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Magnesium Sulfate

Our database includes 1195 products that contain Magnesium Sulfate.

You should know

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 2.9% of the products in our database containing it.

Community Stats

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

Users who dislike it 💔

Often have the following skin types:

Sensitive Combination

Usually have one or more of the following skin concerns:

Sensitivity • Dryness • Redness • Dullness

Where it's used

Magnesium Sulfate is most often found as ingredient number 16 within an ingredient list.

Of the 1 products in our database that have a known concentration of Magnesium Sulfate, they all have a concentration of 100% specified within their ingredient lists.

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.