In France, The Grog is the most traditional home remedy against catching a cold or flu. You can even order it in bars anywhere...

You can ferment all kinds of vegetables. Experiment! Start with your favorite kind. You can make one kind at a time, or you can mix them...

Gilles Marin's Great-Grandmother’s Famous Seven Vegetables Soup for Health and Longevity

The best healing practitioner you will ever find is yourself. You only need to provide the right conditions so it can return there and stay.