Q: If you were going to be stranded on a desert island and could only take one nutritional or herbal substance with you, what would you choose? A: Without a doubt, the substance I choose is essential to immune function.  Humans don’t produce this vital substance, and our adrenal glands require massive amounts of it when under stress.  We can get enough from our diet to prevent scurvy, but we need to ingest much more to allow for optimal tissue repair, and graceful ageing.  Can you guess?  It’s Vitamin C, or ascorbic acid, or for you chemistry buffs, C6-H8-O6.  I mention the chemical structure because the resemblance to glucose, which is the end product of food digestion, allows a glimpse into the significance of Vitamin C.  The process of digestion breaks down all the macronutrients (carbs, fats and proteins) to glucose, ultimately, because glucose is the micro-unit of fuel used by the mitochondria to produce the main energy driver for all living things: ATP (adenosine triphosphate) — which is for your body like the gas in your car — makes...

This has some good info, however if you do eat tuna, make sure it’s young tuna (Carvalho Tuna out of the Portland OR area provides this) because the old tuna are full of mercury.  Also “beets” is misspelled as “beats” in the article and these MUST be organic.  Most of the white sugar available in the US is made from GMO beets.  That’s right.  GMO sugar.  Check the preview for “Genetic Roulette” on youtube.com:  A chilling and importunate expose of Monsanto’s monster. The Huffington Post (huffingtonpost.com) –

Not only does having adequate blood levels of Vit D3 significantly reduce “flu” rates, it lowers attacks in kids with asthma. Am J Clin Nutr. 2010 Mar 10. [Epub ahead of print]

http://www.nytimes.com/2009/05/12/health/research/12exer.html?em This link to the May 12 New York Times (which publishes an excellent Health Science section every Tuesday) is a rather misleading story about the “problem” with anti-oxidants.