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11. Antibiotics and Dairy

005-11-antibiotics-and-dairy-e56f493f7ce82faa9423f34dc02a4014If your doctor has prescribed antibiotics for you, it’s a good thing to remember not to mix them with dairy products. The reason why is that the calcium actually binds to the antibiotic, meaning it is difficult for your gut to absorb it. Crazy! If you want those drugs to work, lay off the milk and cheese or you might find your illness hangs around longer than it needs to.

10. Glycolic Acid and Retinol

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006-10-glycolic-acid-and-retinol-2aab2396e9942b506222d4c0fa982e7bGlycolic acid is commonly found in skincare regimens, while retinol is basically a fancy word for Vitamin A and can be found in many dietary supplements. Mixing these two (in this situation, retinol would likely be in the form of a cream or other liquid) can cancel out the effect of the retinol and even cause some skin irritation.
9. Hydrogen Peroxide and Vinegar

007-9-hydrogen-peroxide-and-vinegar-1020512Mixing these two liquids can create a corrosive acid that can eat away at whatever item it’s been used on. Hydrogen peroxide and vinegar combine to create peracetic acid, which is harmful to your skin and respiratory system as well as whatever inanimate objects it may come in contact with.

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8. Morel Mushrooms and Alcohol

008-8-morel-mushrooms-and-alcohol-a6e9f2fed0f915e0f0dcd5a11681f515Morel mushrooms are favored by foodies as delicacies, so why not pair them with a good glass of wine or a craft beer? Not so fast. Morel mushrooms hydrazine toxins, which are reduced when the mushrooms are cooked properly and thoroughly. If they aren’t, though, the hydrazine toxins can cause gastrointestinal discomfort when combined with alcohol.

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7. St. John’s Wort and Contraceptives

009-7-st-john-s-wort-and-contraceptives-c0ad1fc939bac34225f13f84139cef81If you want your chosen contraceptive to work, don’t combine it with regular use of St. John’s Wort. This combination can increase break down of estrogen in your system, which will essentially make your contraceptive useless. Estrogen is commonly found in many forms of contraceptives, so the St. John’s Wort will drastically reduce the amount that is being dispensed into your body.

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