Can you take vitamin C for a long time?

Can you take vitamin C for a long time?

Long-term use of oral vitamin C supplements over 2,000 milligrams a day increases the risk of significant side effects. Tell your doctor that you’re taking vitamin C supplements before having any medical tests.

What is the most effective form of vitamin C?

Best Tasting : NOW Chewable Vitamin C-500 NOW Foods C-500 is our top pick for the best tasting vitamin C supplement. One of these chewable supplements contains 500 milligrams of vitamin C and only one gram of sugar.

Is vitamin C bad for your liver?

The serum ALT elevations that occur with extremely high doses of vitamin C are likely due to a direct but minimal toxic effect on the liver. The injury is, however, short lived and has not been linked to cases of acute or chronic hepatitis, acute liver failure or cirrhosis.

Is it OK to take vitamin C everyday?

For adults, the recommended daily amount for vitamin C is 65 to 90 milligrams (mg) a day, and the upper limit is 2,000 mg a day. Although too much dietary vitamin C is unlikely to be harmful, megadoses of vitamin C supplements might cause: Diarrhea.

Can we take vitamin C tablets at night?

You can take vitamin C supplements at any time of day, with or without food, although taking ascorbic acid with foods can help decrease the potential gastrointestinal side effects caused by its high acidity ( 7 ).

How long does vitamin C stay in the body?

The average half life of ascorbic acid in adult human is about 10–20 days, with a turn over of 1 mg/kg body and a body pool of 22 mg/kg at plasma ascorbate concentration of 50 μmol/ L [8,9]. Hence ascorbic acid has to regularly supplemented through diet or tablets to maintain ascorbic acid pool in the body.

Is it safe to take 500 mg of vitamin C daily?

“The safe upper limit for vitamin C is 2,000 milligrams a day, and there is a great track record with strong evidence that taking 500 milligrams daily is safe,” he says.