Coverage & match quality
3 ratings · 2 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 33 ingredients.
Starts at 100; 33 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.
Data availability
Robust32 of 33 characterized
Our sources have reference data on 32 of 33 listed ingredients; 1 is uncharacterized in our data — a gap, not a clean bill.
| Ingredient | What it does | Safety | Data |
|---|---|---|---|
| water/eau | No flags in our sources | Well-characterized | |
| citrullus lanatus seed oilemollientskin conditioning | emollientskin conditioning | No flags in our sources | CosIng-catalogued |
| squalaneemollienthair conditioningrefatting | emollienthair conditioningrefatting | No flags in our sources | Well-characterized |
| trioleinskin conditioningviscosity controlling | skin conditioningviscosity controlling | No flags in our sources | CosIng-catalogued |
| glycerinperfuminghumectantdenaturant | perfuminghumectantdenaturant | No flags in our sources | Well-characterized |
| musa sapientum leaf/trunk extract | Not in our sources | No data | |
| cetearyl olivatehair conditioning | hair conditioning | No flags in our sources | Well-characterized |
| butyrospermum parkii butterskin conditioningviscosity controlling | skin conditioningviscosity controlling | No flags in our sources | Well-characterized |
| crambe abyssinica seed oil phytosterol estersfilm forminghair conditioningsurfactant - emulsifying | film forminghair conditioningsurfactant - emulsifying | No flags in our sources | CosIng-catalogued |
| glyceryl stearateemollientsurfactant - emulsifying | emollientsurfactant - emulsifying | No flags in our sources | Well-characterized |
| betainehumectantantistatichair conditioning | humectantantistatichair conditioning | No flags in our sources | Well-characterized |
| jojoba estersemollientmoisturisingsoothing | emollientmoisturisingsoothing | No flags in our sources | CosIng-catalogued |
| selaginella lepidophylla extractemollient | emollient | No flags in our sources | CosIng-catalogued |
| cetearyl alcoholemollientemulsion stabilisingopacifying | emollientemulsion stabilisingopacifying | No flags in our sources | Well-characterized |
| sorbitan olivatesurfactant - emulsifying | surfactant - emulsifying | No flags in our sources | Well-characterized |
| cetyl palmitatefragranceemollientskin conditioning | fragranceemollientskin conditioning | No flags in our sources | CosIng-catalogued |
| butylene glycolfragrancehumectantskin conditioning | fragrancehumectantskin conditioning | No flags in our sources | Well-characterized |
| sclerotium gumemulsion stabilisingskin conditioningviscosity controlling | emulsion stabilisingskin conditioningviscosity controlling | No flags in our sources | Well-characterized |
| palmitoyl tripeptide-1skin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| palmitoyl tetrapeptide-7skin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| sr-hydrozoan polypeptide-1uv filterfilm forminghumectant | uv filterfilm forminghumectant | No flags in our sources | CosIng-catalogued |
| tocopherolfragranceantioxidantskin conditioning | fragranceantioxidantskin conditioning | No flags in our sources | Well-characterized |
| salix alba bark extractastringenthair conditioningsoothing | astringenthair conditioningsoothing | No flags in our sources | CosIng-catalogued |
| genipa americana fruit extractskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| lactobacillus fermentskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| sorbitan palmitatesurfactant - emulsifying | surfactant - emulsifying | No flags in our sources | Well-characterized |
| sorbitan oleatesurfactant - emulsifying | surfactant - emulsifying | ANSES endocrine candidate· flagged by 1 of 9raters disagree | Referenced |
| sorbitan isostearatesurfactant - emulsifying | surfactant - emulsifying | No flags in our sources | CosIng-catalogued |
| hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymeremulsion stabilisingviscosity controlling | emulsion stabilisingviscosity controlling | No flags in our sources | CosIng-catalogued |
| sodium lactatehumectantbufferingkeratolytic | humectantbufferingkeratolytic | 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 |
| coco-glucosidecleansingfoamingsurfactant - cleansing | cleansingfoamingsurfactant - cleansing | No flags in our sources | Well-characterized |
| citric acidfragrancechelatingbuffering | fragrancechelatingbuffering | Health Canada Hotlist — restricted· flagged by 1 of 9raters disagree | Referenced |