For the typical particular person, probably the most notable interplay to look out for with vitamin C is its capability to weaken the results of sure over-the-counter drugs. Michels says that vitamin C can enhance excretion of sure merchandise into the urine, which quickens the speed at which it leaves the physique and shortens the period of time you’re feeling its results.
Moreover, individuals with sure well being issues ought to take further care with higher-dose vitamin C dietary supplements:
People with renal well being issues ought to discuss to their well being care supplier earlier than including a vitamin C complement to their routine, since, in keeping with Michels, ascorbic acid can break down into oxalate (an excessive amount of of which might have an effect on kidney operate).
These taking blood-thinning drugs also needs to communicate with their well being care supplier earlier than taking a brand new vitamin C complement, since it could alter its results.
These with very excessive ranges of iron may additionally wish to train warning, since vitamin C can enhance the quantity of iron the physique absorbs.
