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 43 ingredients.
Starts at 100; 43 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
Robust42 of 43 characterized
Our sources have reference data on 42 of 43 listed ingredients; 1 is uncharacterized in our data — a gap, not a clean bill.
| Ingredient | What it does | Safety | Data |
|---|---|---|---|
| Aqua/Water/Eau | No flags in our sources | Well-characterized | |
| Cetearyl Alcoholemollientemulsion stabilisingopacifying | emollientemulsion stabilisingopacifying | No flags in our sources | Well-characterized |
| Glycerinperfuminghumectantdenaturant | perfuminghumectantdenaturant | No flags in our sources | Well-characterized |
| Cocos Nucifera Oilperfumingfragrancehair conditioning | perfumingfragrancehair conditioning | No flags in our sources | Well-characterized |
| Aloe Barbadensis Leaf Juiceskin conditioning | skin conditioning | IARC possible carcinogen (Group 2B)· flagged by 1 of 9raters disagree | Referenced |
| Caprylic/Capric Triglycerideperfumingfragranceskin conditioning | perfumingfragranceskin conditioning | No flags in our sources | Well-characterized |
| Behentrimonium Methosulfateantistatichair conditioningsurfactant - cleansing | antistatichair conditioningsurfactant - cleansing | No flags in our sources | CosIng-catalogued |
| Rosmarinus Officinalis Leaf Oilfragranceskin conditioning | fragranceskin conditioning | No flags in our sources | CosIng-catalogued |
| Rosmarinus Officinalis Leaf Waterfragrance | fragrance | No flags in our sources | CosIng-catalogued |
| Rosmarinus Officinalis Leaf Extractfragranceantimicrobialskin conditioning | fragranceantimicrobialskin conditioning | No flags in our sources | CosIng-catalogued |
| Hydrolyzed Jojoba Proteinhair conditioningskin conditioning | hair conditioningskin conditioning | No flags in our sources | CosIng-catalogued |
| Hydrolyzed Rice Proteinantistatichair conditioningskin conditioning | antistatichair conditioningskin conditioning | No flags in our sources | CosIng-catalogued |
| Hydrolyzed Pea Proteinemollientantistatichair conditioning | emollientantistatichair conditioning | No flags in our sources | CosIng-catalogued |
| Hydrolyzed Quinoaskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Hydrolyzed Vegetable Proteinantistatichair conditioningskin conditioning | antistatichair conditioningskin conditioning | No flags in our sources | CosIng-catalogued |
| Ceramide APhair conditioningskin conditioning | hair conditioningskin conditioning | No flags in our sources | CosIng-catalogued |
| Ceramide AGhumectanthair conditioningskin conditioning | humectanthair conditioningskin conditioning | No flags in our sources | CosIng-catalogued |
| Ceramide EOPhair conditioningskin conditioning | hair conditioningskin conditioning | No flags in our sources | CosIng-catalogued |
| Ceramide NPhair conditioningskin conditioning | hair conditioningskin conditioning | No flags in our sources | CosIng-catalogued |
| Ceramide NGskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Tocopherolfragranceantioxidantskin conditioning | fragranceantioxidantskin conditioning | No flags in our sources | Well-characterized |
| Linoleic Acidemollientantistaticcleansing | emollientantistaticcleansing | No flags in our sources | Well-characterized |
| Linolenic Acidperfumingemollientantistatic | perfumingemollientantistatic | No flags in our sources | Well-characterized |
| Acetyl Tetrapeptide-3skin protecting | skin protecting | No flags in our sources | CosIng-catalogued |
| Butylene Glycolfragrancehumectantskin conditioning | fragrancehumectantskin conditioning | No flags in our sources | Well-characterized |
| Cholesterolemollientlight stabilizersurfactant - emulsifying | emollientlight stabilizersurfactant - emulsifying | No flags in our sources | CosIng-catalogued |
| Trifolium Pratense Flower Extractfragranceastringent | fragranceastringent | No flags in our sources | CosIng-catalogued |
| Persea Gratissima Oilskin conditioning | skin conditioning | No flags in our sources | Well-characterized |
| Sodium Hyaluronatehumectantskin conditioning | humectantskin conditioning | No flags in our sources | Well-characterized |
| Niacinamidesmoothing | smoothing | No flags in our sources | Well-characterized |
| Panthenolantistatichair conditioningskin conditioning | antistatichair conditioningskin conditioning | No flags in our sources | Well-characterized |
| Hydrogenated Lecithinsurfactant - emulsifyingskin conditioning | surfactant - emulsifyingskin conditioning | No flags in our sources | CosIng-catalogued |
| Sucrose Distearateemollientsurfactant - cleansingsurfactant - emulsifying | emollientsurfactant - cleansingsurfactant - emulsifying | No flags in our sources | CosIng-catalogued |
| Glyceryl Stearateemollientsurfactant - emulsifying | emollientsurfactant - emulsifying | No flags in our sources | Well-characterized |
| Palmitic Acidemollientsurfactant - emulsifying | emollientsurfactant - emulsifying | No flags in our sources | Well-characterized |
| Oleic Acidemollientsurfactant - emulsifying | emollientsurfactant - emulsifying | No flags in our sources | Well-characterized |
| Dextranbindingviscosity controlling | bindingviscosity controlling | No flags in our sources | CosIng-catalogued |
| Citrus Aurantium Peel Oil | Not in our sources | No data | |
| Dipropylene Glycolperfumingfragrancesolvent | perfumingfragrancesolvent | No flags in our sources | Well-characterized |
| Potassium Sorbatepreservativefragrance | preservativefragrance | No flags in our sources | Well-characterized |
| Sodium Benzoatepreservativefragranceanticorrosive | preservativefragranceanticorrosive | No flags in our sources | Well-characterized |
| Citric Acidfragrancechelatingbuffering | fragrancechelatingbuffering | Health Canada Hotlist — restricted· flagged by 1 of 9raters disagree | Referenced |
| Caprylhydroxamic Acidchelating | chelating | No flags in our sources | CosIng-catalogued |