Do rice cakes need a hechsher?

Answer: Yes (cRc).

Reason: Unlike raw rice, rice cakes are processed.

Source:

• cRc: rice cakes require certification.

Related questions:

• Does rice need a hechsher? No, if raw and unflavored (Star-K, cRc).

References: cRc (askcrc.org), “Rice cakes”