Silica does exist in the blood. Silica, in the form of silicon dioxide, foods with silica

What You Need to Know About Silicon Dioxide - Shop Giejo Magazine

Silicon dioxide - Wikipedia

What Is Silica and How Can it Support Your Health?

What Is Silicon Dioxide?

What types of substances does silicon dioxide react with, and how does it react? - Quora

Power of Silica for Detox - Upgraded Formulas®

Molecules, Free Full-Text

How does silica gel kill you? - Quora

Silica nanoparticles: Biomedical applications and toxicity - ScienceDirect

Silica - Health Benefits of Silica, Food Sources & More

Silica - Nature's secret weapon our indoor plants are missing out on – lovethatleaf

IJMS, Free Full-Text

Silicon dioxide - Wikipedia

How does silica gel kill you? - Quora

Synthetic amorphous silica nanoparticles: toxicity, biomedical and environmental implications