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Magnesium Bath Salts

soft demand (-36.3% this quarter) — Magnesium Bath Salts doesn't clear our bar today.

Flapen Score

37
Skip it

Ranks 2,208 of 2,481 Beauty niches · −10 vs the category median of 47

Market size 41Growth 7Conversion 95Competition 17Returns 100Price range 32Avg price 21Brand share 9Review moat 41Quality gap 21
This niche Category average · 2,481 niches

Is Magnesium Bath Salts profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Magnesium Bath Salts is a £210K/yr Amazon United Kingdom market (220K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan. Verdict: Skip it — 37/100.

Magnesium Bath Salts: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -36.3% over the last 90 days and 12.6% of searches end in a purchase.

£210K

revenue / yr

Units sold / yr40K
Search volume / yr-36.3%220K
Conversion rate12.6%
Avg price£7.61

Who owns the niche?

The top 5 brands hold 97% of demand, so 3% of the market is open.

3%

open market share

Brands · sellers6 · 48
Top-5 product click share79%
Open market3%
Avg brand age63 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.7★ — the gap to enter on.

0/100

page quality · 10 products

Sponsored placement100%
New entrants (1y)0· 0 succeeded
Avg rating4.7★
Avg reviews2,373

Top Magnesium Bath Salts 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 79% of clicks — a locked-up shelf that new listings rarely crack.

£0£21K£42K£63K£84K1001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

6 falling

Sellers

48

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

79%

Top 20: 100%

Open market

0%

  • Westlab39%
  • BetterYou35%
  • The Intelligent Health10%
  • Hexeal9%
  • Grow Chem5%
  • ELYSIUM SPA3%

Magnesium Bath Salts demand & seasonality

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

Volume220KCVR12.6%Products10Brands6Top 5 Brands97%OOS Rate0.0%Rating4.7★Reviews2,373Avg BSR#32
9K7KSpike '25Black Friday '25Holiday '25SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 1.9×

Top Magnesium Bath Salts search terms shoppers use

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

  • magnesium bath salts63K/yr
  • magnesium flakes39K/yr
  • magnesium salts for bath22K/yr
  • magnesium flakes for bath22K/yr
  • magnesium salts14K/yr
  • magnesium chloride flakes11K/yr
  • magnesium bath13K/yr
  • magnesium bath flakes11K/yr
  • magnesium salt5K/yr
  • magnesium bath salts muscle soak5K/yr

What reviews say buyers love and hate about Magnesium Bath Salts

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

What buyers love

76% of reviews
Quality-Overall19%

Great product very pleased with purchase

Salt Content11%

the salts are clean

Value For Money10%

Worth the

Muscle Pain Relief7%

Helps with muscle soreness

Advertised Vs Actual Product6%

As described

What buyers complain about

68% of reviews
Value For Money16%

too expensive

Salt Content11%

Its Epsom salt

Sleep Quality11%

so sleep doesnt come easy for me

Pain Relief-Overall9%

my feet ache so much

Weight Heavy5%

very heavy bag

Magnesium Bath Salts return rate & reasons

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

0.0%

Return rate

3%

Fixable by listing

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

1Leak-Proof
35%
2Salt Content
23%
3Magnesium
13%
4Moist/Dry
7%
5Contamination
7%

Common Magnesium Bath Salts questions

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

Flapen scores Magnesium Bath Salts 37/100 on Amazon United Kingdom — Skip it. The niche generates £210K/yr across 10 tracked products. Search demand moved -36.3% over the last 90 days.
Search demand for Magnesium Bath Salts on Amazon United Kingdom peaks in Jan, where the busiest month runs 1.9× the quietest.