Ready to feel more confident when reading your beauty products' ingredient labels?

Enter, theAllure Ingredient Index.

Ahead, we break down everything you gotta know before you add it to your daily regimen.

woman with glowing wet skin

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What is hyaluronic acid?

This can help restore lost hydration and, in turn, very subtly smooth fine lines and wrinkles.

What are the benefits of hyaluronic acid?

The ingredient is everywhere for many reasons.

Using a skin-care product with hyaluronic acid and other moisture-binding humectants helps ensure that your skin barrier functions properly.

Who should use hyaluronic acid?

Hyaluronic acid is great for all skin types, says Dr. Shainhouse.

There is, however, a small chance of adverse side effects.

Those with dry and/ormore mature skinwill benefit the most from using hyaluronic acid, says cosmetic chemist Sandra Bontempo.

Ideally, these serums should be applied after cleansing when your skin is still damp.

Dr. Lal also recommends face creams that contain hyaluronic acid.

See how skin care has evolved within the last 100 years:

What are hyaluronic acid fillers?

Hyaluronic acid also comes in the form of an injectable.

Hyaluronic acid fillers aren’t permanent.

What’s more, they’re reversible.

Hyaluronic acid fillers are suitable for most people except those who are pregnant.

Also, skip these fillers if you have an active skin infection.

First, treat the infection, and then proceed with your appointment after your dermatologist has cleared you.

If you’re considering getting hyaluronic fillers, there are a few potential risks.

“The good news is that these shortcomings are also short-lived.”

But injectables come with risks.

More skin-care terms to know: