Vegan

E900a is classified as vegan by the local ingredient taxonomy.

Names you may see on a label

PolydiméthylsiloxaneDiméthiconeDiméthylpolysiloxanefluide de siliconeshuile de siliconesAmodimétichoneDiméticoneDimétichoneAmodiméthiconePMDSDiméthyl-polysiloxaneDimetyylipolysiloksaaniPolydimetyylisiloksaaniDimetyylipolysiloksaaniaPolydimetyylisiloksaaniaDimethylpolysiloxansilikonový olejAmodimethiconePolydimethylsiloxanSiliconeBaysilonDimeticonDimetilpolisilossanoPolidimetilsilossanofluido di siliconeolio di siliconePDMSDimethylpolysiloxaanPolydimethylsiloxaansiliconenvloeistof

How to verify it

Check that the name refers to this exact ingredient and not a similar additive with a different source.