Magnesium Oxide
Magnesium Oxide is a cosmetic ingredient used as an absorbent, buffering agent. It is used in 70 products in our dataset. It carries no restriction under the EU Cosmetics Regulation annexes. PubMed carries 512 studies of its skin or topical use.
| INCI name | MAGNESIUM OXIDE |
| Function | ABSORBENT, BUFFERING, OPACIFYING |
| CAS number | 1309-48-4 |
| EC number | 215-171-9 |
| Prevalence | 70 products (0.08% of dataset) |
| Most used in | Skincare |
| EU status | No annex restriction |
| Scientific studies | 512 on PubMed (skin/cosmetic/topical) |
| Monthly searches | 90,500 |
Used in
Wash Off Masks 31.4%Exfoliators 20%Sunscreens 8.6%Concealers 4.3%Deodorant 4.3%Foundations 4.3%
Frequently asked
- What does Magnesium Oxide do in skincare?
- Magnesium Oxide functions as an absorbent, buffering agent in cosmetic formulas.
- What products contain Magnesium Oxide?
- It is most commonly found in Skincare products, especially wash off masks (31.4% of its uses).
Manufacturers with experience using Magnesium Oxide
Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.