Coverage & match quality
5 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 45 ingredients.
Starts at 100; 45 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 2 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.
Data availability
Robust43 of 45 characterized
Our sources have reference data on 43 of 45 listed ingredients; 2 are uncharacterized in our data — a gap, not a clean bill.
| Ingredient | What it does | Safety | Data |
|---|---|---|---|
| Titanium dioxide 3.7 | Not in our sources | No data | |
| Zinc oxide 10.5 | Not in our sources | No data | |
| Aqua/Water/Eau | No flags in our sources | Well-characterized | |
| C13-15 Alkanesolvent | solvent | Examined, no flag | Referenced |
| Caprylic/Capric Triglycerideperfumingfragranceskin conditioning | perfumingfragranceskin conditioning | No flags in our sources | Well-characterized |
| Butyloctyl Salicylatehair conditioningskin conditioningsolvent | hair conditioningskin conditioningsolvent | No flags in our sources | CosIng-catalogued |
| Polyglyceryl-3 Polyricinoleatesurfactant - emulsifyingviscosity controlling | surfactant - emulsifyingviscosity controlling | No flags in our sources | CosIng-catalogued |
| Squalaneemollienthair conditioningrefatting | emollienthair conditioningrefatting | No flags in our sources | Well-characterized |
| Coco-Caprylate/Caprateemollientskin conditioning | emollientskin conditioning | No flags in our sources | CosIng-catalogued |
| Disteardimonium Hectoritelight stabilizerviscosity controlling | light stabilizerviscosity controlling | No flags in our sources | CosIng-catalogued |
| Polyglyceryl-10 Dioleatesurfactant - emulsifying | surfactant - emulsifying | No flags in our sources | CosIng-catalogued |
| Polyhydroxystearic Acidsurfactant - emulsifying | surfactant - emulsifying | No flags in our sources | CosIng-catalogued |
| Cetyl Dimethiconeemollient | emollient | No flags in our sources | CosIng-catalogued |
| Glycerinperfuminghumectantdenaturant | perfuminghumectantdenaturant | No flags in our sources | Well-characterized |
| Phenoxyethanolpreservativeantimicrobial | preservativeantimicrobial | Mild sensitizer for some· flagged by 1 of 9raters disagree | Referenced |
| Propanediolsolventviscosity controlling | solventviscosity controlling | No flags in our sources | Well-characterized |
| Stearic Acidfragrancecleansingemulsion stabilising | fragrancecleansingemulsion stabilising | No flags in our sources | Well-characterized |
| Styrene/Acrylates Copolymerfilm formingopacifying | film formingopacifying | EU microplastics-restricted· flagged by 1 of 9raters disagree | Referenced |
| Tocopheryl Acetateantioxidantskin conditioning | antioxidantskin conditioning | No flags in our sources | Well-characterized |
| Acetyl Zingeroneantioxidantchelatingskin protecting | antioxidantchelatingskin protecting | No flags in our sources | CosIng-catalogued |
| Hydrated Silicaabrasiveabsorbentanticaking | abrasiveabsorbentanticaking | No flags in our sources | Well-characterized |
| Aluminaabrasiveabsorbentanticaking | abrasiveabsorbentanticaking | No flags in our sources | CosIng-catalogued |
| Ethylhexylglycerindeodorantskin conditioning | deodorantskin conditioning | No flags in our sources | Well-characterized |
| Allantoinsoothingskin conditioningskin protecting | soothingskin conditioningskin protecting | No flags in our sources | Well-characterized |
| Phosphatidylcholinesurfactant - emulsifyingskin conditioning | surfactant - emulsifyingskin conditioning | No flags in our sources | Well-characterized |
| Mannitolfragrancehumectantbinding | fragrancehumectantbinding | No flags in our sources | CosIng-catalogued |
| Vanilla Planifolia Fruit Extractsmoothingskin conditioningskin protecting | smoothingskin conditioningskin protecting | No flags in our sources | CosIng-catalogued |
| Enteromorpha Compressa Extractskin protecting | skin protecting | No flags in our sources | CosIng-catalogued |
| Triethoxycaprylylsilanebinding | binding | No flags in our sources | CosIng-catalogued |
| Methyl Propanediolsolvent | solvent | No flags in our sources | CosIng-catalogued |
| Ectoinskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Camellia Sinensis Leaf Extractuv absorberfragranceantimicrobial | uv absorberfragranceantimicrobial | No flags in our sources | Well-characterized |
| Silybum Marianum Fruit Extractskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Ocimum Sanctum Leaf Extractskin conditioning | skin conditioning | No flags in our sources | CosIng-catalogued |
| Caprylylglycolemollientdeodoranthair conditioning | emollientdeodoranthair conditioning | No flags in our sources | Well-characterized |
| Palmitic Acidemollientsurfactant - emulsifying | emollientsurfactant - emulsifying | No flags in our sources | Well-characterized |
| Haematococcus Pluvialis Extractantioxidant | antioxidant | No flags in our sources | CosIng-catalogued |
| Sodium Benzoatepreservativefragranceanticorrosive | preservativefragranceanticorrosive | No flags in our sources | Well-characterized |
| Potassium Sorbatepreservativefragrance | preservativefragrance | No flags in our sources | Well-characterized |
| Tetrahexyldecyl Ascorbateantioxidantskin conditioning | antioxidantskin conditioning | No flags in our sources | CosIng-catalogued |
| Panthenolantistatichair conditioningskin conditioning | antistatichair conditioningskin conditioning | No flags in our sources | Well-characterized |
| Tocopherolfragranceantioxidantskin conditioning | fragranceantioxidantskin conditioning | No flags in our sources | Well-characterized |
| Citric Acidfragrancechelatingbuffering | fragrancechelatingbuffering | Health Canada Hotlist — restricted· flagged by 1 of 9raters disagree | Referenced |
| Phenylpropanolperfumingfragrancesolvent | perfumingfragrancesolvent | No flags in our sources | Well-characterized |
| Magnesium Oxideabsorbentbufferingopacifying | absorbentbufferingopacifying | No flags in our sources | Well-characterized |