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Every public rating on one cosmetic, the places they disagree kept visible, and a single score whose weighting you control.

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We never blend a score that hides who disagrees. Funding model travels with every rating. Weights are computed at read time and never stored.

Cosmetics only · lead with safetyProduct data from public sources incl. Open Beauty Facts & EWG Skin Deep · their ratings never scraped or shown

As an Amazon Associate, Greenlens earns from qualifying purchases. Affiliate income never changes a rating or ranking.Privacy Terms

Bleach London — every product, every rater | Greenlens

Catalog/Bleach London

BL

Bleach London

32 products in the catalog

50Poor
avg. across 32 rated products · one axis, not the card composite: 32
products the raters split on

The average covers the ingredient-safety axis only, computed live from each product's raters — never a blended or stored brand score. Open a product to weight the axes yourself.

All products Hair Color And Bleaching 21 Shampoo 6 Styling 21

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Best overall Worst overall Most contested A–Z

70
Bleach London
Vivid Red Permanent Kit
FairOverall · your weights
5188
raters split 42–82
Data Robust · 16/17
6 raters · split 42–82 on ingredient safety
EU Harmonised Classification (CLP Annex VI)Government70
Greenlens Precautionary ScreenIndependent42
ANSES Endocrine DisruptorsGovernment60
Greenlens Ingredient ScanIndependent46
Greenlens Tolerance ScreenIndependent82
Open Beauty Facts CertificationsNonprofit88

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Rose Conditioner

Bleach London

Rose Conditioner

FairOverall · your weights

4888

raters split 38–85

Data Robust · 20/20

5 raters · split 38–85 on ingredient safety

Greenlens Precautionary ScreenIndependent42
Greenlens Ingredient ScanIndependent38
Greenlens Tolerance ScreenIndependent70
Health Canada Ingredient HotlistGovernment85
Open Beauty Facts CertificationsNonprofit88

Violet Skies Super Cool Colour

Bleach London

Violet Skies Super Cool Colour

FairOverall · your weights

4588

raters split 29–85

Data Robust · 16/16

7 raters · split 29–85 on ingredient safety

EU Harmonised Classification (CLP Annex VI)Government80
Greenlens Precautionary ScreenIndependent42
ANSES Endocrine DisruptorsGovernment60
Greenlens Ingredient ScanIndependent29
Greenlens Tolerance ScreenIndependent70
Health Canada Ingredient HotlistGovernment85
Open Beauty Facts CertificationsNonprofit88

Purple Reincarnation Mask

Bleach London

Purple Reincarnation Mask

FairOverall · your weights

4488

raters split 29–85

Data Robust · 31/31

7 raters · split 29–85 on ingredient safety

EU Harmonised Classification (CLP Annex VI)Government70
Greenlens Precautionary ScreenIndependent42
ANSES Endocrine DisruptorsGovernment60
Greenlens Ingredient ScanIndependent29
Greenlens Tolerance ScreenIndependent70
Health Canada Ingredient HotlistGovernment85
Open Beauty Facts CertificationsNonprofit88

Curious Orange Super Cool Colour

Bleach London

Curious Orange Super Cool Colour

FairOverall · your weights

4088

raters split 25–90

Data Robust · 19/19

5 raters · split 25–90 on ingredient safety

EU Harmonised Classification (CLP Annex VI)Government90
Greenlens Ingredient ScanIndependent25
Greenlens Precautionary ScreenIndependent42
Greenlens Tolerance ScreenIndependent64
Open Beauty Facts CertificationsNonprofit88

White Heat Super Cool Colour

Bleach London

White Heat Super Cool Colour

FairOverall · your weights

3988

raters split 20–90

Data Robust · 28/28

6 raters · split 20–90 on ingredient safety

Health Canada Ingredient HotlistGovernment70
Greenlens Ingredient ScanIndependent38
EU Harmonised Classification (CLP Annex VI)Government90
Greenlens Precautionary ScreenIndependent20
Greenlens Tolerance ScreenIndependent70
Open Beauty Facts CertificationsNonprofit88

Copper Toner Kit, Semi-Permanent Toner, Fiery Ginger

Bleach London

Copper Toner Kit, Semi-Permanent Toner, Fiery Ginger

FairOverall · your weights

129088

raters split 0–82

Data Robust · 71/77

9 raters · split 0–82 on ingredient safety

EU Harmonised Classification (CLP Annex VI)Government10
Greenlens Ingredient ScanIndependent0
IARC MonographsGovernment82
Greenlens Precautionary ScreenIndependent42
ANSES Endocrine DisruptorsGovernment0
Greenlens Tolerance ScreenIndependent0
Health Canada Ingredient HotlistGovernment40
EU Microplastics RestrictionGovernment90
Open Beauty Facts CertificationsNonprofit88

Toner Kit, Soft Semi-Permanent Toner, Pearlescent

Bleach London

Toner Kit, Soft Semi-Permanent Toner, Pearlescent

FairOverall · your weights

129088

raters split 0–82

Data Robust · 68/74

9 raters · split 0–82 on ingredient safety

EU Harmonised Classification (CLP Annex VI)Government10
Greenlens Precautionary ScreenIndependent42
IARC MonographsGovernment82
ANSES Endocrine DisruptorsGovernment0
Greenlens Ingredient ScanIndependent0
Greenlens Tolerance ScreenIndependent0
Health Canada Ingredient HotlistGovernment40
EU Microplastics RestrictionGovernment90
Open Beauty Facts CertificationsNonprofit88