Medically reviewed by Oliver Eng, MD Alanine aminotransferase (ALT) is an enzyme primarily found in your liver. An enzyme is ...

High or low ALT or AST results do not always indicate ... trying to figure out if you have a problem with your liver. Blood tests that find high ALT levels or high AST levels may be a sign of ...

Your ALT level can be measured through an ALT blood test. For males ... After 10 men in Japan ate low-calorie lunches for a month that were high in vegetables and low in animal-based proteins ...