Getting you a comprehensive review of the product
Reading every ingredient in the formula…
Reading every ingredient in the formula…
Join The Clean Sheet™ community
Science-backed beauty tips, ingredient alerts, and early access. Straight to your WhatsApp.
Join for free →
MAC's Lustreglass Stainglass Lip Tint offers a luxurious, clinically-backed experience for immediate lip plumping, shine, and conditioning, but consumers should be aware of potential INCI variations across markets.
₹1,896 • Analysed 30 August 2026
The MAC Lustreglass Stainglass Lip Tint is positioned as a premium lip product in India, with a price point of ₹2,400 for 3ml. Its claims of 12HR wear, all-day hydration, and non-sticky feel are highly relevant for the Indian climate, especially during humid summers. The formula, rich in botanical oils like coconut, jojoba, and meadowfoam seed, aligns with consumer preference for nourishing ingredients. The brand's 'Clinically Proven' claims are backed by specific immediate results, which is a strong point for the Indian market where consumers are increasingly seeking evidence-based beauty. The presence of multiple INCI lists for the same product name across different global retailers could be a point of confusion for an informed Indian consumer.
Independent and free. The Clean Sheet takes no money from brands to review, rank, or approve a product. This is a web evidence review, not a Clean Sheet certification. We checked the ingredient list, publicly available test reports, marketing claims, and formula logic using only public information available at the time of review.
The brand states '12HR+ wear/transfer-resistant' and '12HR longwear' as benefits. While 'all-day hydration' is claimed, the 12HR hydration claim is not explicitly linked to the clinical study. The 'stained glass colour' is an appearance claim. The '12HR wear' is a performance claim that would ideally need a specific wear test, but the clinical study focuses on immediate effects.
The brand claims '+98% increase in lip conditioning immediately*' based on clinical testing on 30 panelists after using the product once. This supports the immediate conditioning/moisturizing aspect. The 'all-day' or 'overtime' hydration is a time-bound claim, which is partially supported by the conditioning claim.
The brand claims '+88% increase in lip shine immediately*' based on clinical testing on 30 panelists after using the product once. This is strong evidence for immediate shine.
This is a quantified clinical claim, explicitly backed by '*Clinical testing on 30 panelists after using product once.' This is strong finished-product evidence.
This is a sensory claim, widely supported by user reviews and consistent brand messaging. The formula, being an oil-based tint, is designed for this feel.
The INCI (Tira version) lists Cocos Nucifera (Coconut) Oil, Limnanthes Alba (Meadowfoam) Seed Oil, Simmondsia Chinensis (Jojoba) Seed Oil, Tocopheryl Acetate, and Tetrahexyldecyl Ascorbate. The Ulta/Harrods INCI lists Raspberry Seed Oil and Squalane. These are known nourishing and barrier-supporting ingredients. The Tira INCI explicitly mentions a '7% blend of pure botanical oils'.
This claim explicitly states a percentage (7%) and specific oils. The Tira INCI lists Cocos Nucifera (Coconut) Oil, Limnanthes Alba (Meadowfoam) Seed Oil, Simmondsia Chinensis (Jojoba) Seed Oil high in the ingredient list, supporting a meaningful concentration.
This is an appearance claim. While the product claims to visibly plump and condition lips (with clinical backing), a specific study for 'smoothing lip lines' is not explicitly provided, though it can be an indirect benefit of hydration and plumping.
What we could confirm from public sources and the verified ingredient list.
Ingredient Safety & Toxicity
Full ingredient list retrieved and verified against the label.
Brand describes ingredient origin in its claims.
Screened against the ingredient database (8 of 20 ingredients matched); no cosmetics-prohibited ingredient found.
No ingredient with a recognised endocrine-activity concern found in the database.
No IARC-classified or formaldehyde-releasing ingredient found in the database screen.
Irritation & Allergen Risk
No EU-declarable or database-flagged allergen found in the list.
No high-sensitisation preservative (MI/MCI/formaldehyde-releaser) from our screen was found.
Ingredient Transparency
The full INCI list is publicly available, not just hero ingredients.
Active percentages are disclosed for the hero ingredient(s).
Any proprietary 'complex' is broken down into its actual ingredients.
Ingredients are listed in the descending order required by India Cosmetics Rules 2020.
Standards & Compliance
Usage warnings and directions are clear on the label.
Screened against a curated reference set that we are continuing to verify and expand, so “clear” means no flag from that set, not a guarantee. Not a substitute for a full toxicological or clinical assessment.
| Ingredient |
|---|
Hydrogenated Polyisobutene |
Octyldodecanol |
Cocos Nucifera (Coconut) Oil |
Ethylene/Propylene/Styrene Copolymer |
Silica |
Tocopheryl Acetate |
Limnanthes Alba (Meadowfoam) Seed Oil |
Simmondsia Chinensis (Jojoba) Seed Oil |
Tetrahexyldecyl Ascorbate |
Vanillin |
Saccharin |
Polydecene |
Butylene/Ethylene/Styrene Copolymer |
Hydrogenated Lecithin |
Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate |
Caprylyl Glycol |
Hexylene Glycol |
Bht |
Phenoxyethanol |
[+/- Mica, Titanium Dioxide (Ci 77891), Iron Oxides (Ci 77491), Iron Oxides (Ci 77492), Iron Oxides (Ci 77499), Red 6 (Ci 15850), Red 7 (Ci 15850), Red 28 (Ci 45410), Red 30 (Ci 73360), Red 33 (Ci 17200), Yellow 5 (Ci 19140), Blue 1 Lake (Ci 42090), 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)] |
INCI order as declared on packaging. Position reflects approximate concentration (high to low).
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
Flags are based on publicly available INCI only. Not a substitute for full regulatory compliance review.
The brand states '12HR+ wear/transfer-resistant' and '12HR longwear' as benefits. While 'all-day hydration' is claimed, the 12HR hydration claim is not explicitly linked to the clinical study. The 'stained glass colour' is an appearance claim. The '12HR wear' is a performance claim that would ideally need a specific wear test, but the clinical study focuses on immediate effects.
Evidence visible
The brand claims '+98% increase in lip conditioning immediately*' based on clinical testing on 30 panelists after using the product once. This supports the immediate conditioning/moisturizing aspect. The 'all-day' or 'overtime' hydration is a time-bound claim, which is partially supported by the conditioning claim.
Evidence visible
The brand claims '+88% increase in lip shine immediately*' based on clinical testing on 30 panelists after using the product once. This is strong evidence for immediate shine.
Evidence visible
This is a quantified clinical claim, explicitly backed by '*Clinical testing on 30 panelists after using product once.' This is strong finished-product evidence.
Evidence visible
This is a sensory claim, widely supported by user reviews and consistent brand messaging. The formula, being an oil-based tint, is designed for this feel.
Evidence visible
The INCI (Tira version) lists Cocos Nucifera (Coconut) Oil, Limnanthes Alba (Meadowfoam) Seed Oil, Simmondsia Chinensis (Jojoba) Seed Oil, Tocopheryl Acetate, and Tetrahexyldecyl Ascorbate. The Ulta/Harrods INCI lists Raspberry Seed Oil and Squalane. These are known nourishing and barrier-supporting ingredients. The Tira INCI explicitly mentions a '7% blend of pure botanical oils'.
Mentioned only
This claim explicitly states a percentage (7%) and specific oils. The Tira INCI lists Cocos Nucifera (Coconut) Oil, Limnanthes Alba (Meadowfoam) Seed Oil, Simmondsia Chinensis (Jojoba) Seed Oil high in the ingredient list, supporting a meaningful concentration.
Mentioned only
This is an appearance claim. While the product claims to visibly plump and condition lips (with clinical backing), a specific study for 'smoothing lip lines' is not explicitly provided, though it can be an indirect benefit of hydration and plumping.
Evidence visible
The 'plumper' claim is directly supported by the clinical study showing '+84% visibly plumps lips immediately*'. 'Fuller' and 'radiant' are related appearance benefits.
Evidence visible
This general claim is supported by the specific clinical results cited by MAC for shine, plumping, and conditioning.
Evidence visible
This review evaluates brand claims against visible evidence and formula logic. It does not replace a full ingredient safety analysis or a clinical product test. Results vary by individual, and the consumer should always read the full ingredient list and follow usage guidance.
Are you the brand? If you have published test data or want to request a re-review, write to us at hello@thecleansheet.in.
No ingredient with a recognised endocrine-activity concern found in the database.
No IARC-classified or formaldehyde-releasing ingredient found in the database screen.
Irritation & Allergen Risk
No EU-declarable or database-flagged allergen found in the list.
No high-sensitisation preservative (MI/MCI/formaldehyde-releaser) from our screen was found.
Ingredient Transparency
The full INCI list is publicly available, not just hero ingredients.
Active percentages are disclosed for the hero ingredient(s).
Any proprietary 'complex' is broken down into its actual ingredients.
Ingredients are listed in the descending order required by India Cosmetics Rules 2020.
Standards & Compliance
Usage warnings and directions are clear on the label.
Screened against a curated reference set that we are continuing to verify and expand, so “clear” means no flag from that set, not a guarantee. Not a substitute for a full toxicological or clinical assessment.
The brand claims '+88% increase in lip shine immediately*' based on clinical testing on 30 panelists after using the product once. This is strong evidence for immediate shine.
This is a quantified clinical claim, explicitly backed by '*Clinical testing on 30 panelists after using product once.' This is strong finished-product evidence.
This is a sensory claim, widely supported by user reviews and consistent brand messaging. The formula, being an oil-based tint, is designed for this feel.
The INCI (Tira version) lists Cocos Nucifera (Coconut) Oil, Limnanthes Alba (Meadowfoam) Seed Oil, Simmondsia Chinensis (Jojoba) Seed Oil, Tocopheryl Acetate, and Tetrahexyldecyl Ascorbate. The Ulta/Harrods INCI lists Raspberry Seed Oil and Squalane. These are known nourishing and barrier-supporting ingredients. The Tira INCI explicitly mentions a '7% blend of pure botanical oils'.
This claim explicitly states a percentage (7%) and specific oils. The Tira INCI lists Cocos Nucifera (Coconut) Oil, Limnanthes Alba (Meadowfoam) Seed Oil, Simmondsia Chinensis (Jojoba) Seed Oil high in the ingredient list, supporting a meaningful concentration.
This is an appearance claim. While the product claims to visibly plump and condition lips (with clinical backing), a specific study for 'smoothing lip lines' is not explicitly provided, though it can be an indirect benefit of hydration and plumping.
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
No prohibited or restricted ingredients identified
Flags are based on publicly available INCI only. Not a substitute for full regulatory compliance review.
The brand states '12HR+ wear/transfer-resistant' and '12HR longwear' as benefits. While 'all-day hydration' is claimed, the 12HR hydration claim is not explicitly linked to the clinical study. The 'stained glass colour' is an appearance claim. The '12HR wear' is a performance claim that would ideally need a specific wear test, but the clinical study focuses on immediate effects.
Evidence visible
The brand claims '+98% increase in lip conditioning immediately*' based on clinical testing on 30 panelists after using the product once. This supports the immediate conditioning/moisturizing aspect. The 'all-day' or 'overtime' hydration is a time-bound claim, which is partially supported by the conditioning claim.
Evidence visible
The brand claims '+88% increase in lip shine immediately*' based on clinical testing on 30 panelists after using the product once. This is strong evidence for immediate shine.
Evidence visible
This is a quantified clinical claim, explicitly backed by '*Clinical testing on 30 panelists after using product once.' This is strong finished-product evidence.
Evidence visible
This is a sensory claim, widely supported by user reviews and consistent brand messaging. The formula, being an oil-based tint, is designed for this feel.
Evidence visible
The INCI (Tira version) lists Cocos Nucifera (Coconut) Oil, Limnanthes Alba (Meadowfoam) Seed Oil, Simmondsia Chinensis (Jojoba) Seed Oil, Tocopheryl Acetate, and Tetrahexyldecyl Ascorbate. The Ulta/Harrods INCI lists Raspberry Seed Oil and Squalane. These are known nourishing and barrier-supporting ingredients. The Tira INCI explicitly mentions a '7% blend of pure botanical oils'.
Mentioned only
This claim explicitly states a percentage (7%) and specific oils. The Tira INCI lists Cocos Nucifera (Coconut) Oil, Limnanthes Alba (Meadowfoam) Seed Oil, Simmondsia Chinensis (Jojoba) Seed Oil high in the ingredient list, supporting a meaningful concentration.
Mentioned only
This is an appearance claim. While the product claims to visibly plump and condition lips (with clinical backing), a specific study for 'smoothing lip lines' is not explicitly provided, though it can be an indirect benefit of hydration and plumping.
Evidence visible
The 'plumper' claim is directly supported by the clinical study showing '+84% visibly plumps lips immediately*'. 'Fuller' and 'radiant' are related appearance benefits.
Evidence visible
This general claim is supported by the specific clinical results cited by MAC for shine, plumping, and conditioning.
Evidence visible
