Question

there are certain foods to be avoided before a cholesterol test, which are found to be causing alteration in the cholesterol test."

Answer 1

Fasting for 10 to 12 hours before a cholesterol test ensures that a single food or meal does not affect the outcome of the test. Foods high in trans fats (fast-food fries, crackers, chips, packaged baked goods) and in cholesterol (egg yolks, full-fat dairy, organ meats) also can raise your levels.

Answer 2

Fasting for 10 to 12 hours before a cholesterol test ensures that a single food or meal does not affect the outcome of the test. ... Foods high in trans fats (fast-food fries, crackers, chips, packaged baked goods) and in cholesterol (egg yolks, full-fat dairy, organ meats) also can raise your levels.