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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

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kosas — every product, every rater | Greenlens

K

kosas

172 products in the catalog

58Fair
avg. across 172 rated products · one axis, not the card composite: 167
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 Bronzer Highlighter 15 Brow Liner 21 Concealer 11 Eye Shadow 11 Foundation 48 Lip Balm 9 Lip Gloss 19 Makeup Eyes 18 Makeup Face 24 Makeup Lips 24

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Best overall Worst overall Most contested A–Z

96
kosas
AirBrow Clear Lifting Treatment Gel
ExcellentIngredient safety only
96
Data Robust · 14/14
4 raters · broadly agree
Weakest on Ingredient safety
Greenlens Precautionary ScreenIndependent100
Greenlens Ingredient ScanIndependent100
Greenlens Tolerance ScreenIndependent100
Health Canada Ingredient HotlistGovernment85

BrowPop Dual-Action Defining Pencil, Grey

kosas

BrowPop Dual-Action Defining Pencil, Grey

GoodIngredient safety only

75

raters split 65–95

Data Robust · 13/13

5 raters · split 65–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent90
ANSES Endocrine DisruptorsGovernment65
Greenlens Tolerance ScreenIndependent94
IARC MonographsGovernment82

BrowPop Dual-Action Defining Pencil, Black

kosas

BrowPop Dual-Action Defining Pencil, Black

GoodIngredient safety only

75

raters split 65–95

Data Robust · 13/13

5 raters · split 65–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent90
ANSES Endocrine DisruptorsGovernment65
Greenlens Tolerance ScreenIndependent94
IARC MonographsGovernment82

BrowPop Dual-Action Defining Pencil, Brown Black

kosas

BrowPop Dual-Action Defining Pencil, Brown Black

GoodIngredient safety only

75

raters split 65–95

Data Robust · 12/12

5 raters · split 65–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent90
ANSES Endocrine DisruptorsGovernment65
Greenlens Tolerance ScreenIndependent94
IARC MonographsGovernment82

BrowPop Dual-Action Defining Pencil, Honey Blonde

kosas

BrowPop Dual-Action Defining Pencil, Honey Blonde

GoodIngredient safety only

75

raters split 65–95

Data Robust · 13/13

5 raters · split 65–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
ANSES Endocrine DisruptorsGovernment65
Greenlens Ingredient ScanIndependent90
Greenlens Tolerance ScreenIndependent94
IARC MonographsGovernment82

BrowPop Dual-Action Defining Pencil, Medium Chocolate Brown

kosas

BrowPop Dual-Action Defining Pencil, Medium Chocolate Brown

GoodIngredient safety only

75

raters split 65–95

Data Robust · 12/12

5 raters · split 65–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent90
ANSES Endocrine DisruptorsGovernment65
Greenlens Tolerance ScreenIndependent94
IARC MonographsGovernment82

BrowPop Dual-Action Defining Pencil, Taupe

kosas

BrowPop Dual-Action Defining Pencil, Taupe

GoodIngredient safety only

75

raters split 65–95

Data Robust · 13/13

5 raters · split 65–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent90
ANSES Endocrine DisruptorsGovernment65
Greenlens Tolerance ScreenIndependent94
IARC MonographsGovernment82

BrowPop Dual-Action Defining Pencil, Medium Brown

kosas

BrowPop Dual-Action Defining Pencil, Medium Brown

GoodIngredient safety only

75

raters split 65–95

Data Robust · 13/13

5 raters · split 65–95 on ingredient safety

ANSES Endocrine DisruptorsGovernment65
Greenlens Ingredient ScanIndependent90
Greenlens Precautionary ScreenIndependent95
Greenlens Tolerance ScreenIndependent94
IARC MonographsGovernment82

BrowPop Dual-Action Defining Pencil, Auburn

kosas

BrowPop Dual-Action Defining Pencil, Auburn

GoodIngredient safety only

75

raters split 65–95

Data Robust · 13/13

5 raters · split 65–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent90
ANSES Endocrine DisruptorsGovernment65
Greenlens Tolerance ScreenIndependent94
IARC MonographsGovernment82

BrowPop Dual-Action Defining Pencil, Dark Brown

kosas

BrowPop Dual-Action Defining Pencil, Dark Brown

GoodIngredient safety only

75

raters split 65–95

Data Robust · 13/13

5 raters · split 65–95 on ingredient safety

ANSES Endocrine DisruptorsGovernment65
Greenlens Ingredient ScanIndependent90
Greenlens Precautionary ScreenIndependent95
Greenlens Tolerance ScreenIndependent94
IARC MonographsGovernment82

AirBrow Tinted Volumizing Treatment Gel, Grey

kosas

AirBrow Tinted Volumizing Treatment Gel, Grey

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent80
ANSES Endocrine DisruptorsGovernment45
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82

AirBrow Tinted Volumizing Treatment Gel, Taupe

kosas

AirBrow Tinted Volumizing Treatment Gel, Taupe

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
ANSES Endocrine DisruptorsGovernment45
Greenlens Ingredient ScanIndependent80
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82

AirBrow Tinted Volumizing Treatment Gel, Medium Chocolate Brown

kosas

AirBrow Tinted Volumizing Treatment Gel, Medium Chocolate Brown

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent80
ANSES Endocrine DisruptorsGovernment45
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82

Home Kosas Air Brow Tinted Gel, Medium Brown

kosas

Home Kosas Air Brow Tinted Gel, Medium Brown

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent80
ANSES Endocrine DisruptorsGovernment45
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82

AirBrow Tinted Volumizing Treatment Gel, Brown Black

kosas

AirBrow Tinted Volumizing Treatment Gel, Brown Black

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent80
ANSES Endocrine DisruptorsGovernment45
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82

AirBrow Tinted Volumizing Treatment Gel, Black

kosas

AirBrow Tinted Volumizing Treatment Gel, Black

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent80
ANSES Endocrine DisruptorsGovernment45
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82

AirBrow Tinted Volumizing Treatment Gel, Auburn

kosas

AirBrow Tinted Volumizing Treatment Gel, Auburn

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent80
ANSES Endocrine DisruptorsGovernment45
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82

AirBrow Tinted Volumizing Treatment Gel, Soft Brown

kosas

AirBrow Tinted Volumizing Treatment Gel, Soft Brown

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent80
ANSES Endocrine DisruptorsGovernment45
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82

AirBrow Tinted Volumizing Treatment Gel, Medium Brown

kosas

AirBrow Tinted Volumizing Treatment Gel, Medium Brown

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent80
ANSES Endocrine DisruptorsGovernment45
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82

AirBrow Tinted Volumizing Treatment Gel, Honey Blonde

kosas

AirBrow Tinted Volumizing Treatment Gel, Honey Blonde

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

ANSES Endocrine DisruptorsGovernment45
Greenlens Ingredient ScanIndependent80
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82
Greenlens Precautionary ScreenIndependent95
Greenlens Tolerance ScreenIndependent88

AirBrow Tinted Volumizing Treatment Gel, Dark Brown

kosas

AirBrow Tinted Volumizing Treatment Gel, Dark Brown

FairIngredient safety only

62

raters split 45–95

Data Robust · 32/32

6 raters · split 45–95 on ingredient safety

Greenlens Precautionary ScreenIndependent95
Greenlens Ingredient ScanIndependent80
ANSES Endocrine DisruptorsGovernment45
Greenlens Tolerance ScreenIndependent88
Health Canada Ingredient HotlistGovernment85
IARC MonographsGovernment82