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Fiber

a small market ($5K/yr) — Fiber doesn't clear our bar today.

Flapen Score

36
Skip it

Ranks 102 of 198 Health, Household and Personal Care niches · −1 vs the category median of 37

Market size 1Growth 24Conversion 55Competition 20Returns 100Price range 89Avg price 95Brand share 15Review moat 23Quality gap 24
This niche Category average · 198 niches

Is Fiber profitable on Amazon?

According to Flapen's Amazon Singapore niche tracking, Fiber is a $5K/yr Amazon Singapore market (3K searches/yr). The top 5 brands hold 94% of demand. Verdict: Skip it — 36/100.

Fiber: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -3.0% over the last 90 days and 4.6% of searches end in a purchase.

$5K

revenue / yr

Units sold / yr250
Search volume / yr-3.0%3K
Conversion rate4.6%
Avg price$31.42

Who owns the niche?

The top 5 brands hold 94% of demand, so 6% of the market is open.

6%

open market share

Brands · sellers6 · 17
Top-5 product click share77%
Open market6%
Avg brand age104 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 · 10 products

Sponsored placement20%
New entrants (1y)0· 0 succeeded
Avg rating4.6★
Avg reviews7,167

Top Fiber 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 capture 77% of clicks — a locked-up shelf that new listings rarely crack.

$0$506$1K$2K$2K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

6 falling

Sellers

17

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

77%

Top 20: 100%

Open market

0%

  • Now Foods41%
  • Fybogel18%
  • Swanson13%
  • Metamucil12%
  • VITAFUSION10%
  • THORNE6%

Fiber demand & seasonality

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

Volume3KCVR4.6%Products10Brands6Top 5 Brands94%OOS Rate4.8%Rating4.6★Reviews7,167Avg BSR#65
12575Spike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.6×

Top Fiber search terms shoppers use

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

  • fiber2K/yr
  • fiber supplement1K/yr
  • fibre757/yr

What reviews say buyers love and hate about Fiber

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

What buyers love

100% of reviews
Value For Money100%

Good deal

Common Fiber questions

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

Flapen scores Fiber 36/100 on Amazon Singapore — Skip it. The niche generates $5K/yr across 10 tracked products. Search demand moved -3.0% over the last 90 days.
Search demand for Fiber on Amazon Singapore is steady year-round — the busiest month runs 1.6× the quietest.