✨ Welcome to the SiftSense Preview! This is just the beginning—something much greater is coming soon. Become an insider to be the first to know!
← Back to Safety Archive
A key ingredient in hair relaxerCommonly used in soap
FDA GRAS SAFETY PROFILE 3 MIN READ Checked by Experts

Sodium Hydroxide

What is this?

A very strong salt powder.

Scientific Data (PubChem)

Verified chemical structure and identification data sourced from public registries.

PubChem CID 14798
Molecular Formula HNaO
Synonyms SODIUM HYDROXIDE, 1310-73-2, Caustic soda, Sodium hydrate

Common Uses & Applications

Melts hair and unclogs drains. It helps clean away dirt and oil. This is why many soap makers use it in their recipes.

Comprehensive Risk Profile

Human Health Impact

Clinical Risk: Very dangerous to touch.

Can burn skin off.

Environmental Impact

It makes the water burn fish. It is very bad for streams.

Safe Alternatives

Instead of gambling with potential endocrine disruptors and severe dermal irritants, choose alternatives strictly verified by independent clinical registries like the EWG.

Shop Safe Hair Care Products →

View all products strictly verified for safety.

Authoritative Sources

We rely exclusively on trusted organizations for our safety data. Below are the verified references for this ingredient.

> ter-link">Sitemap >