Source

Matta 2020 — Sunscreen Active Ingredients Absorption Study

Reviewed by SkinKnowledgeBase Editorial TeamLast updated May 16, 2026

Quick Summary

Matta 2020 measured plasma concentrations of additional sunscreen active ingredients after sunscreen application.

Structured source facts
Source typepeer_reviewed

What Studied

Randomized clinical trial evaluating systemic absorption of several active ingredients found in sunscreen products.

Main Findings

The study reported measurable plasma concentrations for multiple filters, including avobenzone, oxybenzone, octocrylene, homosalate, octisalate, and octinoxate.

Why It Matters

It helps explain why regulators requested more data while keeping the page from overstating what absorption studies prove.

Original Source

Effect of Sunscreen Application on Plasma Concentration of Sunscreen Active Ingredients: A Randomized Clinical Trial

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Source
Matta 2020 — Sunscreen Active Ingredients Absorption Study
Quick Summary
Matta 2020 measured plasma concentrations of additional sunscreen active ingredients after sunscreen application.
What Studied
Randomized clinical trial evaluating systemic absorption of several active ingredients found in sunscreen products.
Main Findings
The study reported measurable plasma concentrations for multiple filters, including avobenzone, oxybenzone, octocrylene, homosalate, octisalate, and octinoxate.
Why It Matters
It helps explain why regulators requested more data while keeping the page from overstating what absorption studies prove.
Supports
question_is-mineral-sunscreen-better-than-chemical-sunscreen, ingredient_oxybenzone