Eating the uncooked requires one to first determine that the food is clean and fresh, but in the end it is easier to digest and contains more nutritious enzymes.
然而榮總營養室主任章樂綺博士卻另有看法：「食物必須十分新鮮、清潔乾淨，才能生食，否則弊多於利；何況生菜不易吞嚥，吸收量無形中就減少了，不像炒青菜較容易下嚥，吸收量反而較大。」由於生食太過「原始」了，目前國內嘗試的人並不多。