C

Is Butter London PFAS-free?

Across 11 graded products, Butter London averages C (70/100). On disclosure, the brand says nothing publicly about PFAS. 8 of its products grade C or better. Grades are model-based estimates, not lab results.

Worth buying from Butter London C or better, safest first

Butter London Cakes & Cuppas 6-Piece Nail Lacquer Set

Butter London

Cakes & Cuppas 6-Piece Nail Lacquer Set

Nail lacquer (solvent-based or water-based polish)

C
F
PFASAll
C · Moderate4 flags

Lower PFAS concern; typical nail lacquer formulation unlikely to contain PFAS, but brand provides no transparency.

Risky category by default

Seasons Everything 6-Piece PC21X Nail Lacquer Set

Butter London

Seasons Everything 6-Piece PC21X Nail Lacquer Set

Nail lacquer (nitrocellulose-based polish)

C
F
PFASAll
C · Moderate4 flags

Lower PFAS concern for nail polish; no known industry drivers for forever chemicals in this format.

Risky category by default

Butter London Ice Princess Mini Nail Lacquer Set

Butter London

Ice Princess Mini Nail Lacquer Set

Nitrocellulose, resins, and pigments (standard nail lacquer)

C
F
PFASAll
C · Moderate4 flags

Lower concern, standard nail polish formulation with no known PFAS triggers, but brand transparency absent.

Risky category by default

Butter London Imperial Crown Patent Shine Nail Lacquer Set

Butter London

Imperial Crown Patent Shine Nail Lacquer Set

Nitrocellulose, plasticizers, resins, pigments (typical nail lacquer)

C
F
PFASAll
C · Moderate4 flags

Lower concern for PFAS; nail polish is not a typical PFAS-use category, but brand offers no transparency.

Risky category by default

butter LONDON Nail Blush Restorative Treatment

Butter London

Nail Blush Restorative Treatment

nail polish/treatment lacquer (typical resin/film-forming base)

C
F
PFASAll
C · Moderate5 flags

Lower PFAS concern typical of standard nail lacquers; no red flags identified, but no transparency either.

Risky category by default

Butter London Nail Foundation Priming Basecoat

Butter London

Nail Foundation Priming Basecoat

Nail polish basecoat (typical acrylics, resins, solvents)

C
D
PFASAll
C · Moderate2 flags

Lower concern; standard nail polish basecoat with no known PFAS-prone features, but brand discloses nothing.

Risky category by default

Butter London Mini Nail Lacquer Set

Butter London

Mini Nail Lacquer Set

nail lacquer, organic pigments and resins

C
F
PFASAll
C · Moderate3 flags

Lower concern. Standard nail polish has minimal PFAS risk.

Risky category by default

Butter London Royal Quartet 4-Pc. Limited Edition Nail Lacquer Set

Butter London

Royal Quartet 4-Pc. Limited Edition Nail Lacquer Set

nail lacquer, organic solvents and resins

C
F
PFASAll
C · Moderate4 flags

Nail polish has low PFAS risk; no known connection to PFAS chemicals.

Risky category by default

Graded and flagged D and F, we’d swap these

Butter London Patent Shine 10X Nail Lacquer

Butter London

Patent Shine 10X Nail Lacquer

nail lacquer (film-forming resins, solvents, pigments)

D
D · Elevated

Skip until brand discloses PFAS status; nail lacquers rarely need PFAS but opacity is a red flag.

Risky category by default

butter LONDON Pure Color 21X Nail Lacquer

Butter London

Pure Color 21X Nail Lacquer

Organic solvent-based nail lacquer (typical formulation)

D
D · Elevated

No public PFAS risk data; nail lacquers rarely contain PFAS, but Butter London makes no disclosure, skip only if PFAS-free verification matters to you.

Risky category by default

Butter London Hardwear Shine UV Topcoat

Butter London

Hardwear Shine UV Topcoat

UV-curable gel topcoat, formula not publicly disclosed

F
F
PFASAll
F · High PFAS4 flags

No PFAS data available. Limited transparency on formula.

Undisclosed proprietary coating

Every grade uses the same public rubric. How grades work →