Legend has it that a group of four thieves used this herbal concoction during the plague.  It's strong antimicrobial properties allowed them to rob the dead or the sick without contracting the plague themselves.  When they were caught, they offered their secret recipe in exchange for leniency.
 

Health benefits: Anti-viral, anti-microbial, natural decongestant, respiratory support
Instructions: Take 1 ounce daily during times of sickness or 1/2 ounce daily to boost your immune system and prevent illness.
 

Ingredients: Apple cider vinegar, honey, filtered water, sage, rosemary, lavender, juniper berries, thyme, garlic, black pepper
8oz bottles