Potatoes are technically a complete protein but are very low in tryptophan, methionine and histadine. Thus, to make a more evenly-balanced and complete protein, you need to combine potatoes with a food high in at least those three amino acids.
Are potatoes complete proteins?
Surprisingly, potatoes offer a complete protein if you eat enough, over 10 per day. But you would ultimately encounter deficiencies in vitamins A, B and E, and calcium and selenium if you keep to just potatoes.
What to add to potatoes to make a complete protein?
In addition, sweet potato provides only 7 of the 9 essential amino acids sufficiently - it is a little low on leucine and lysine. Sweet potato pairs well with carrots, cranberry, crimini mushroom, pumpkin seeds or black beans to create a complete protein profile.
Do potatoes have all 9 essential amino acids?
Technically, the traditional white potato contains all the essential amino acids you need to build proteins, repair cells, and fight diseases. And eating just five of them a day would get you there. However, if you sustained on white potatoes alone, you would eventually run into vitamin and mineral deficiencies.
Are beans and potatoes together a complete protein?
A vegetarian diet based on any single one or combination of these unprocessed starches (eg, rice, corn, potatoes, beans), with the addition of vegetables and fruits, supplies all the protein, amino acids, essential fats, minerals, and vitamins (with the exception of vitamin B12) necessary for excellent health.
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