for runny nose, sinus and throat issues, use a neti pot. the flushing will help remove the congestion and remove the bugs from the membranes in your respiratory tract.
if you're making soup, add some ginger and garlic.
unless you get your d tested, you have no idea how deficient you are. unless you work outdoors, you are. for 3 months before i got tested in june, i had been taking 5000 ius per day. my number was so low, i've been taking 10,000 ius since then.
i'd be a vegetarian if bacon grew on trees.