John M

Walnuts do contain tryptophan, an essential amino acid that your body needs for building proteins and producing important brain chemicals.   If you’ve been wondering whether walnuts contain tryptophan, the answer is a clear yes.   In fact, walnuts are one of the better nut sources of this amino acid.   This is good news … Read more

Walnuts do expire in the fridge, but how long they last depends on whether they’re shelled or unshelled and how well you store them.   If you’ve been wondering do walnuts expire in the fridge, the short answer is yes, they absolutely can go bad, even in cold storage.   The fridge slows down the … Read more

Walnuts do expire even if unopened.   Yes, that sealed bag or vacuum-packed pouch in your pantry has a shelf life, and while walnuts last a long time compared to many other foods, they don’t last forever.   If you’ve ever found a forgotten bag of walnuts in the back of your cabinet and wondered, … Read more

Walnuts do contain selenium, and they’re actually a pretty decent plant-based source of this essential mineral.   If you’ve been wondering whether walnuts contain selenium because you’re trying to boost your intake naturally, the answer is yes.   Just one ounce of walnuts gives you a helpful amount of selenium, along with healthy fats, fiber, … Read more

Yes, walnuts contain phytic acid, and it’s actually one of the many natural compounds found in this popular nut.   In fact, walnuts contain phytic acid in moderate amounts compared to other nuts and seeds.   This naturally occurring substance is often called an “anti-nutrient” because it can bind to minerals like iron, zinc, calcium, … Read more

Yes, walnuts contain oxalates, and they’re considered a moderate to high-oxalate food depending on the source you check.   If you’ve been asking “do walnuts contain oxalates” because you’re watching your kidney health, managing gout, or just curious about your diet, this is a great question to dig into.   Walnuts do contain oxalates, but … Read more