Creatine supplements are safe and do not cause renal disease. Reports of kidney damage associated with its use are scanty. However, creatine supplements should not be used in people with chronic renal disease or using potentially nephrotoxic medications.

How much creatine is bad for kidneys?

That said, it's commonly thought that taking these supplements may harm kidney health. However, in a study in people with type 2 diabetes, a condition that may impair kidney function, supplementing with 5 grams of creatine per day for 12 weeks did not harm kidney health ( 22 ).

Is creatine safe long term?

Doses up to 25 grams daily for up to 14 days have been safely used. Lower doses up to 4-5 grams daily for up to 18 months have also been safely used. Creatine is possibly safe when taken long-term. Doses up to 10 grams daily for up to 5 years have been safely used.

Why creatine is bad for you?

Taking the supplement may make your kidney disease worse. Many medications can harm your kidneys. Always check with your provider if you take any medications – the combination of creatine supplements could damage your kidneys.

Can I take creatine with one kidney?

This prospective report suggests that short-term creatine supplementation may not affect kidney function in an individual with a single kidney, mild decreased GFR, and ingesting a high-protein diet (ie, 2.8 g/kg/d).

Is pre workout hard on kidneys?

Such ingredients that may have negative side effects are caffeine, niacin, L-arginine, creatine.” Guanzon warns that these possible drawbacks include “negative effects on your kidneys, liver, and heart,” since the body may struggle breaking down the influx of chemicals, creating high liver enzymes.

When should I stop taking creatine?

This means in total you have been supplementing with creatine for a total of 8 weeks. Then it is important to stop taking creatine. You should pause your creatine supplementation for anywhere between 7 to 14 days (preferably 2 weeks), before beginning again to take creatine.

Is 5g creatine a day safe?

Taking too much creatine at one time can result in stomach discomfort and bloating, and it's a waste of money. After your muscles are fully saturated with creatine, it's recommended to take 3–5 grams (14 mg/pound or 30 mg/kg) daily to maintain optimal muscle stores.