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Whey Isolate

Maybe

Returns run at only 0.1% of orders. But the average product has 5,195 reviews to catch up to, so Whey Isolate is a Maybe.

Flapen Score
53
53 / 100
Top 29% of 2,035 Health & Personal Care niches · +5 vs the category median of 48
Market size
£568K/yr802K searches / yr
90-day growth
+8.3%search demand this quarter
Competition
61%top-5 click share · 10 brands · 70 sellers

Flapen Score

Whey Isolate against its category

The dotted line is the Health & Personal Care average. Past it, Whey Isolate is stronger. Inside it, weaker.

53Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Whey Isolate market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Whey Isolate 802K times last year and spent an estimated £568K. The top 5 brands take 86% of clicks. Flapen scores it 53 out of 100, a Maybe.

01 · Demand

2.4% of searches ended in a purchase last week.

Shoppers searched for this 802K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 2.4% of those searches ended in a purchase. Searches in the last 90 days moved +8.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £568K a year.

Searches, last 12 months
802K
Growth, 90 days vs prior 90
+8.3%
Conversion, latest week
2.4%
Market size, estimated
£568Ka year
Peak month
May1.8× the quietest month
Top search term
whey isolate protein powder192K searches a year

02 · Price

A sale here is worth £29.75.

Listings sell for £29.75 on average, from £13.82 to £61.11. Amazon reports units sold in ranges. This niche sold 20K to 25K a year. The average listing sells 500 to 750 of them. At £29.75 that is £15K to £22K a year per listing.

Average price
£29.75inside the $15 to $100 sweet spot
Price range
£13.82–£61.11
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
20K–25K
Units per listing a year
500–750
Revenue per listing a year
£15K–£22K
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

55% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 7.2% of listings are out of stock. The average listing ranks #26 within Diet & Nutrition. It carries 5,195 reviews at 4.41 stars, so a new listing needs social proof before a better product.

Sponsored listings
55%
Prime listings
100%
Out of stock, average day
7.2%
Average rank
#26in Diet & Nutrition
Average rating
4.41 starsAmazon United Kingdom average 4.36 stars
Average reviews
5,195per listing
Listings tracked
22

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 70 months on average, so the names here are established.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
70 months

Products

Top Whey Isolate products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 61% of clicks. Leaders hold, but buyers still shop past them.

£0£57K£114K£170K£227K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

10 falling

Sellers

70

Top-5 brand share

86%

Top 20: 100%

Top-5 click share

61%

Top 20: 97%

Open market

10%

  • Optimum Nutrition46%
  • Bulk16%
  • BULK POWDERS14%
  • Isopure6%
  • Myprotein5%
  • DY Nutrition4%
  • Open — no brand owns it (4 brands, 10%)

Demand

Whey Isolate search demand

Weekly searches over the year, seasonality beneath. Pick a range.

23K18KSpike '24Holiday '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.8×

Search terms

Top Whey Isolate search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • whey isolate protein powder192K/yr
  • whey isolate157K/yr
  • whey protein isolate147K/yr
  • isolate protein powder84K/yr
  • protein isolate51K/yr
  • protein powder isolate37K/yr
  • whey protein isolate powder22K/yr
  • isolate protein20K/yr
  • protein isolate powder19K/yr
  • whey isolate protein14K/yr

Reviews and returns

What reviews say buyers love and hate about Whey Isolate

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Taste-Overall18%+1.11

tastes so artificial

Taste horrible

Bad taste, too chemical

Flavor6%−0.02

Exceedingly artificial flavour

flavour not the best

But the Vanilla Flavour Could Be Better

Sweetness5%−0.05

Disgustingly sweet

Excessive sweetner

Good thing is not sweet in the slightest

Value For Money5%+0.14

Pricey

Not worth the price

Too expensive

Nutritional Content5%+1.15

Really poor, taste terrible and Ive had a few bad whey protein powders

Need Protein

Nutritional information incorrect

Love

Taste-Overall23%+1.11

Excellent taste

great with smoothies

no strange taste

Nutritional Content21%+1.15

Great protein powder

Gives a good level of protein

Its a good protein shake

Quality-Overall9%+0.93

It was a good and effective product

Fantastic quality

Great quality powder

Flavor7%−0.02

the flavour is also very tasty

Great flavour

The vanilla flavour is pleasant

Solubility5%

easy to mix

mixes well

Solubility is amazing

Return

0.1% Return rate 18% Fixable by listing

Advertised Vs Actual Product18%▁▁▁▁▁█
Ingredients-Overall18%▁▁▅▁█▁
Taste-Overall9%▁█▁▁▁▁

tastes so artificial

Taste horrible

Bad taste, too chemical

Leak-Proof9%
Certifications9%▁▁█▁▁▁

FAQ

Common Whey Isolate questions

Answered from the same tracked data.