Certain tests have an indicator the show when the sample has been "diluted", but not every test has this indicator. Also, if ample water has been consumed urine typically turns clear leaving the authority to wonder why you've been drinking so much water.
no but it can effect a urine test for marijuana
nothing. it just makes it more clear. and it makes it so you have more urine
no. If you add water to your urine the test will still detect the cocaine in it. giving positive results.
Depends on what kind of urine
Mixing water with urine will dilute the urine sample, potentially affecting the accuracy of the urine test results. The concentration of substances in the urine, such as drugs or metabolites, may be lower than expected, leading to false-negative results. Dilution of the urine sample is generally considered an attempt to cheat or manipulate the test.
3 to 4 days
Water
Can drinking enough water help me pass a urine drug test
No, blueberries shouldn't have an effect on these tests.
Water in high quantities before a drug test dilutes your urine. Mix it with a B-2 vitamin to get some color to your urine. Cocaine is out of your body in approximently 3 days.
Mixing water with urine from a pregnant woman will not affect the accuracy of a pregnancy test result. The presence of hCG hormone in the urine is what determines a positive pregnancy test result, not the addition of water.
Drinking a gallon of water before a urine drug test may dilute your urine and potentially affect the accuracy of the test results by reducing the concentration of drugs or metabolites. This could lead to a potentially inconclusive or invalid test result.