Methylene Blue
FailDemand is soft, at -37.1% this quarter, so Methylene Blue is a Fail.
- Flapen Score
- 46 / 100Ranks 1,283 of 2,481 Beauty niches · −1 vs the category median of 4746
- Market size
- £271K/yr300K searches / yr
- 90-day growth
- -37.1%search demand this quarter
- Competition
- 84%top-5 click share · 9 brands · 77 sellers
Flapen Score
Methylene Blue against its category
The dotted line is the Beauty average. Past it, Methylene Blue is stronger. Inside it, weaker.
Market
The Methylene Blue market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Methylene Blue 300K times last year and spent an estimated £271K. The top 5 brands take 84% of clicks. Demand peaks in Jan–Feb–Mar. Flapen scores it 46 out of 100, a Fail.
01 · Demand
An estimated 3.7% of those searches ended in a purchase.
Shoppers searched for this 300K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 3.7% of those searches ended in a purchase. Searches in the last 90 days moved -37.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £271K a year.
- Searches, last 12 months
- 300K
- Growth, 90 days vs prior 90
- -37.1%
- Conversion, latest week
- 3.7%
- Market size, estimated
- £271Ka year
- Peak month
- March3.0× the quietest month
- Top search term
- methylene blue236K searches a year
02 · Price
A sale here is worth £24.24.
Listings sell for £24.24 on average, from £8.17 to £49.63. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 500 to 750 of them. At £24.24 that is £12K to £18K a year per listing.
- Average price
- £24.24inside the $15 to $100 sweet spot
- Price range
- £8.17–£49.63
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 10K–13K
- Units per listing a year
- 500–750
- Revenue per listing a year
- £12K–£18K
- Returns
- 0.7%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
67% of listings pay for placement with sponsored ads. 67% ship with Prime. On an average day, 52.9% of listings are out of stock. The average listing ranks #19,861 within Body. It carries 502 reviews at 4.47 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 67%
- Prime listings
- 67%
- Out of stock, average day
- 52.9%
- Average rank
- #19,861in Body
- Average rating
- 4.47 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 502per listing
- Listings tracked
- 9
04 · Newcomers
1 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 43 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 43 months
Products
Top Methylene Blue products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 21, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
5% Methylene blue Aqueous Solution Methylthioninium Chloride 120ml Glass bottle with pipette for Research & Analytical Use
- Price
- £25.10
- Rating
- 5.0/5
- Reviews
- 8
- Age
- 2mo ago

NT Labs Aquarium Methylene Blue Fish Medicine (100ml Treats 900L)
- Price
- £8.17
- Rating
- 4.6/5
- Reviews
- 244
- Age
- 1y ago

Methylene Blue 2% Solution - Pharmaceutical USP Grade Purity 99.99% No Formaldehyde Formula with Child Resistant Dropper - 50 mL (1.7 fl. oz.)
- Price
- £24.91
- Rating
- 4.2/5
- Reviews
- 31
- Age
- 2mo ago

CZTL Methylene Blue Powder - 1g
- Price
- £24.89
- Rating
- 4.5/5
- Reviews
- 69
- Age
- 5y ago

Methylene Blue Infused Whipped Grass Fed Beef Tallow Balm Anti-Aging Moisturizer Stretchmarks Rosacea Psoriasis Eczema Acne All skin types (1.7 oz)
- Price
- £18.91
- Rating
- 4.2/5
- Reviews
- 171
- Age
- 2y ago
Trending
estimated 90-day click momentum
5% Methylene blue Aqueous Solution Methylthioninium Chloride 120ml Glass bottle with pipette for Research & Analytical Use
- Price
- £25.10
- Rating
- 5.0/5
- Reviews
- 8
- Age
- 2mo ago

DMSO Dimethyl Sulfoxide 99.9% | Ph. Eur. 125ml in Amber Glass Bottle | Undiluted & Odourless | Made in United Kingdom by Dr Hash
- Price
- £14.05
- Rating
- 4.5/5
- Reviews
- 136
- Age
- 5y ago

Methylene Blue 2% Solution - Pharmaceutical USP Grade Purity 99.99% No Formaldehyde Formula with Child Resistant Dropper - 50 mL (1.7 fl. oz.)
- Price
- £24.91
- Rating
- 4.2/5
- Reviews
- 31
- Age
- 2mo ago

Methylene Blue Powder 6 Grams (USP Grade 99+%) - Prepare 600 mL 1% Solution
- Price
- £40.61
- Rating
- 4.2/5
- Reviews
- 107
- Age
- 3y ago

Kordon Methylene Blue Disease Preventative Safe for Freshwater & Saltwater Aquariums Prevents Fungal Infections & Treats Parasites Reduces Fish Stress 4-Ounces
- Price
- £11.93
- Rating
- 4.7/5
- Reviews
- 3,643
- Age
- 15y ago
Newest
by launch date
Methylene Blue 2% Solution - Pharmaceutical USP Grade Purity 99.99% No Formaldehyde Formula with Child Resistant Dropper - 50 mL (1.7 fl. oz.)
- Price
- £24.91
- Rating
- 4.2/5
- Reviews
- 31
- Age
- 2mo ago

5% Methylene blue Aqueous Solution Methylthioninium Chloride 120ml Glass bottle with pipette for Research & Analytical Use
- Price
- £25.10
- Rating
- 5.0/5
- Reviews
- 8
- Age
- 2mo ago

Methylene Blue
- Price
- £49.63
- Rating
- 4.3/5
- Reviews
- 106
- Age
- 1y ago

NT Labs Aquarium Methylene Blue Fish Medicine (100ml Treats 900L)
- Price
- £8.17
- Rating
- 4.6/5
- Reviews
- 244
- Age
- 1y ago

Methylene Blue Infused Whipped Grass Fed Beef Tallow Balm Anti-Aging Moisturizer Stretchmarks Rosacea Psoriasis Eczema Acne All skin types (1.7 oz)
- Price
- £18.91
- Rating
- 4.2/5
- Reviews
- 171
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 84% of clicks. A locked shelf that new listings rarely crack.
Brands
9 rising
Sellers
77
Est. top-5 brand share
84%
Top 20: 100%
Est. top-5 click share
84%
Top 20: 100%
Open market
11%
- LUMIN LIFE34%
- NT Labs19%
- 7 Labs14%
- CZTL9%
- AzulBotanicals7%
- Kordon6%
- Open — no brand owns it (3 brands, 11%)
Demand
Methylene Blue search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb, Mar · busiest ÷ quietest = 3.0×
Search terms
Top Methylene Blue search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- methylene blue236K/yr
- methylene blue for humans32K/yr
- methylene10K/yr
- methylene blue capsules10K/yr
- blue methylene5K/yr
- methylene blue pharmaceutical grade5K/yr
- methylene blue tablets2K/yr
Reviews and returns
What reviews say buyers love and hate about Methylene Blue
We read the reviews and the return reasons for every product selling here.
“One drop and it's useless”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Methylene Blue questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









