1 Tea, research has found that some manufacturers added sawdust and non-tea leaves to maximize profit.
2 Powdered instant coffee, according to Larry Olmsted, a food writer, some common ingredients found blending in with the coffee powder includes "cereals, caramel, parchment, starch, malt, and figs."
3 Rice, recent reports have shown that contaminated rice has been making the rounds in Nigeria, promoting health concerns in the population.
4 Maple syrup, most big brand maple syrups are actually not made of maple syrup at all, a quick look at the ingredients on the bottle will show you that it's 100 percent high fructose corn syrup and caramel coloring.