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Magnesium Citrate

What Magnesium Citrate is & what it does

Magnesium Citrate is the magnesium salt of citric acid, a water-soluble mineral compound. In cosmetics it is commonly used as a buffering and chelating agent, helping stabilize a product's pH and bind stray metal ions that could degrade the formula. It can also lend a light astringent or conditioning feel. It does not filter UV light.

What is Magnesium Citrate in cosmetics?

Magnesium Citrate is the magnesium salt of citric acid, a water-soluble mineral compound used in skincare formulas.

What does Magnesium Citrate do?

It is commonly used to buffer a product's pH and to bind stray metal ions that could degrade the formula, and it can add a light conditioning feel. It does not filter UV light.

Is Magnesium Citrate safe?

At the small amounts used in cosmetics, it is generally considered safe and serves a supporting stabilizing role.

Sunscreens with Magnesium Citrate

We rate 3 sunscreens that contain it:

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