Silicon Dioxide

A naturally occurring compound of silicon and oxygen that serves as an anti-caking agent, flow aid, and carrier in dietary supplements and food products
Excipients Anti Caking Agents Research: Extensive

Scientific Name

Silicon Dioxide (SiO₂)

Also Known As

Silica E551 Silicon Dioxide Silicic Anhydride Silicon(IV) Oxide

Benefits

  • Prevents clumping in powdered supplements
  • Improves flow properties and tablet compression
  • Acts as a carrier for liquid ingredients
  • Enhances stability of supplement formulations
  • Minimal impact on final product as used in small amounts

Common Forms

Powder Colloidal Gel Fumed silica

Safety Notes

Generally recognized as safe (GRAS) by the FDA when used in appropriate amounts. Limited absorption in the digestive tract. No known significant health concerns at supplement levels. Upper limit not established, but typically used at less than 2% in formulations.

Related Products

No related products

Types of Silicon Dioxide

🔬 Colloidal Silicon Dioxide

Fine, lightweight form of silicon dioxide with extremely small particle size and high surface area, commonly used in supplement formulations

Available Forms:

Pharmaceutical Grade Colloidal Silica Food Grade Colloidal Silica
🔬 Fumed Silica

Ultra-fine silicon dioxide produced by flame hydrolysis, with extremely low density and high surface area

Available Forms:

Hydrophilic Fumed Silica Hydrophobic Fumed Silica
🔬 Diatomaceous Earth

Naturally occurring silica formed from the fossilized remains of diatoms, sometimes used in dietary supplements

Available Forms:

Food Grade Diatomaceous Earth Diatomaceous Earth Supplement