How much carrot juice can you drink really depends on how much you are willing to drink. It is sort of similar to drinking water. Drink as much as you want, but at some point it is going to get boring.
So as long as you can handle drinking carrot juice drink as much as you want. The cleansing effect will be wonderful.
If you have a pre existing condition such as diabetes or some sugar based condition, you need to pay attention to your sugar levels. Carrots can contain a high amount of sugar and can play havoc on your sugar levels so just monitor frequently.
Carrot juice can be really refreshing and a great way to start and end the day. The key thought to seccessful juicing I find is making sure you get variety of vegetables and fruits into your system. Drinking just carrot juice 1 day a week as a cleanse shouldn’t be a problem but just make sure that you really concentrate and making sure you get a variety of fruits and vegetables into your diet especially the dark leafy vegetables, and then use the carrot juice as a snack juice.
Because of the sugary content of carrot juice, it can be a very sweet juice and thus be a great benefit as a desert or other snack based drink.
The key to juicing is really about education. Make sure that you read a lot and understand the basic principles of juicing becuase if you have comprimised health, juicing in the beginging can be a problem but over time as your health improves through juicing, then doing a week long carrot juice fast can be a great way to cleanse the body.
So how much carrot juice can you drink, as much as your body says go for it.