The next newsletter is expected to be sent out around March 28th. The Most Essential Nutrient Water, the only substance on earth that can exist as a vapor, liquid, and solid, is the most abundant substance in the human body. It is the most essential nutrient. Every body cell, tissue, organ and life sustaining body process needs water to function. By comparison, we can live without food for weeks.
Younger people have more water than older people do.
The percentage of body weight that is water gradually declines as we age. So how muchwater you have in your body partly depends on how old you are now. Younger individuals tend to have more muscle than older people do. Therefore, the leaner the individual the higher the waterproportion. Men, who on average have more lean tissue than women, have a higher percentage of water than women do.