Conclusions
In this study, the simple HPLC method was
applied and used in the determination of caffeine in
Diet 3 in 1 instant coffee products. The results revealed
varying caffeine content in these products which can
cause health problemsif over consumed. Moreover,
none of the products specified the exact amount of
caffeine. They mentioned only the percent instant
coffee or coffee in the range of 12.0 to 25.8 percent. The
information about the amount of caffeine in these
products was not revealed to the consumer. Therefore,
the government sector who has responsibility should be
aware of these products including Diet 3 in 1 instant
coffee products which contain caffeine and require list
of contents to the consumer. The consumer can then
decide to consume these products or not themselves.
Therefore, the awareness of consumption these
products should be provided for people who would
like to use these products for diet and weight control
purposes to protect the adverse side effect from
overdose caffeine.