Onion: Don’t consume onion during fasting as it makes your mind dull and you feel there is loss of energy
Garlic: Avoid consuming garlic during the fasting period, as they are believed to increase passion
Table Salt: Replace regular table salt with rock salt (sendha namak) during Navratri fasting
Turmeric: because it produces heat that cuts the benefits of the Sattvik diet during fasting
Eggs: it is believed to have a negative impact on the mind and body
Chicken: It is strictly told not to eat it as it is considered tamasic
Packaged Food: Because they commonly consist of refined flour and sugar
Rice: It is observed for cleansing our body's and relaxing our digestive system
Alcohol: One should abstain from drinking alcohol, because goddess is welcomed during this