An example for each of factor are-
Ex - During navratras people restrict onions and garlic.
Ex - Sweets on Diwali/Cakes on christmas
Ex - Dietary requirement of males is more as compared to females.
Ex - Individuals who are involved in light work requires lesser calories as compared to the person doing heavy work.
5.Likes and Dislikes
Ex - If a person dislikes milk it can given be served in the form of paneer, custard, ice cream, etc.