Coverage & match quality
2 ratings · 1 of 4 axes
no black box
We don't rate products ourselves. We collect what each public rater already says, put every scale on common ground, and keep the disagreements visible instead of averaging them away.
Collect each rater's own score
Every source keeps its native verdict for this product. We never invent a score for an axis a source didn't measure.
Normalize to 0–100, higher = better
Raters can use different scales and directions: some where a low number means safe, some where a high one does. We map them all onto one 0–100 axis and flip the ones that run backwards so the numbers are finally comparable.
Average per axis, but keep the spread
Scores on the same axis become one representative number (their mean). When raters split by 20+ points we flag it and keep every rater's number. A disagreement is never blended into silence.
Your weights make the overall
The ring is the weighted average of the four pillars using your weights. It's computed fresh every time and never stored, so there's no hidden “objective” default.
worked example · Ingredient safety
Greenlens Ingredient Scan
Independent · EU regulatory reference
No EU-regulated hazards recognized among 31 ingredients.
Starts at 100; 31 other ingredients carried no recognized regulated hazard. Absence of a flag means no regulated hazard was recognized — not proof of safety. This is one lens; see where raters disagree above.
Why this score
Every ingredient, under all three lenses
The Scan is one opinion. See how the strict and lenient lenses read the same list, ingredient by ingredient.
Tune your weights
composite recomputes live
+No rater covers this axis for this product, so its weight can't move the score.
No rater covers this axis for this product, so its weight can't move the score.
No rater covers this axis for this product, so its weight can't move the score.
Data availability
Robust29 of 31 characterized
Our sources have reference data on 29 of 31 listed ingredients; 2 are uncharacterized in our data — a gap, not a clean bill.
| Ingredient | What it does | Safety | Data |
|---|---|---|---|
| Ricinus Communis Seed Oilperfumingfragranceskin conditioning | perfumingfragranceskin conditioning | No flags in our sources | Well-characterized |
| Ethylhexyl Hydroxystearateemollient | emollient | No flags in our sources | CosIng-catalogued |
| Cera Albaperfumingfilm formingemollient | perfumingfilm formingemollient | No flags in our sources | Well-characterized |
| Sucrose Acetate Isobutyratefilm formingplasticiser | film formingplasticiser | No flags in our sources | CosIng-catalogued |
| Kaolincolorantabrasiveabsorbent | colorantabrasiveabsorbent | No flags in our sources | Well-characterized |
| Candelilla Cera Wax) | Not in our sources | No data | |
| Hydrogenated Castor Oilemollientsurfactant - cleansingsurfactant - emulsifying | emollientsurfactant - cleansingsurfactant - emulsifying | No flags in our sources | Well-characterized |
| Cera Carnauba Wax) | Not in our sources | No data | |
| Theobroma Cacao Seed Butterfragranceemollientskin conditioning | fragranceemollientskin conditioning | No flags in our sources | Well-characterized |
| Disteardimonium Hectoritelight stabilizerviscosity controlling | light stabilizerviscosity controlling | No flags in our sources | CosIng-catalogued |
| Silicaabrasiveabsorbentanticaking | abrasiveabsorbentanticaking | No flags in our sources | Well-characterized |
| Tocopherolfragranceantioxidantskin conditioning | fragranceantioxidantskin conditioning | No flags in our sources | Well-characterized |
| Isostearyl Palmitateemollientbindingskin conditioning | emollientbindingskin conditioning | No flags in our sources | CosIng-catalogued |
| Butyrospermum Parkii Butterskin conditioningviscosity controlling | skin conditioningviscosity controlling | No flags in our sources | Well-characterized |
| Cetyl Alcoholfragranceemollientemulsion stabilising | fragranceemollientemulsion stabilising | No flags in our sources | Well-characterized |
| Simmondsia Chinensis Seed Oilemollienthair conditioningskin conditioning | emollienthair conditioningskin conditioning | No flags in our sources | Well-characterized |
| Hypericum Perforatum Extractfragranceantimicrobialastringent | fragranceantimicrobialastringent | No flags in our sources | CosIng-catalogued |
| Equisetum Arvense Extractemollientastringentsoothing | emollientastringentsoothing | No flags in our sources | CosIng-catalogued |
| Calendula Officinalis Extractskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Hemidesmus Indicus Root Extractskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Curcuma Longa Leaf Extractskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Withania Somnifera Root Powderskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Glycyrrhiza Glabra Leaf Extractskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Olea Europaea Leaf Extractperfumingskin conditioning | perfumingskin conditioning | No flags in our sources | Well-characterized |
| Lecithinemollientantistaticsurfactant - emulsifying | emollientantistaticsurfactant - emulsifying | No flags in our sources | Well-characterized |
| Propanediolsolventviscosity controlling | solventviscosity controlling | No flags in our sources | Well-characterized |
| Pentylene glycolskin conditioningsolvent | skin conditioningsolvent | No flags in our sources | Well-characterized |
| Oryza Sativa Bran Waxskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Propylene Carbonatesolventviscosity controlling | solventviscosity controlling | No flags in our sources | Well-characterized |
| Limnanthes Alba Seed Oilskin conditioning | skin conditioning | No flags in our sources | Well-characterized |
| Mauritia Flexuosa Fruit Oilskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |