Magnesium Sulfate

Our database includes 411 products that contain Magnesium Sulfate.

Community rating: Very Disliked

What it is


Magnesium Sulfate is a salt. It can be naturally found in sea water or mineral deposits.

In cosmetics, Magnesium Sulfate is used to thicken a product or help dilute other solids. It is a non-reactive and non-irritating ingredient.

You might recognize Magnesium Sulfate as epsom salt, or the bath salt used to help relieve muscle aches.

One study shows magnesium deficiency may lead to inflammation of the skin. Applying magnesium topically may help reduce inflammation.

Also known as: Epsom Salt and Magnesium Sulphate

Magnesium Sulfate is a rare cosmetic ingredient, with about 2.1% of the products in our database containing it.

Community Data

25 people from our community have liked or disliked this ingredient.

Users who dislike it 💔

Often have the following skin types:

Dry Sensitive

Usually have one or more of the following skin concerns:

Dryness • Redness • Dullness • Sensitivity

Where it's used

Magnesium Sulfate is most often found as ingredient number 17 within an ingredient list.

These are the categories of products that use Magnesium Sulfate the most:

CosIng Data

  • CosIng ID: 35121
  • INN Name: magnesium sulfate
  • EC #:  231-298-2
  • Ph. Eur. Name: magnesii sulfas
  • All Functions: Bulking, Viscosity Controlling
What is CosIng?

CosIng is the European Commission database for information on cosmetic substances and ingredients.

SkinSort uses CosIng to source some of it's data on ingredient names and functions.