
ZOE Science & Nutrition Protein: are you getting enough?
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Apr 13, 2023 Christopher Gardner, a Stanford professor and expert in nutrition, sheds light on protein's critical role in our diets. He explains how our bodies create essential amino acids and debunks myths about protein consumption and storage. Gardner also discusses findings from a Stanford study on protein requirements and the impact of various protein sources. Notably, he emphasizes the need for balanced nutrition across different life stages and reveals the truth behind food labels claiming high protein and low sugar.
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Protein's Role and Breakdown
- Protein forms the structure of our cells, organs, and enzymes.
- Our body breaks down consumed protein into amino acids and reassembles them.
Essential vs. Non-Essential Amino Acids
- Our bodies can produce 11 non-essential amino acids.
- However, 9 essential amino acids must be obtained through diet.
Nitrogen Balance Studies
- Scientists used nitrogen balance studies to determine protein requirements.
- They measured nitrogen intake and excretion to find the balance point.

