What Reddit says about Iron Oxides

“the ingredient they're trying to get you to use is iron oxide.”

“you need iron oxides to block visible light which also contributes to melasma.”

“But I know tinted sunscreens are recommended as they offer further protection containing iron oxides,”

“I use a mineral sunscreen with iron oxides.”

“Once I saw how effective a mineral sunscreen with iron oxides was”

“Tinted sunscreen with iron oxides does block visible light and HEV which regular sunscreen misses”

“It's specifically the iron oxides in tinted sunscreen that block visible light.”

“the benefit comes specifically from the iron oxides blocking visible light”

“My derm switched me to a tinted mineral sunscreen with iron oxides, and it made such a major difference in my skin tone and preventing hyperpigmentation.”