See UCLA's minimum requirements for all graduate program applicants.

In addition to the University's minimum requirements and those listed above, all applicants are expected to submit the departmental application through the Schools of Public Health Application Service (SOPHAS].

M.S.: Bachelor's (or advanced) degrees in life sciences, physical sciences, engineering, environmental science, or a related field. Applicants with degrees in non-science majors may be considered for admission with the following preparation: one university-level course in calculus, linear algebra, or statistics; one university-level course in chemistry or equivalent; and one university-level course in biology or equivalent.

Ph.D.: Bachelor's degree in chemistry, physics, biology, engineering, or other appropriate field. Preparation should include at least one year of chemistry (including organic chemistry or biochemistry), physics, biology, and mathematics through calculus; a master's degree in a related field with a grade-point average of at least 3.5 for graduate studies.

Applicants whose native language is not English must submit a score of at least 580 (paper and pencil test) or 87 (internet based test) on the Test of English as a Foreign Language (TOEFL) or an overall band score of 7.0 on the International English Language Testing System (IELTS).

A doctoral (research) adviser in the department, subsequent to filing the application for admission, must accept the applicant.