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39

msg

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 66Growth 12Conversion 99Competition 12Returns 100Price range 0Avg price 14Brand share 0Review moat 50Quality gap 25

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Incredible18.8%

search→purchase rate — share of searches ending in a sale

Market size

Good£649K

£649K/yr · 692K searches

Review moat

Okay1,541.8

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Avg price

Bad£4.99

avg listing price — sweet spot $15–$100

Growth

Bad-25.5%

90-day search growth — must beat 0% to launch

Competition

Bad86%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Price range

Bad£2.93–£7.48

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon United Kingdom niche tracking, msg is a £649K/yr Amazon United Kingdom market (692K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan. Verdict: Skip it — 39/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

msg market data

Units sold / yr
125K–150K
avg 15,000–20,000/product
Revenue / yr
£624K–£749K
units × avg price
Conversion rate
18.8%
Avg BSR
#6
Page quality
0%
Prime
100%
Sponsored
90%
Out of stock
0.0%
Avg brand age
63 months
Avg seller age
161 days

Competition & brand share

The top 5 products capture 86% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 rising

Sellers

29

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

86%

Top 20: 100%

Open market

0%

  • The Worldwide Mint60%
  • Ajinomoto29%
  • CHIQUO7%
  • LOTUS BRAND4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -25.5% search growth over the last 90 days.
20K15KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 1.6×

Top msg search terms

  • msg390K/yr
  • msg for chinese food149K/yr
  • msg seasoning48K/yr
  • monosodium glutamate34K/yr
  • ajinomoto18K/yr
  • msg for cooking16K/yr
  • ajinomoto msg7K/yr
  • umami seasoning9K/yr
  • umami6K/yr
  • msg powder8K/yr
All search terms

Top msg products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%£65K20%£130K30%£195K40%£260K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 10 tracked products in this niche — three views at once, no toggling.

What buyers say about msg

What buyers praise and complain about, mined from review topics.

What buyers love

Taste-Overall20%

“Taste is very nice - definitely brings out the savoury flavour”

Flavor19%

“Enhances flavour”

Quality-Overall16%

“It's high quality and consistent too”

Value For Money12%

“Good price”

Advertised Vs Actual Product8%

“As advertised”

Ingredients-Overall4%

“The Secret Ingredient for Authentic Flavor”

Size-Overall2%

“great size”

Cooking Instructions2%

“its proved to be a really versatile addition for all sorts of cooking”

Salt Content2%

“It works well mixed with salt as a simple seasoning”

Ease Of Use2%

“easy to use”

What buyers complain about

Salt Content17%

“It was far too salty”

Nutritional Content10%

“Not suitable for coeliac's as is a may contain”

Flavor8%

“Didn't realise how much difference msg makes to the flavour”

Taste-Overall6%

“It tasted like cardboard and regret”

Value For Money6%

“cheaper”

Size-Overall3%

“The bag is large”

Functionality-Overall2%

“didn't really have the effect I wanted”

Powdered/Crumbled1%

“A light dusting fell over the bowl”

Color1%

“staring at a little red”

Ingredients-Overall0%

“It doesnt state what ingredient this MSG is from”

Common questions

Is msg profitable to sell on Amazon United Kingdom?
The niche generates £649K/yr across 10 tracked products. 90-day search growth is -25.5%. Flapen's verdict: Skip it (39/100).
How competitive is the msg niche?
4 brands and 29 sellers compete. The top 5 products take 86% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in msg?
Top complaints mined from reviews: Salt Content, Nutritional Content, Flavor. The return rate is 0.0%.
When does demand for msg peak?
Demand peaks in Jan; the busiest month runs 1.6× the quietest.
What does it cost to enter the msg niche?
Listings span £2.93–£7.48; the average listing price is £4.99 (sweet spot $15–$100). The average incumbent carries 1,542 reviews — the moat a new listing must climb.