pH < 7.0
Scurvey
The pH should be between 2.0 and 3.5 to be effective.
There are many vitamins. Each have it's own pH. For example pH of vitamin C is acidic. It means less than 7.
The question is unanswerable without knowing the concentration as well.
the pH level is 1.1
Apples have a pH level of 3. Also, soda has a pH level of 4, and vinegar's pH level is 2.5.
the pH level of listerine is 4.8
pH LEVEL OF 10
The pH level of an orange typically ranges from 3 to 4. This acidic pH level gives oranges their tangy taste.
blackcurrants grapefruit kiwi guava mango orange passion fruit pineapple strawberries :) yeahh healthy food yum P:
The pH level of pure phosphoric acid is typically around 2.8.
The pH level of Coke is around 2.5, making it acidic.