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Peter Thomas Roth Peter Thomas Roth Un-Wrinkle Night - Product image showing packaging and label for comedogenic ingredient analysis
Peter Thomas RothExfoliant

Peter Thomas Roth Un-Wrinkle Night

High Risk(14)
51 ingredients6 flagged

Peter Thomas Roth Un-Wrinkle Night is a potent anti-aging cream designed to work while you sleep, targeting the appearance of deep wrinkles and fine lines. Formulated with a blend of peptides and soothing botanicals, the product starts with a base of Aloe Barbadensis Leaf Juice and Glycerin, which provide immediate hydration and skin-calming benefits. Its texture is rich and deeply emollient, characteristic of a high-end night treatment intended to restore the skin barrier overnight. However, a closer look at the ingredient list reveals a complex profile that balances intensive moisture with heavy lipids. While it includes beneficial antioxidants like Vitamin E (Tocopherol) and nourishing Avocado Oil, these ingredients contribute to a very dense formula. C12-15 Alkyl Benzoate and Glyceryl Stearate help provide a smooth application, but the inclusion of several heavy esters and fatty alcohols means this product is more than just a simple moisturizer. It is specifically engineered for those seeking dramatic results in skin texture and elasticity, though its richness requires careful consideration for those with specific skin sensitivities or congestion concerns.

Our Analysis

Our analysis flags Peter Thomas Roth Un-Wrinkle Night with a HIGH comedogenic risk level. The primary concern is Isocetyl Stearate, which carries a high rating of 4/5; this heavy ester is notoriously difficult for the skin to excrete and is a known trigger for breakouts. The formula also contains Avocado Oil and Capric/Caprylic Triglyceride, which, while nourishing for dry skin, add significant weight. Combined with fatty alcohols like Cetyl and Stearyl alcohol, this cream creates a barrier that may trap sebum in individuals with acne-prone skin, leading to potential congestion and comedones.

Skin Type Recommendations

This night cream is best suited for dry to very dry and mature skin types that require intense lipid replenishment. However, we strongly advise against using this product if you have oily, combination, or acne-prone skin. The high concentration of comedogenic esters makes it likely to cause clogged pores.

Flagged Ingredients

4
isocetyl stearate

Heavy ester that is difficult for the skin to excrete.

2
cetyl alcohol

A fatty alcohol (emollient) that is generally safe, but can be problematic for very sensitive individuals.

2
avocado oil

Rich and heavy oil; excellent for dry skin but can be too heavy for very oily skin types.

2
tocopherol

Pure Vitamin E is thick and sticky; safe in small amounts as an antioxidant, but potentially clogging in pure oil form.

2
capric/caprylic triglyceride

Fractionated coconut oil; removed most clogging long-chain acids but can still affect some.

2
stearyl alcohol

Waxy fatty alcohol; low risk but can add heaviness.

Want Deeper Analysis?

Run our MACR (Multi-Axis Comedogenic Risk) analysis to get a comprehensive 5-axis risk assessment. This AI-powered analysis evaluates ingredients for Plugging Risk, Barrier Damage, Fungal Acne Risk, Oxidation Risk, and real-world User Reports — giving you personalized scores for your skin type.

Full Ingredient List(51 ingredients)

Water (Aqua)Aloe Barbadensis Leaf JuiceGlycerinC12-15 Alkyl BenzoateGlyceryl StearateIsocetyl StearatePanthenol (Pro Vitamin B5)Cetyl AlcoholPersea Gratissima (Avocado) OilTocopheryl Acetate (Vitamin E)Butyrospermum Parkii (Shea Butter)Propylene Glycol StearateRetinolPalmitoyl OligopeptidePalmitoyl Tetrapeptide-7Acetyl Hexapeptide-8Acetyl Octapeptide-3Palmitoyl Tripeptide-5Dipeptide Diaminobutyroyl Benzylamide DiacetatePalmitoyl Dipeptide-5 Diaminobutyroyl HydroxythreoninePalmitoyl Dipeptide-6 DiaminohydroxybutyrateRetinyl Palmitate (Vitamin A)Ascorbyl Palmitate (Vitamin C)PhospholipidsAllantoinDimethiconePentylene GlycolLecithinPolysorbate 20Glycolic AcidArginineButylene GlycolPeg-100 StearateCaprylic/​Capric TriglycerideStearoxytrimethylsilaneStearyl AlcoholHydrogenated LecithinEdtaCarbomerAlcoholSodium PhytatePropylene GlycolDiazolidinyl UreaMethylparabenPropylparabenCaprylic/Capric TriglycerideRead all the geeky details about Glycerin here >>Read all the geeky details about Retinol here >>Read all the geeky details about Glycolic Acid here >>Read all the geeky details about Propylene Glycol here >>[more]

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Our analysis is powered by AI and backed by extensive research on comedogenic ingredients — but it's not medical advice. For skin concerns, please consult a dermatologist.