7 Weird, Harmful Collagen Side Effects You Need To Know

It’s always best to speak with your doctor when adding new supplements to your regimen, particularly in an effort to avoid medication interactions."

1. Collagen can have possible implications in gut health.

Though many have found success using collagen, there are others who may not be so lucky.

2. Some people are sensitive to collagen protein.

According to Schoenfeld, "If a person has a history of calcium oxalate kidney stones, it is a good idea to take it slow when adding collagen to the diet, starting with no more than 5-6 grams per day (about 1 tablespoon).

3. It may cause kidney stones.

And it doesn't raise calcium levels in a good way. Instead, collagen can lead to hypercalcemia.

4. Drinking collagen daily can raise calcium levels.

Symptoms of an allergic reaction include itching or tingling in the mouth or area of skin where collagen is applied, swelling of tongue or skin, wheezing, abdominal pain, nausea, and/or vomiting.

5. It can cause allergic reactions.

A decrease in tryptophan will cause your serotonin levels to lower which will bulldoze into possibly gaining feelings of nervousness, irritability, anxiety, and depression.

6. Collagen can make you feel down in the dumps.

These products are not FDA regulated and their contents are questionable in terms of efficacy and potential side effects.

7. You may be wasting your money.

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