Calcium silicate.
21 C.F.R. § 172.410
in effectEffective: 2024-07-01Calcium silicate, including synthetic calcium silicate, may be safely used in food in accordance with the following prescribed conditions:
(a) It is used as an anticaking agent in food in an amount not in excess of that reasonably required to produce its intended effect.
(b) It will not exceed 2 percent by weight of the food, except that it may be present up to 5 percent by weight of baking powder.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-21.xmlFetched: 7/26/2026