. .but, there are still headwinds facing the frozen food sector. many americans have heard the message that fresh is best. and the texture of frozen vegetables turns some people off. . .when you freeze fruits and vegetables, it locks in nutrients, and several studies have shown that this helps retain high levels of vitamins. .webmd network . share on linkedin linkedin .over years of research, scientists discovered that cgrp helps transmit pain signals in the brain. .sign out