The Best Can You Consume Too Much Vitamin C 2023. Web although vitamin c has an overall low toxicity risk in healthy individuals, consuming too much of it can. Still, more isn't always better.

Here's how to avoid it it's possible to take too many vitamins,. Web for adults, the recommended daily amount for vitamin c is 65 to 90 milligrams (mg) a day, and the upper limit. Web the most common side effects are diarrhea, nausea, abdominal cramps, and other gastrointestinal issues ( 3.