National vocational qualification level 4 (intermediate): after formal training of nutritionists at level 4, they have reached the standard hours.

National vocational qualification level 3 (advanced) meets one of the following conditions:

(1) Having been engaged in this occupation for more than 6 years continuously;

(2) Having been engaged in this occupation for more than 3 years after obtaining the professional qualification certificate of Grade 4 public dietitian;

(3) have a college degree or above.

The national vocational qualification grade two (technician) meets one of the following conditions:

(1) Having been engaged in this occupation continuously for more than 3 years1;

(2) Having been engaged in this occupation for more than 4 years after obtaining the professional qualification certificate of the third-class public dietitian;

(3) Those who have a master's degree or above in medicine or food and have been engaged in this occupation for more than 2 years;