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
Flagged 3 of 40 ingredients: 1 prohibited, 1 restricted. Score capped: a prohibited (banned) substance is present.
Penalties alone would give 35, but a prohibited substance is present, so the score is capped at 15 — a genuine hazard isn’t diluted away by a long ingredient list.
Starts at 100; 38 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. The strict and lenient lenses read the same list and land 10 points apart. See what each one flags, and what it costs.
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
Robust36 of 40 characterized
Our sources have reference data on 36 of 40 listed ingredients; 4 are uncharacterized in our data — a gap, not a clean bill.
| Ingredient | What it does | Safety | Data |
|---|---|---|---|
| Waterantiplaqueskin conditioningsolvent | antiplaqueskin conditioningsolvent | No flags in our sources | Well-characterized |
| Prunus Amygdalus Dulcis Oilskin conditioning | skin conditioning | No flags in our sources | Well-characterized |
| Cyclopentasiloxaneemollienthair conditioningskin conditioning | emollienthair conditioningskin conditioning | Persistent / bioaccumulative· flagged by 1 of 9raters disagree | Referenced |
| Dimethiconeemollientantifoamingskin conditioning | emollientantifoamingskin conditioning | No flags in our sources | Well-characterized |
| Caprylic/Capric Triglycerideperfumingfragranceskin conditioning | perfumingfragranceskin conditioning | No flags in our sources | Well-characterized |
| Glyceryl Stearateemollientsurfactant - emulsifying | emollientsurfactant - emulsifying | No flags in our sources | Well-characterized |
| Peg-100 Stearatesurfactant - cleansing | surfactant - cleansing | No flags in our sources | Well-characterized |
| Cyclohexasiloxaneemollienthair conditioningskin conditioning | emollienthair conditioningskin conditioning | Persistent / bioaccumulative· flagged by 1 of 9raters disagree | Referenced |
| Cetearyl Alcoholemollientemulsion stabilisingopacifying | emollientemulsion stabilisingopacifying | No flags in our sources | Well-characterized |
| Stearic Acidfragrancecleansingemulsion stabilising | fragrancecleansingemulsion stabilising | No flags in our sources | Well-characterized |
| Methyl Gluceth-20humectantmoisturising | humectantmoisturising | No flags in our sources | CosIng-catalogued |
| Sodium Hyaluronatehumectantskin conditioning | humectantskin conditioning | No flags in our sources | Well-characterized |
| Thioctic Acidantioxidant | antioxidant | No flags in our sources | CosIng-catalogued |
| Camellia Sinensis Leaf Extractuv absorberfragranceantimicrobial | uv absorberfragranceantimicrobial | No flags in our sources | Well-characterized |
| Tocopheryl Acetateantioxidantskin conditioning | antioxidantskin conditioning | No flags in our sources | Well-characterized |
| Phytonadioneskin conditioning | skin conditioning | EU-prohibited· flagged by 2 of 9raters disagree | Referenced |
| Gynostemma Pentaphyllum Extractastringentskin conditioning | astringentskin conditioning | No flags in our sources | CosIng-catalogued |
| Panax Ginseng Root Extractemollienthair conditioningtonic | emollienthair conditioningtonic | No flags in our sources | CosIng-catalogued |
| Retinyl Palmitateskin conditioning | skin conditioning | Carcinogen-linked· flagged by 5 of 9raters disagree | Referenced |
| Allantoinsoothingskin conditioningskin protecting | soothingskin conditioningskin protecting | No flags in our sources | Well-characterized |
| Caprylyl Glycolemollientdeodoranthair conditioning | emollientdeodoranthair conditioning | No flags in our sources | Well-characterized |
| Butyrospermum Parkii | Not in our sources | No data | |
| Cucumis Sativus Fruit Extractemollientskin conditioning | emollientskin conditioning | No flags in our sources | CosIng-catalogued |
| Sodium Carboxymethyl Beta-Glucanbindingcleansingviscosity controlling | bindingcleansingviscosity controlling | No flags in our sources | CosIng-catalogued |
| Aloe Barbadensis Leaf Juiceskin conditioning | skin conditioning | IARC possible carcinogen (Group 2B)· flagged by 1 of 9raters disagree | Referenced |
| Tetrahexyldecyl Ascorbateantioxidantskin conditioning | antioxidantskin conditioning | No flags in our sources | CosIng-catalogued |
| Ascorbic Acidfragranceantioxidantbuffering | fragranceantioxidantbuffering | ANSES endocrine candidate· flagged by 1 of 9raters disagree | Referenced |
| Panthenolantistatichair conditioningskin conditioning | antistatichair conditioningskin conditioning | No flags in our sources | Well-characterized |
| Carbomeremulsion stabilisinggel formingviscosity controlling | emulsion stabilisinggel formingviscosity controlling | EU microplastics-restricted· flagged by 1 of 9raters disagree | Referenced |
| Glycerinperfuminghumectantdenaturant | perfuminghumectantdenaturant | No flags in our sources | Well-characterized |
| Disodium EDTAchelatingviscosity controlling | chelatingviscosity controlling | No flags in our sources | Well-characterized |
| Phenoxyethanolpreservativeantimicrobial | preservativeantimicrobial | Mild sensitizer for some· flagged by 1 of 9raters disagree | Referenced |
| Ethylhexylglycerindeodorantskin conditioning | deodorantskin conditioning | No flags in our sources | Well-characterized |
| Hexylene Glycolperfumingsurfactant - cleansingsurfactant - emulsifying | perfumingsurfactant - cleansingsurfactant - emulsifying | No flags in our sources | Well-characterized |
| Tromethaminefragrancebuffering | fragrancebuffering | No flags in our sources | CosIng-catalogued |
| Acacia Senegal Gumfragrancefilm forming | fragrancefilm forming | No flags in our sources | Well-characterized |
| Sucrosehumectantsoothingskin conditioning | humectantsoothingskin conditioning | No flags in our sources | Well-characterized |
| contains sweet almond oil | Not in our sources | No data | |
| a nut derivative | Not in our sources | No data | |
| contains shea butter | Not in our sources | No data |