Hydroxytyrosol
INCI: HYDROXYTYROSOL
Reviewed by Daisy · Last updated 14 Aug 2026
A polyphenol antioxidant from olives that supports skin repair and resilience
Best For Skin Types
All, Sensitive, Mature
Addresses
Usage Frequency
Daily
What Is Hydroxytyrosol?
Hydroxytyrosol is a polyphenol—a type of plant compound with antioxidant properties—naturally present in olives and olive oil. In skincare formulations, it functions as an antioxidant and skin conditioning agent, working to neutralise free radicals and support the skin's natural repair processes.
The ingredient is used in relatively modest concentrations within skincare products, typically as part of formulations designed to strengthen skin resilience and support barrier health.
Benefits for Your Skin
How It Works
Hydroxytyrosol works primarily as an antioxidant, neutralising reactive oxygen species (free radicals) that accumulate from environmental stress, inflammation, and normal metabolism. This protective action helps reduce oxidative damage to skin cells and their supporting structures.
The ingredient also appears to influence immune cell behaviour within skin tissue. Research suggests it may promote a shift towards anti-inflammatory macrophage activity, which supports tissue repair rather than prolonging inflammation. This dual action—direct antioxidant protection combined with immune modulation—is thought to underpin its effects on skin resilience and healing capacity.
Clinical Evidence & References
Animal studies indicate that hydroxytyrosol may improve skin wound closure and collagen deposition, particularly in compromised conditions such as diabetes or high-fat diet-induced metabolic stress. These findings suggest the ingredient could support repair processes when skin's healing capacity is compromised by systemic factors.
Research also indicates that hydroxytyrosol may protect against advanced glycation end products (AGEs)—compounds formed when sugar binds to proteins, which accelerate skin ageing. In animal models, the ingredient appeared to increase skin moisture, epidermal thickness, and dermal density. However, human clinical evidence remains limited. These results are promising but require confirmation through human studies before definitive claims can be made.
Published Research
How to Use
Hydroxytyrosol is typically incorporated into serums, moisturisers, or treatment products as part of a broader antioxidant or anti-ageing formulation. Use as directed on product packaging. It is generally well-suited to daily use and can be layered with other skincare actives, though introducing one new ingredient at a time allows you to monitor your skin's response.
Safety & Precautions
Frequently Asked Questions
From the Clinic
Not sure what your skin actually needs?
Two minutes, a few questions, and we’ll point you at what matters — no guesswork.
Take the skin quizRelated Ingredients
Hydrolyzed Xanthomonas Campestris Polysaccharide
A polysaccharide derived from bacterial fermentation, used to brighten and even skin tone
Hydroxyphenyl Propionamide
A stabilising antioxidant that protects skin from environmental stress
Hydroxyresveratrol
A polyphenol derivative with antioxidant and skin-brightening properties
Isobutylamido Thiazolyl Resorcinol
A tyrosinase inhibitor designed to address hyperpigmentation at the source
Magnolol
A natural polyphenol from magnolia bark with antioxidant and potential skin-firming properties
Morus Alba Root Extract
Plant extract traditionally used to support skin cell renewal and skin-comforting
Learn More About Skincare Ingredients
Explore our comprehensive ingredient glossary to understand what's in your products.
Browse All IngredientsShop Our Products
Find professional skincare solutions at Skintique.