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Quick verdict

High concern

MAC Ruby Woo Lipstick acne and safety scorecard

MAC Ruby Woo Lipstick scores 55/100 overall and 78/100 for skin compatibility. Flagged ingredients are summarized before the full analysis.

Comedogenic risk

4/5

High acne-prone skin risk based on flagged ingredients.

Fungal acne concern

Review

1 high-concern ingredient signal needs review.

Pregnancy concern

Review

Check flagged ingredients with a clinician.

Flagged ingredients

7

1 high concern, 6 medium concern.

Good to know

This is informational, not medical advice

GlowLens ratings are for general information and education only. They are not medical, dermatological, or professional advice, and they are not a diagnosis. Formulations and regulations change over time, so treat every score as a starting point - for a real skin concern, talk to a qualified professional.

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Back to all analyses

MAC Ruby Woo Lipstick

MAC Ruby Woo Lipstick – Ingredient analysis and safety rating by GlowLens
Paraben FreeSulfate FreeAlcohol FreeNormal SkinMature Skin

MAC Ruby Woo Lipstick

Makeup  ·  Lipstick  ·  Luxury

We put MAC Ruby Woo Lipstick through our full ingredient analysis.

Chapter I · The Score

The numbers don't lie.

After analyzing 13 ingredients across four dimensions, our algorithm returned a verdict that surprised us.

0/100

Overall

Use With Caution

0/100
Skin Compatibility
0/100
Environmental
0/100
Naturalness

Chapter II · The Ingredients

Inside the formula.

We scored every ingredient individually. Some impressed us. Others raised serious questions.

Kaolin

A natural clay that helps to mattify lipstick and bind excess oil.

Low Concern
86/100

Caprylic/Capric Triglyceride

A nourishing neutral oil derived from coconut fat that makes the skin supple and is very well tolerated.

Low Concern
90/100

Copernicia Cerifera (Carnauba) Wax

A hard plant wax that gives the product stability and has a smoothing effect.

Low Concern
100/100

Tocopherol

Pure Vitamin E that protects the lips from free radicals and prevents the product from going rancid.

Low Concern
88/100

Titanium Dioxide (CI 77891)

A mineral white pigment considered safe and provides the necessary opacity for the color.

Low Concern
95/100

Carmine (CI 75470)

A red dye of animal origin, which is safe but avoided by vegans.

Moderate
65/100

Dimethicone

A silicone oil that makes the texture smooth but is environmentally difficult to degrade.

Low Concern
88/100

Hydrogenated Polyisobutene

A synthetic polymer that increases smoothness but is considered environmentally difficult to degrade.

Moderate
50/100

Bismuth Oxychloride (CI 77163)

A mineral pigment that imparts a metallic sheen but can cause itching in sensitive skin.

Moderate
45/100

Paraffin

A mineral oil-based wax that retains moisture in the skin but is environmentally questionable.

Moderate
40/100

Yellow 5 Lake (CI 19140)

A synthetic dye suspected of causing intolerances in sensitive skin.

Moderate
40/100

Red 7 Lake (CI 15850)

A synthetic dye that provides intense color results but has a certain irritation potential.

Moderate
40/100

PVP/Hexadecene Copolymer

A synthetic film former that improves durability but is considered difficult-to-degrade microplastic.

High Concern
30/100

Full ingredient list

Dimethicone, Isoeicosane, Kaolin, Ceresin, Paraffin, Isononyl Isononanoate, Microcrystalline Wax (Cera Microcristallina), Silica, Caprylic/Capric Triglyceride, Copernicia Cerifera (Carnauba) Wax, Hydrogenated Polyisobutene, Vanillin, Tocopherol, Glyceryl Linoleate, Glyceryl Linolenate, PVP/Hexadecene Copolymer, Methicone, Triethoxycaprylylsilane, Mica, Titanium Dioxide (CI 77891), Iron Oxides (CI 77491, CI 77492, CI 77499), Blue 1 Lake (CI 42090), Bismuth Oxychloride (CI 77163), Carmine (CI 75470), Orange 5 Lake (CI 45370), Red 6 (CI 15850), Red 6 Lake (CI 15850), Red 7 Lake (CI 15850), Red 28 Lake (CI 45410), Red 30 Lake (CI 73360), Red 33 Lake (CI 17200), Yellow 5 Lake (CI 19140), Yellow 6 Lake (CI 15985), Yellow 10 Lake (CI 47005)

Chapter III · The Deep Dive

Our expert's complete verdict.

The MAC Ruby Woo Lipstick is an iconic, matte lipstick known worldwide for its extremely high pigmentation and long-lasting texture. The formulation is based on a blend of various waxes, silicones, and a variety of color pigments to achieve the characteristic matte finish.

🟡 Overall Rating: Moderately concerning

The formulation is a typical example of a performance product that relies heavily on synthetic ingredients. While skin tolerability is good for most users, the product contains mineral oil-based waxes and synthetic polymers, which are ecologically critical.

Individual Evaluation of Key Ingredients

IngredientRatingFunction & Effect
Dimethicone🟡Silicone oil, provides a silky feel and good spreadability.
Kaolin🟢Natural clay, mattifies the texture and absorbs excess oil.
Paraffin🟡Mineral wax, serves as a consistency enhancer, but is poorly biodegradable.
Caprylic/Capric Triglyceride🟢Neutral oil from coconut fatty acids, has nourishing and re-fattening effects.
Copernicia Cerifera Wax🟢Carnauba wax, a natural plant wax that provides hardness and shine.
Tocopherol🟢Vitamin E, protects both skin and product as an antioxidant.
Vanillin🟢Flavor and fragrance, gives the typical vanilla scent.
PVP/Hexadecene Copolymer🔴Synthetic polymer (film former), considered poorly biodegradable (microplastic issue).
Titanium Dioxide (CI 77891)🟢White pigment and mineral UV protection, considered safe in lipsticks.
Carmine (CI 75470)🟢 / 🟡Natural red dye (carmine), harmless but not vegan (of animal origin).
Yellow 5 Lake (CI 19140)🟡Synthetic dye that can trigger reactions in sensitive individuals.
Iron Oxides🟢Earth pigments for coloring, considered very safe and well tolerated.

Environmental Compatibility

The ecological footprint of this product is to be classified as critical due to its conventional composition.

  • ◈Biodegradability: Rather poor, as it contains many synthetic ingredients and mineral oil derivatives.
  • ◈Microplastics: Contains synthetic polymers such as PVP/Hexadecene Copolymer and Hydrogenated Polyisobutene, which can pollute the environment.
  • ◈Silicones/Mineral Oils: Contains Dimethicone, as well as Paraffin and Ceresin, which offer no real added value for either the skin or the environment.
  • ◈Palm Oil Issue: Contains ingredients (e.g., Glyceryl Linoleate) that may be palm oil-based; certification for sustainable cultivation is not specified.

Conclusion and Recommendation

Conclusion: The MAC Ruby Woo Lipstick impresses with its professional performance and color depth, but uses a chemical-synthetic base. Ingredients like Paraffin and various polymers make it a classic conventional cosmetic product without a focus on sustainability.

Recommendation:

  • ◈Who is it suitable for? For anyone looking for a perfect matte red and who has no issues with silicones or mineral waxes.
  • ◈Special Notes: Not suitable for vegans, as real carmine (Carmine) is included. For very dry lips, a lip balm should be applied underneath.
  • ◈Purchase Recommendation: Yes, for occasional use as performance makeup; less suitable for proponents of Clean Beauty or natural cosmetics.
⚠

High Concern - Flagged Ingredient

PVP/Hexadecene Copolymer

A synthetic film former that improves durability but is considered difficult-to-degrade microplastic.

Chapter IV · The Verdict

◇

Use With Caution

MAC Ruby Woo Lipstick earns a 55/100 from our algorithm. A moderate score - some effective ingredients alongside notable concerns.

55Overall
78Skin Compatibility
28Environmental
22Naturalness
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Frequently Asked Questions

Is MAC Ruby Woo Lipstick acne-safe or comedogenic?
MAC Ruby Woo Lipstick has an estimated acne and comedogenic risk of 4/5 based on 13 analyzed ingredients. A higher number suggests more caution for oily or acne-prone skin. This is informational, not medical advice.
How does MAC Ruby Woo Lipstick score for sensitive skin?
MAC Ruby Woo Lipstick scored 78/100 for skin compatibility and 55/100 overall - higher numbers mean lower overall concern. GlowLens flagged 1 higher-concern and 6 moderate-concern ingredient signals, so sensitive skin users are wise to patch-test first. This is informational, not medical advice.
Which ingredients in MAC Ruby Woo Lipstick are flagged?
GlowLens flagged 7 ingredients in this formula: 1 higher concern and 6 moderate concern. Review the ingredient scorecard on this page for the exact ingredient names and notes. This is informational, not medical advice.
What should I consider for MAC Ruby Woo Lipstick during pregnancy?
MAC Ruby Woo Lipstick contains higher-concern ingredient signals, so pregnancy or nursing use is best reviewed with a clinician. This is informational, not medical advice.