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Vitamin B Complex

Vitamin B Complex shows low returns (0.1%), but prices mostly outside the sweet spot ($3.50–$14.98) keeps it on the watch list.

Flapen Score

50
Worth a look
Market size 73Growth 17Conversion 96Competition 35Returns 100Price range 0Avg price 22Brand share 64Review moat 24Quality gap 28
This niche Category average

Is Vitamin B Complex profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Vitamin B Complex is a £802K/yr Amazon United Kingdom market (726K searches/yr). The top 5 brands hold 67% of demand. Verdict: Worth a look — 50/100.

Vitamin B Complex: 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 -15.0% over the last 90 days and 14.1% of searches end in a purchase.

£802K

revenue / yr

Units sold / yr100K
Search volume / yr-15.0%726K
Conversion rate14.1%
Avg price£7.86

Who owns the niche?

The top 5 brands hold 67% of demand, so 33% of the market is open.

33%

open market share

Brands · sellers16 · 45
Top-5 product click share64%
Open market33%
Avg brand age67 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 19 products

Sponsored placement89%
New entrants (1y)2· 0 succeeded
Avg rating4.6★
Avg reviews5,613

Top Vitamin B Complex products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.

£0£80K£160K£241K£321K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

16 rising

Sellers

45

Top-5 brand share

67%

Top 20: 100%

Top-5 click share

64%

Top 20: 100%

Open market

26%

  • WeightWorld25%
  • NEW LEAF PRODUCTS13%
  • Vitabiotics Ultra10%
  • Igennus Healthcare Nutrition10%
  • Solgar8%
  • Nutravita8%

Vitamin B Complex demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume726KCVR14.1%Products19Brands16Top 5 Brands67%OOS Rate2.4%Rating4.6★Reviews5,613Avg BSR#16
18K13KSpike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top Vitamin B Complex search terms shoppers use

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

  • vitamin b complex277K/yr
  • vitamin b108K/yr
  • b complex97K/yr
  • vitamin b complex high strength41K/yr
  • b complex vitamins high strength34K/yr
  • b vitamins31K/yr
  • vit b complex25K/yr
  • b vitamin complex26K/yr
  • rynw vitamin b complex4K/yr
  • b complex vitamins15K/yr

What reviews say buyers love and hate about Vitamin B Complex

What buyers mention most, as a share of all reviews.

What buyers love

82% of reviews
Value For Money18%

Good value for money

Vitamin17%

Great vitamin

Quality-Overall14%

Great quality arrived on time thanks Amazon

Ease Of Chewing/Swallowing12%

so no problem swallowing

Advertised Vs Actual Product5%

As advertised

What buyers complain about

54% of reviews
Smell12%

Bad smell

Dosage10%

Unless your doctor tells you that you specifically need this high of a dose

Taste-Overall6%

There is no taste or after taste

Size-Overall6%

These tablets are quite big

Side Effects6%

Belly Cramps

Vitamin B Complex return rate & reasons

Why buyers send it back, as a share of all return requests.

0.1%

Return rate

100%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Color
100%

Common Vitamin B Complex questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Vitamin B Complex 50/100 on Amazon United Kingdom — Worth a look. The niche generates £802K/yr across 19 tracked products. 0 of 2 products launched in the last 360 days are still selling. Search demand moved -15.0% over the last 90 days.
Search demand for Vitamin B Complex on Amazon United Kingdom is steady year-round — the busiest month runs 1.4× the quietest.