The protein content of spinach varies depending on the type of spinach and its preparation method. A single cup of raw regular spinach and New Zealand spinach contains 1 g of protein, while raw mustard spinach contains 3.3 g, according to Calorie Lab. Cooked Malabar spinach contains 3.1 g of protein per cup and cooked New Zealand spinach contains 2.3 g. Frozen and canned regular spinach contain the highest amount of protein, with cooked frozen spinach providing 7.6 g of protein and canned spinach containing 6 g of protein per cup.
Read more: How Much Protein Is In Spinach? | LIVESTRONG.COM
Jason Dority has been writing health-related articles and developing community resources for healthier lifestyles since 2007. He currently works for the Indiana University School of Medicine's Diabetes Translational Research Center. Dority holds a Master of Science in biology from Indiana University.
He does say that the protein from spinach is not complete and that other sources with all the aminos are a better source of protein.
And she never said sweet potatoes for protein, sh sair sweet potatoes for beta carotene.