How to Read a Skincare Ingredient Label Like a Pro

How to Read a Skincare Label Like a Pro

Ingredient lists can look like a foreign language. But once you know the rules, you can decode any product in 30 seconds. Here's our complete guide to reading skincare labels.

Rule 1: Ingredients Are Listed by Concentration

The first ingredient makes up the largest percentage of the product. If water (aqua) is first, the product is water-based. The first 5 ingredients make up about 80% of the formula. Pay the most attention to what's listed first.

Rule 2: Active Ingredients Are Highlighted

Actives like retinol, vitamin C, niacinamide, and NAD+ should appear high on the list — ideally in the top 10. If a product claims to contain retinol but it's listed last, there's not enough to be effective. Check our Ingredients Glossary for active ingredient education.

Rule 3: Know the Red Flags

Avoid: parabens (methyl-, propyl-, butyl-), phthalates (often hidden under 'fragrance'), formaldehyde-releasing preservatives (DMDM hydantoin, quaternium-15), and synthetic fragrances if you have sensitive skin. Our products are free from all of these.

Rule 4: 'Fragrance' Can Mean 100+ Ingredients

When you see 'fragrance' or 'parfum,' it's a trade secret that can contain dozens of undisclosed ingredients. If you have sensitive skin, look for 'fragrance-free' (not 'unscented' — they're different). EVA by Marcia uses a curated fragrance blend designed for sensitivity.

Rule 5: Order Changes by pH

Some ingredients (like AHAs) are effective at low concentrations because they work by lowering pH. Others (like hyaluronic acid) need higher concentrations. Don't assume a low-listed ingredient is useless — it depends on what it does.

Your 30-Second Label Check

1. Is an active ingredient in the top 10? 2. Are there parabens or phthalates? 3. Is 'fragrance' near the end (fine) or early (skip for sensitive skin)? 4. Are there ingredients from our glossary that you know work for your skin? If yes, you've decoded the product.