpleasant taste or odour”
“Good price”
“Easy to mix”
“Great protein shake”
What buyers complain about
50% of reviews“very chalky powdery taste”
“It's not protein”
“Cheap for a reason”
“Does not dissolve”
“The flavour is much less intense than it smells like it would be”
Weight Gainer for Skinny People return rate & reasons
Why buyers send it back, as a share of all return requests.
0.1%
Return rate
33%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Weight Gainer for Skinny People 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.









