Between avocado toast, chips, and ice cream, we are avo-obsessed, but how much is too much avocado? We weigh in on the portions you should be having and how to pick the perfect avocado at the store. Plus, one of the biggest claims about CBD: does it help you sleep? We investigate.

Diet and Nutrition

The Dos & Don'ts of Taking Multiple Vitamins and Supplements

When it comes to combining supplements, it pays to know which may block each other from doing their good work and which may amplify their effects.

When it comes to combining vitamins, it pays to know which may block each other from doing their good work and which may amplify their effects.

Fat-Soluble Vitamins: A, D E, and K

Absorption is improved if you take fat-soluble vitamins with a meal containing healthy fats. One study found taking D with your largest meal of the day increases your blood level by 50%.

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