Heirloom vegetables grow more slowly and spoil much more quickly than modern crops. This is because modern crops have less nutritional value - https://jeroenvanbaar.substack.com/p/data-dispatch-4-the-falling-nutritional
That article recommends eating a better diet. Sure. Seems a bit idealist. Here's some more actionable advice: everyone should take a multivitamin and magnesium glycinate. If you live somewhere that gets a winter take vitamin D too.
I'm speaking from experience here, I used to get sick every winter and my skin would get so dry it would crack and bleed. Take your vitamins.
You keep sardines at your desk?
Your coworkers/roommates must love you.
Yes, they do.
(Desk meaning the table my surfing machine rests on. I have never consumed canned fish at the workplace. The NAFC stands for and promotes a responsible use of canned fish.)