Tomato juice with plenty of lemon before with any food.
Depending on what the food is: unsweetened lemonade, unsweetened iced tea with lemon, hot tea (Chinese restaurant), green tea, or milk during.
Coffee (Arabica, no Robusta) after.
An exception can be made for a cup or more of Robusta before, during, and after an old time coffee shop breakfast with meat, eggs, potatoes, and toast or biscuits.