Websites for Protein information and protein calculator

articles explaining protein
web md
http://www.webmd.com/diet/healthy-kitchen-11/how-much-protein

center for disease- government website, usda
http://www.cdc.gov/nutrition/everyone/basics/protein.html
http://fnic.nal.usda.gov/consumers/major-nutrients-carbohydrates-proteins-and-fats/proteins

dr. oz
http://www.doctoroz.com/videos/protein-fact-sheet

protein calculator
web be fit
http://www.webefit.com/Calculators/Calc_protein.html
health calculators
http://www.healthcalculators.org/calculators/protein.asp