Test Your Protein Knowledge. By Alice Callahan Nov. 16, 2023. ... What are the best food sources? And how can you be sure you’re getting enough? Take this quiz to see how much you know.

Your diet affects climate change. Here’s what you need to know about eating meat, dairy, seafood and produce, and preventing food waste. UPDATED April 15, 2022 Meat and dairy, particularly from ...

Mice lacking the enzyme cystathionine γ-lyase — which breaks down other molecules into cysteine — lost 30% of their weight in one week when their diet also lacked food containing cysteine.

Phenylalanine is an amino acid that your body uses to make important molecules. This article reviews phenylalanine benefits, side effects, and sources.