The science behind hyaluronic acid is fascinating. It can hold up to 1,000 times its weight in water, making it an incredibly effective moisturiser. However, the benefits of hyaluronic acid extend far beyond hydration. From protecting the skin to enhancing wound healing and improving oily skin, hyaluronic acid offers a range of unexpected benefits. In this article, we share four surprising facts about hyaluronic acid that you might not know, supported by scientific evidence.
Hyaluronic acid is more than just a moisturiser. In fact, it acts as a potent skin protectant. The skin is constantly exposed to environmental stressors such as UV radiation, pollution, and harsh weather conditions, which can lead to premature ageing1 and skin damage. Hyaluronic acid forms a protective barrier on the skin’s surface, shielding it from these harmful elements.
Research has shown that hyaluronic acid can significantly reduce the damaging effects of UV radiation. A study2 demonstrated that HA can inhibit UVB-induced skin damage and inflammation, highlighting its protective properties. This makes hyaluronic acid an excellent addition to sunscreens and other protective skincare products.
One of the lesser-known benefits of hyaluronic acid is its ability to accelerate wound healing. When the skin is injured, the body naturally produces more HA to aid in the repair process. Hyaluronic acid facilitates the migration and proliferation of skin cells to the wound site, promoting faster healing.
A clinical study3Â found that hyaluronic acid significantly enhances wound healing by regulating inflammation and tissue regeneration. The study concluded that HA not only speeds up the healing process but also improves the overall quality of the healed skin. This property is particularly beneficial for treating skin injuries, post-surgical wounds, and even burns.
The skin’s lipid barrier is crucial for maintaining moisture and protecting against external irritants. A compromised lipid barrier can lead to dryness, sensitivity, and an increased risk of infections. Hyaluronic acid plays a vital role in enhancing and maintaining this lipid barrier.
Hyaluronic acid helps to fortify the skin’s natural lipid barrier by providing deep hydration and supporting the structure of the skin. According to a study4, HA significantly improves skin elasticity and hydration, which in turn strengthens the lipid barrier. This enhancement is particularly important for individuals with dry or sensitive skin, as it helps to lock in moisture and protect against environmental aggressors.
Contrary to what many might think, hyaluronic acid is also beneficial for those with oily skin and acne5. HA provides lightweight hydration that doesn’t clog pores or add excess oil to the skin. This is crucial for maintaining a balanced moisture level, which is often disrupted in oily skin types.
Moreover, HA’s anti-inflammatory properties help to calm the skin and reduce the redness and swelling associated with acne. By promoting a healthy balance of oil and moisture, hyaluronic acid can help to minimise acne outbreaks and improve the overall texture and appearance of the skin. This makes it an excellent addition to the skincare routine of anyone struggling with oily skin and acne issues.
Hyaluronic acid is a powerhouse ingredient that offers far more than just hydration. Its protective, healing, and balancing properties make it a must-have in any skincare routine. Whether you are looking to enhance your skin barrier, speed up wound healing, or balance oily skin, HA has you covered.
Papakonstantinou, E., Roth, M., & Karakiulakis, G. (2012). Hyaluronic acid: A key molecule in skin aging. Dermato-endocrinology, 4(3), 253–258. https://doi.org/10.4161/derm.21923
Oe, M., Sakai, S., Yoshida, H., Okado, N., Kaneda, H., Masuda, Y., & Urushibata, O. (2017). Oral hyaluronan relieves wrinkles: a double-blinded, placebo-controlled study over a 12-week period. Clinical, cosmetic and investigational dermatology, 10, 267–273. https://doi.org/10.2147/CCID.S141845
Marinelli, L., Cacciatore, I., Costantini, E., Dimmito, M. P., Serra, F., Di Stefano, A., & Reale, M. (2022). Wound-Healing Promotion and Anti-Inflammatory Properties of Carvacrol Prodrugs/Hyaluronic Acid Formulations. Pharmaceutics, 14(7), 1468. https://doi.org/10.3390/pharmaceutics14071468
Pavicic, T., Gauglitz, G. G., Lersch, P., Schwach-Abdellaoui, K., Malle, B., Korting, H. C., & Farwick, M. (2011). Efficacy of cream-based novel formulations of hyaluronic acid of different molecular weights in anti-wrinkle treatment. Journal of drugs in dermatology : JDD, 10(9), 990–1000.
Is hyaluronic acid good for oily skin? (n.d.). https://www.cetaphil.com.ph/skincare-tips/is-hyaluronic-acid-good-for-oily-skin-updated.html
