What are the RDA of essential nutrients for a 24Year old adult of 6' 1" height with a weight of approximately 84 kg's.

Easier to find the answer to that at Google! Here's one suggested answer:
http://users.rcn.com/jkimball.ma.ult...es/R/RDAs.html

The easiest way to obtain all RDA vitamins and a lot more is to buy a broad spectrum liquid supplement. Here's the one we take and feel great - http://www.tryprovitamin.com/24974

Good luck!