Titanium

A common food additive with no established nutritional role.

Also known as: Ti • Titanium Dioxide

other Names
Ti, Titanium Dioxide, E171
primary Benefits
No nutritional benefits
common Dose
Not a supplement
best Form
Not applicable
timing
Not applicable
safety Rating
Not recommended

Overview

Titanium is found in trace amounts in the body but has no known essential biological function. Titanium dioxide (TiO2) is widely used as a white pigment and food additive (E171), though its safety as a food additive has been questioned by European regulators.

Key Benefits

No Nutritional Benefits

Titanium has no established nutritional role in humans.

Dosage & How to Take

Not recommended for supplementation.

PurposeDoseNotes
Not applicableN/ANo nutritional requirement

Best Time to Take

Not applicable.

With or Without Food

Not applicable.

Forms & Bioavailability

FormAbsorptionBest ForNotes
Not a supplementN/AN/ATitanium dioxide is a food additive, not a supplement.

Side Effects & Safety

Common

  • Generally inert

Rare

  • Potential gut inflammation from nanoparticle TiO2 (under investigation)

Contraindications

  • Not a supplement

Interactions

None establishedNone

No known nutritional interactions.

Scientific Research

2021EFSA Journal

Safety of titanium dioxide as food additive

EFSA concluded TiO2 can no longer be considered safe as a food additive due to genotoxicity concerns.

Food Sources

Not a food source — found as additive E171 in processed foods

Frequently Asked Questions

Medical Disclaimer

This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.