Immunity

Your favorite fruits and vegetables get their color and much of their health-boosting power from compounds called polyphenols. One of the most abundant and best-studied of these compounds is quercetin. Known for its powerful antioxidant and anti-inflammatory properties, quercetin may help with heart, brain, and gut health. But where can you find quercetin in food? And are food sources enough, or should you be supplementing?

Copper is one of those quiet, essential nutrients that you don’t hear much about. Without it, though, you can’t survive. And both too little, and especially too much, can damage your heart, brain, bones, skin, and immune system. So how much do you really need? What are the best sources? How easy is it to get enough on a plant-based diet? And how can you avoid copper toxicity?

The word “antioxidant” is thrown around a lot in the health and wellness space. But what does it really mean? Why are antioxidants good for you? Are there any you should avoid? And which foods and beverages pack the most beneficial antioxidant punch?

Selenium, once thought to be poisonous, is now recognized as an essential nutrient. It plays a key role in many aspects of your health, including metabolism, immunity, and protection against various diseases. But can you get too much of this nutrient? What are the best food sources of selenium, and can you get enough from a plant-based diet?

Advanced glycation end-products, or AGEs, are compounds that live up to their acronym by speeding up the aging process when we consume them or synthesize them from certain foods cooked in certain ways. While AGEs are in almost all foods, some have much higher concentrations than others. And some foods and beverages can actually counteract the damage that AGEs can do to your tissues. So what are the most effective dietary strategies to slow down the aging health problems caused by AGEs?

Why are so many people talking about bone broth? Let’s explore why health enthusiasts seem to be jumping on the bandwagon, what the research says about some of the most prominent bone broth benefits and claims, and the potential downsides of participating in this popular food trend.

Eczema is a common skin disorder that affects millions of people worldwide. Despite its prevalence, the causes and effective treatments for eczema remain elusive. So why do people develop the condition in the first place? What triggers symptoms? How can flares be prevented? And might a plant-based diet provide relief for eczema sufferers?

Lysine is an essential amino acid that’s crucial for optimal health and well-being. It possesses antiviral properties and also contributes to muscle building, bone health, skin vitality, and brain function. But there’s some debate about whether plant-based eaters get enough of this vital nutrient. How much lysine do you need? And is it possible to meet this requirement on a plant-based diet?

Limes are the other sour little citrus fruit: the green, less popular cousin of the bright and cheerful lemon. But limes pack a unique culinary and nutritional punch — both their fruit and, in some varieties, their leaves can fight diseases from cancer to heart disease to cognitive decline. So how can you buy and prepare limes to maximize both their health benefits and culinary goodness?

Learn the truth about inflammation, what an anti-inflammatory diet looks like, and seven foods that fight chronic inflammation in your body.

We’ve known about the vitamin antioxidants for a long time: vitamin C, vitamin E, and beta-carotene leap to mind. Recently, other phytonutrients such as lycopene and resveratrol have been having their day in the sun. But there’s one antioxidant that may be the most important of all, and it hasn’t really received the amount of attention justified by its impressive benefits. In this article, let’s get to know the dietary antioxidant glutathione.

Feed a cold, and starve a fever. Or is it the other way around? It can be hard to separate fact from well-meaning fiction when it comes to preventing and recovering from colds and flu. But science has been busy, and now we have simple and powerful strategies to keep from catching a cold — and to suffer less and get better faster if we do. Here are five lifestyle strategies and seven superfoods proven to help keep you well during cold and flu season.