Health Claims

Even if vegetarians eat more iron than meat-eaters, they might still be more likely to be low on iron because the kind of iron in plants isn't as easily absorbed by the body.

Eating red meat every day might help your body store more iron than eating chicken or fish — one study says people who eat red meat daily have nearly a third more stored iron in their blood.

Eating more red meat—like beef or lamb—might help women of childbearing age in rich countries keep healthier iron levels, especially if they eat between a small steak and a large one every day.

If healthy young adults eat raw carrots or drink carrot juice with a bit of oil, it boosts their body's β-carotene levels a lot—but that doesn’t actually improve their overall antioxidant power in...

If young, healthy adults eat raw carrots or drink fresh carrot juice with a little canola oil, their bodies absorb the beta-carotene quickly—peaking in the blood in just 1.5 hours—and it’s all...

Juicing carrots might help your body absorb more of the good stuff (like vitamin A) even though the juice has less of it per bite — you just need to drink more of it to get the same amount you'd get...

Drinking carrot juice helps your body absorb more beta-carotene than eating raw carrots. This happens because juicing breaks down the carrot's structure, making it easier for your body to soak up the...

Ayurveda says some everyday foods might have natural toxins, and it teaches how to avoid getting sick from them.

Cleaning or treating foods that have natural toxins can help make them safer to eat by removing harmful stuff that might otherwise make you really sick or even worse.

Seafood can become dangerous to eat if shellfish eat toxic algae or if fish aren't stored properly and bacteria grow. Eating this contaminated seafood can make people and animals seriously sick.

Some natural toxins in foods—like in certain plants—help protect the plant from bugs or stress, but eating too much of them might be harmful to people and animals.

Kids absorb beta-carotene from pumpkin and spinach differently, and poop tests show almost the same difference as blood tests—so maybe we can use poop instead of blood to check nutrition without...

In Indonesian kids, pumpkin gives the body about 1.8 times more vitamin A (from beta-carotene) than spinach does, but some kids get way more and others way less — it really varies from person to...

Scientists made a new way to measure how well kids absorb vitamin A from pumpkin or spinach by testing their poop — no needles needed!

We need the same global rules for testing honey at borders using high-tech tools so people don’t end up eating honey that’s secretly poisonous.

LC-MS is a good way to find plant toxins in honey, but we need other tools too if we want to check for lots of different toxins at the same time.

Even though some bad stuff in honey can make people feel similarly sick—like having nausea or dizziness—they might actually harm the body in different ways behind the scenes.

Eating honey that's been contaminated with natural plant toxins can make people really sick — with vomiting, nausea, and dizziness — and in some cases, it can even be deadly.

Even though honey is natural, it can sometimes contain toxins from poisonous flowers that bees visited, and eating that honey might be harmful to people.

After taking vitamin A supplements for three weeks, two people ended up getting more usable vitamin A from beta-carotene—even though their bodies were breaking it down less, which is kind of...

Taking a lot of vitamin A every day for about three weeks might make your body break down beta-carotene (from food) into vitamin A less efficiently.

Taking a specific dose of vitamin A every day for about three weeks might make your body get rid of much less of a certain form of beta-carotene through urine, based on a small observation in two...

Taking a lot of vitamin A every day for about three weeks might help two healthy people absorb more beta-carotene from their food, based on how much showed up in their urine over the next month.

A special form of iron called liposomal iron can raise blood iron levels in women with low iron, and many people feel better using it because it's easier on the stomach.