If there’s one skincare ingredient that went from “dermatologist favorite” to absolutely everywhere, it’s hyaluronic acid. You’ll spot it in serums, moisturizers, makeup, even lip products. And honestly? The hype makes sense.
Hyaluronic acid (or HA) is something your skin already makes naturally. Its job is simple but powerful: hold onto water. In fact, it can bind up to 1,000 times its weight in hydration, which is why skin looks plumper, smoother, and more refreshed when HA is in the mix.
The catch? Our natural HA levels decline with age, sun exposure, and everyday stress. That’s where topical hyaluronic acid comes in.
Why it works so well: Think of hyaluronic acid as a moisture magnet. It pulls water into the skin and helps keep it there, instantly improving hydration and softness.
Not all HA is created equal, though. Different molecular sizes matter:
Larger molecules hydrate the surface for an immediate plumping effect.
Smaller molecules penetrate deeper for longer-lasting hydration.
That’s why formulas that use multiple forms of HA, like ERLY Daily Splash, hydrate skin at every level, not just on the surface.
Who should use it? Pretty much everyone.
• Dry skin: replenishes moisture and smooths texture
• Oily or acne-prone skin: hydrates without heaviness (and can actually help balance oil)
• Sensitive skin: cushions and calms
• Aging skin: visibly plumps fine lines
It’s gentle, non-irritating, and layers beautifully with other products.
How to use it correctly This part matters. •Apply hyaluronic acid to slightly damp skin.
•Always seal it in with a moisturizer.
•Use it morning and night. Consistency is key.
•Layering a hydrating serum like Daily Splash followed by ERLY Night Moisturizer helps lock in hydration and support your skin barrier while you sleep.
My dermatologist bottom line
Hyaluronic acid is everywhere because it works. It’s one of the most reliable, skin-friendly ingredients we have, no drama, no irritation, just hydration your skin actually needs.
When your skin is properly hydrated, everything else falls into place. And that’s exactly why HA will always be a staple in a healthy skincare routine 🤍
xx
Dr. Hallie McDonald
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