This depends purely on how much you intake. Caffeine is eliminated through first-order kinetics, and has a half life of ~5 hours (with some individual variability). Based on this, it would seem logical that taking one massive hit of caffeine is a good thing, since it lingers for a long time in your system.
ANTANANARIVO â The results of a new Cost of Hunger in Africa (COHA) study indicate that Madagascarâs economy loses 3.384 billion Ariary (US$1.5 billion) per year â the equivalent of 14.5% of the countryâs Gross Domestic Product (GDP) â to the effects of malnutrition.
1 A lack of vitamin D, for instance, can affect bone formation, causing rickets in children. 2  Worldwide, about one-third of all childhood deaths are linked to malnutrition. 3  Food shortages and intestinal parasites are leading causes of malnutrition in the developing world.