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Toothpaste Rankings
caution

PEGs

Also known as: polyethylene glycol, PEG-8, PEG-40 hydrogenated castor oil

Petroleum-derived polymers used as humectants or solubilizers; clean shoppers often skip them.

01. What it is

What it is

A family of polyethylene glycol compounds with varying molecular weights.

02. Why it’s used

Why it’s used

Texture, moisture, and dissolving flavor oils.

03. The concern

The concern

Contamination worries (1,4-dioxane) in poorly purified PEGs and a general preference for simpler humectants.

04. Our take

Our take

Caution, not automatic panic. Many excellent pastes avoid PEGs entirely, so you can choose those if this is on your list.

05. Found in

Brands we reviewed

None of the currently ranked pastes are tagged with this glossary entry.

No ranked brands listed.

06. Sources

Further reading

Third-party citations, not studies we ran.