Is M·A·CStack Volumizing Mascara by M•A•C safe?

M·A·CStack Volumizing Mascara is rated STOP by Million Marker due to ingredients with known health concerns. We recommend considering safer alternatives.

What harmful chemicals does M·A·CStack Volumizing Mascara avoid?

Million Marker evaluates products for harmful chemicals including BPA, phthalates, parabens, PFAS, flame retardants, and other endocrine-disrupting compounds. M·A·CStack Volumizing Mascara has been analyzed and rated STOP based on its ingredient profile.

Where can I buy M·A·CStack Volumizing Mascara?

You can purchase M·A·CStack Volumizing Mascara directly from M•A•C or search online retailers for the best prices and availability.

How does Million Marker rate Cosmetics?

Million Marker rates Cosmetics and other products on a GO/SLOW/STOP scale based on ingredient safety analysis. GO products are the safest choices, SLOW products have moderate concerns, and STOP products contain ingredients we recommend avoiding.

Products are split into three levels based on ingredient labels

Best choice

SLOW

Contains ingredients with possible health concerns

STOP

Contains harmful ingredients

STOP

M•A•C

M·A·CStack Volumizing Mascara

Last verified: May 6, 2026

Water\Aqua\Eau
Silica
Stearic Acid
Glyceryl Stearate
Synthetic Beeswax
Paraffin
Polyisobutene
Kaolin
Acrylates/Ethylhexyl Acrylate Copolymer
Aminomethyl Propanediol
Copernicia Cerifera (Carnauba) Wax\ Copernicia Cerifera Cera \Cire De Carnauba
Vp/Eicosene Copolymer
Isostearic Acid
Tocopheryl Acetate
Panthenol
Pantethine
Trimethylpentanediol/Adipic Acid/Glycerin Crosspolymer
Peg-9 Dimethicone
Caprylyl Glycol
Hydroxyethylcellulose
Nylon-6
Pvp
Laureth-21
Simethicone
Phenethyl Alcohol
1,2-Hexanediol
Disodium Edta
Chloroxylenol
Potassium Sorbate
Phenoxyethanol
May Contain: Iron Oxides (Ci 77491)
Iron Oxides (Ci 77492)
Iron Oxides (Ci 77499)
Mica
Yellow 5 Lake (Ci 19140)
Chromium Oxide Greens (Ci 77288)
Chromium Hydroxide Green (Ci 77289)
Carmine (Ci 75470)
Titanium Dioxide (Ci 77891)
Bismuth Oxychloride (Ci 77163)
Yellow 5 (Ci 19140)
Blue 1 (Ci 42090)
Blue 1 Lake (Ci 42090)
Ultramarines (Ci 77007)
Black 2 (Ci 77266 Nano)

Why This Product is Rated STOP

M·A·CStack Volumizing Mascara by M•A•C has been evaluated by Million Marker and contains ingredients with known health concerns. This product is rated STOP, indicating higher concern.

We recommend avoiding STOP-rated products and seeking safer alternatives from our GO or SLOW categories.

Learn more about how Million Marker scores products →