Very few foods in nature contain vitamin D. The flesh of fatty fish (such as salmon, tuna, and mackerel) and fish liver oils are among the best sources [1,11]. Small amounts of vitamin D are found in beef liver, cheese, and egg yolks.
In addition to the academic requirement of the program, Addiction Counseling students are required to complete a 100-hour supervised practicum (1st year of the program), and an 800-1400 hour supervised internship (2nd year in the program).
Programs can take up to three years of part-time study, though you can probably finish in two years or less if you take classes full time. Certificate programs in academic and career counseling can take as little as one year. They can compliment master's degrees in other counseling specialties.