Sugar Scrub vs. Salt Scrub

What's the Difference?

When I first started experimenting with body scrubs, I added Himalayan pink salt to one of my recipes. I thought salt had been used as a preservative for centuries, so adding some to my scrub would help preserve it too.

Well... that's not quite how cosmetic formulation works.

But learning why it didn't work that way led me to something much more interesting: sugar and salt may look like simple exfoliating ingredients, but they behave very differently in a body scrub—and on your skin.

 

What Exactly Are Sugar and Salt?

Sugar — table sugar is primarily sucrose, a carbohydrate composed of glucose and fructose units. In a scrub, those crystals provide physical exfoliation, and sugar readily dissolves in water.

Salt — common salt is primarily sodium chloride, a mineral/ionic compound. Different salts—sea salt, Himalayan pink salt, etc.—can contain additional minerals in varying amounts, but sodium chloride is still doing most of the heavy lifting.

 

Okay...but what does that mean for your skin?

Sugar is a gentler exfoliant. Its crystals can be finer and dissolve as you use the scrub with water. That makes sugar very useful for routine body exfoliation.

Salt can provide more aggressive physical exfoliation. Depending on crystal size and formulation, it can be great for rougher areas such as feet, heels, and elbows—but it can be too abrasive for more delicate skin.

 

Does Salt Preserve a Body Scrub?

This was one of my earliest formulation lessons. I assumed that because salt is traditionally used to preserve food, adding Himalayan pink salt to a scrub would make it a preservative. It doesn't work quite that way.

Salt can inhibit microbial growth under certain conditions and concentrations—that's why salting has been used for food preservation—but sprinkling salt into a cosmetic formula doesn't automatically create an adequately preserved cosmetic product.

 

	Sugar Scrub	Salt Scrub
Main compound	Sucrose	Sodium chloride
Exfoliation	Generally gentler	Generally more abrasive
Dissolves in water	Yes	Yes
Good for	Routine body exfoliation	Rougher body areas
On freshly shaved/damaged skin	Can irritate	Can sting considerably
Crystal texture	Varies by sugar type	Varies greatly by salt type
Automatically preserves a scrub?	No	No

 

Which One Does Heiroma Use?

For the type of body-care experience I wanted to create with Heiroma, I chose sugar because I love how gentle it is on the skin.

 

The Bottom Line

Both sugar and salt can exfoliate your skin effectively. The best choice depends on the area you're treating, your skin's sensitivity, the size and texture of the crystals, and the exfoliating experience you want. 

For everyday body polishing, I prefer sugar. However, for tougher areas that require more intense exfoliation, salt can also be useful.

And just to clarify—adding a little Himalayan pink salt to your sugar scrub doesn't magically transform it into a preserved formula.

Ask me how I know! 

Yvonne Cash, Founder of Heiroma™