Vichy Aqualia Thermal Rehydrating Serum
Vichy Aqualia Thermal Rehydrating Serum is a lightweight, potent hydrator designed to replenish the skin’s moisture levels and strengthen its natural barrier. Formulated by the French pharmacy brand Vichy, this serum is part of their iconic Aqualia Thermal range, which focuses on intensive, long-lasting rehydration. The formula features high concentrations of Glycerin and Mannose, a plant-derived sugar that helps capture and retain moisture within the skin cells. Based on the inclusion of Alcohol Denat. early in the ingredient list, the texture is remarkably refreshing and fast-absorbing, making it a comfortable choice for layering under heavier moisturizers or sunscreen without leaving a greasy residue. This serum aims to provide up to 48 hours of hydration, leaving the complexion looking plump, dewy, and revitalized. While it contains caprylic/capric triglyceride to soften and condition the skin, the overall formulation remains fluid and breathable, catering to those who need a significant moisture boost without the heavy weight of a traditional cream.
Our Analysis
Our analysis classifies the Vichy Aqualia Thermal Rehydrating Serum as a 'Low Risk' product for those concerned with acne. The primary ingredient flagged is caprylic/capric triglyceride, which carries a comedogenic rating of 2 out of 5. Derived from coconut oil, this ingredient is processed to remove most pore-clogging long-chain fatty acids; however, it can still affect a small percentage of highly sensitive users. For the vast majority, this formulation is unlikely to cause breakouts or congestion. The inclusion of denatured alcohol ensures a quick-dry finish, further reducing the likelihood of the product sitting heavy on the pores.
Skin Type Recommendations
This serum is ideal for dehydrated, combination, and dry skin types looking for a moisture surge. Due to its low comedogenic rating, it is generally safe for acne-prone individuals. However, the presence of Alcohol Denat. means those with extremely sensitive or eczema-prone skin should patch test to ensure it isn't too sensitizing.
Flagged Ingredients
Fractionated coconut oil; removed most clogging long-chain acids but can still affect some.
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.
