: A top choice for pure, food-grade silicon dioxide powder used as an anti-caking agent or emulsifier in capsules and drink mixes.

: Sells smaller 2 oz and 16 oz containers specifically for food additives like seasoning and spice blends. Bulk and Industrial Suppliers

If you are looking for high-purity or industrial-grade silica for electronics, manufacturing, or large-scale food production: Silicon Dioxide - Amazon.com

For smaller quantities (8 oz to 5 lbs) suitable for home use or small business manufacturing, these retailers are reliable options: