✳flâneur — a map of the web's best reading

What is hyaluronic acid and how does it work in skincare and makeup? | Lab Muffin Beauty Science

labmuffin.com · 1,125 words · saved by 1 readers

Hyaluronic acid (HA), along with its cousin sodium hyaluronate, is an immensely popular ingredient in skincare and makeup. It’s also naturally found in the body. Most of it dwells in the extracellular matrix, the scaffold which holds up the cells of your skin. Hyaluronic acid is found in both the epidermis and the deeper dermis, where it’s important in hydration, metabolic processes, skin repair, and protection against free radical and UV damage. Hyaluronic acid is a glycosaminoglycan, a class of chemicals that can hold onto water very efficiently, due to its very polar nature. 1 gram of hyaluronic acid can hold onto 6 litres of water – that’s 6000%! Hyaluronic acid keeps skin firm and plump this way. It’s been thought that decreased hyaluronic acid levels led to the thinner and drier look of aged skin. However, the research currently suggests that the amount of hyaluronic acid in the skin doesn’t actually decrease with age, but it does redistribute with both natural and environmentall

Affiliate Disclosure : I receive a small commission for purchases made via affiliate links. How to cite: Wong M. What is hyaluronic acid and how does it work in skincare and makeup?. Lab Muffin Beauty Science. November 25, 2025. Accessed July 20, 2026. https://labmuffin.com/what-is-hyaluronic-acid-and-how-does-it-work/ 1 What Is Hyaluronic Acid? 2 What Does Hyaluronic Acid Do in Skincare? 3 Other Uses of Hyaluronic Acid 4 Hyaluronic Acid Product Recommendations 4.1 Corrections 4.2 References What Is Hyaluronic Acid? Hyaluronic acid (HA), along with its cousin sodium hyaluronate, is an immensel

Explore this link on the map →

related reading