voiced the idea that they could just shut off the flow of medicines like antibiotics to the USA and we'd be in deep trouble. 

For example, a quick google search of your guest could turn up a lot of information such as their dietary requirements, hobbies and interests, birthdays etc.

It's nice to see what kind of backgrounds we all have.Since high school I've worked as a dietary aide, patient registration clerk, medical secretary, stay-at-home home, cardiac technician and now I currently work as an EEG tech.

@Mark Sullivan It is a dietary supplement business.

In the USA most of the milk is related to dietary issues. 4.

Wu Han is a major manufacture of antibiotics, you do the math?  

The only currency that will matter will be food, water purification systems, guns, ammo, and antibiotics.  

As in with special dietary preferences, on occasion I’ll bring condiments but never an entire meal.