What foods can alter a drug test?

What foods affect drug tests?

False-Positive Results

If you take or eat: You could test positive for:
Diet pills Amphetamine
Sleep aids Barbiturates
Poppy seeds* Opiates/morphine
Hemp food products** Marijuana

What foods can cause a failed drug test?

Food such as bread, ripe fruits, and pizza should be avoided before a drug screening. Granola bars can also lead to a false positive test results. Once ingested, it takes around three hours for ibuprofen to lead to a false positive of cannabis, barbiturates, and PCP in your urine.

What should I avoid before a urine test?

Before the test, don’t eat foods that can change the colour of your urine. Examples of these include blackberries, beets, and rhubarb. Don’t do heavy exercise before the test. Tell your doctor ALL the medicines and natural health products you take.

What will mess up a drug test?

What Can Cause a False Positive Drug Test

  • Secondhand Marijuana Smoke. 1 / 11. If you hang out often with someone who puffs on pot, your urine could have traces of THC. …
  • Weight Loss Pills. 2 / 11. …
  • Poppy Seeds. 3 / 11. …
  • Mouthwash. 4 / 11. …
  • Antidepressants. 5 / 11. …
  • Antibiotics. 6 / 11. …
  • CBD Oil. 7 / 11. …
  • Antihistamines. 8 / 11.
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Can you eat or drink before a urine drug test?

Fasting (not eating any or certain foods) for several hours or even overnight. Drinking more or less water than usual. Avoiding certain medications or vitamin and herbal supplements prior to testing.

Can tonic water cause false positive drug test?

Tonic water

Quinine is also sometimes mixed with street drugs, and so it can be an indicator of illegal drug use. In a 1989 study, researchers at Brown University in Rhode Island reported that a positive result on a urine test for quinine resulted from the consumption of tonic water in a mixed drink.

Can vanilla extract make you fail a drug test?

Flavoring extracts, such as vanilla or almond extract, and liquid herbal extracts (such as Ginko Biloba), could result in a positive screen for alcohol or its breakdown products.

Can vitamins affect a drug test?

Conclusions: Vitamin C in urine can cause significant interference with urine strip tests. A urine strip with a vitamin C indicator is useful to reduce the risk of incorrect results in regard to disease states.

What foods can make you test positive for alcohol?

In general, the foods that can give you a false positive for alcohol intoxication can include:

  • Protein bars.
  • Ripe or fermented fruits.
  • Cinnamon rolls.
  • Honeybuns.
  • Macadamia nuts.
  • Bread (white or sourdough)
  • Hot sauce.
  • Dishes made with alcoholic beverages.