How to Clean Weed Out Your Unborn Baby’s System

Last Updated on October 30, 2023

As an expectant mother, prioritizing the health and well-being of your unborn baby is of utmost importance. If you have used marijuana during pregnancy and are concerned about its potential effects on your baby, finding ways to naturally cleanse your body of weed is crucial.

It’s important to note that there is limited research on how long marijuana stays in the unborn baby’s system or the exact methods to eliminate it. However, certain steps can be taken to support a healthy pregnancy and potentially reduce the presence of marijuana metabolites.

In this article, we will explore some general tips on maintaining a healthy lifestyle during pregnancy, which may indirectly aid in detoxification. We will also discuss the importance of seeking professional guidance from your healthcare provider, as they can provide personalized advice based on your specific situation.

How to Clean Weed Out Your Unborn Baby's System

How Do You Clean Your Unborn Baby’s System?

Promoting a healthy environment for your unborn baby is vital during pregnancy. By making conscious choices and adopting healthy habits, you can support your baby’s development and well-being. From nutrition to lifestyle choices, here are some essential pointers to help you clean your baby’s system and ensure a healthy start to life-

Eat a Healthy Diet

Your baby relies on the nutrients you consume, so focus on a balanced diet including fruits, vegetables, whole grains, lean proteins, and dairy. These provide essential vitamins, minerals, and antioxidants crucial for your baby’s growth and development.

Take Prenatal Vitamins

Prenatal vitamins supplement your diet, ensuring you and your baby receive adequate levels of key nutrients like folic acid, iron, and calcium. Consult with your healthcare provider to determine the right prenatal vitamin for you.

Avoid Drinking and Smoking

Alcohol and tobacco can have severe consequences for your baby’s health, including an increased risk of birth defects, preterm birth, and developmental issues. It’s essential to abstain from these substances throughout your pregnancy.

Stop Using Drugs for Fun

Recreational drug use can harm your baby’s development, leading to long-term complications. Seek support if you’re struggling with substance use, and work with healthcare professionals to find safe alternatives.

Mercury-Free Diet

Certain fish contain high levels of mercury, which can damage your baby’s developing nervous system. Opt for low-mercury options such as salmon, shrimp, and light canned tuna, and avoid high-mercury fish like shark, swordfish, and king mackerel.

Exercise Regularly

Engaging in moderate-intensity exercises like walking, swimming, or prenatal yoga can improve circulation, reduce discomfort, and promote overall well-being. Consult with your healthcare provider for exercise recommendations tailored to your pregnancy.

Get More Sleep

Sufficient rest is essential for both your and your baby’s health. Aim for 7-9 hours of quality sleep each night and employ stress-reduction techniques like deep breathing, meditation, or gentle stretching to manage stress levels.

Minimize Exposure to Environmental Toxins

Be cautious of potential toxins in your environment, such as harsh cleaning products, pesticides, and certain cosmetics. Opt for natural alternatives and ensure proper ventilation in your living spaces.

Attend Prenatal Appointments

Regular prenatal appointments allow your healthcare provider to monitor your baby’s growth, assess your health, and address any concerns promptly. These visits provide vital information and support throughout your pregnancy journey.

Be Positive

Cultivate a positive mindset and surround yourself with a supportive network. Maintaining emotional well-being is crucial during pregnancy. Seek guidance from a therapist or join support groups to navigate any emotional challenges that may arise. Your positive attitude can positively impact your baby’s development.

Why Must You Clean Your Unborn Child’s System?

How to Clean Weed Out Your Unborn Baby's System

Experts emphasize the importance of maintaining a healthy lifestyle during pregnancy, which includes avoiding substances that may be harmful to the developing baby. We chatted with a bunch of experts, and here’s what they had to say-

Dr. Laura Riley, an obstetrician-gynecologist, stresses the significance of avoiding alcohol, drugs, and tobacco during pregnancy.  “It’s crucial to steer clear of alcohol, drugs, and tobacco during pregnancy. These substances can have harmful effects on your baby’s growth and development,”- as she explains. 

Dr. Siobhan Dolan, medical advisor to the March of Dimes, highlights the importance of a clean and healthy environment for the baby’s well-being. She emphasizes, “Exposure to toxins and harmful substances can increase the risk of birth defects and long-term health issues for the child.”

Moreover, according to Alberta Health Services, “Mercury, dry cleaning solvents, pesticides, and paint remover are some examples of chemicals that can harm your baby’s development. Minimizing exposure to these substances is crucial for your unborn child’s well-being.” 

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Marijuana’s Effects on Pregnancy

Pregnancy is a crucial time for the health and development of both the mother and the baby. When it comes to marijuana use during pregnancy, it’s important to understand the potential risks involved. 

Marijuana contains THC, the psychoactive compound responsible for its mind-altering effects. When consumed, THC can cross the placenta and reach the developing fetus, potentially affecting their development. 

Some potential risks associated with marijuana use during pregnancy include:

Preterm Birth: 

Studies have shown an increased risk of preterm birth among women who use marijuana during pregnancy, meaning the baby is born before 37 weeks of gestation.

Low Birth Weight: 

Marijuana use during pregnancy has been linked to lower birth weights in babies, which can increase the risk of certain health complications.

Cognitive and Behavioral Issues: 

Prenatal exposure to marijuana has been associated with potential cognitive and behavioral problems in children, including impaired memory, attention, and problem-solving skills.

Respiratory Issues: 

Babies exposed to marijuana smoke during pregnancy may have an increased risk of respiratory problems, such as wheezing and asthma.

Marijuana’s Effects on Lactation

THC, the psychoactive compound in marijuana, can pass into breast milk, potentially exposing the infant to its effects. 

“One study found that acute one-time marijuana smoking can suppress the levels of luteinizing hormone and prolactin in the mother, which are essential hormones for breastfeeding. This could potentially impact milk production, added Dolan.”

Health organizations such as the CDC and the American College of Obstetricians and Gynecologists (ACOG) advise against marijuana use during lactation due to insufficient data on its effects on infants. They recommend prioritizing the health and well-being of the baby by avoiding marijuana while breastfeeding.

Exposure to marijuana through breast milk or secondhand smoke may also allow harmful chemicals to pass from the mother to the baby. Some reported effects on breastfed infants include sedation, growth delay, low muscle tone, and poor feeding. The high-fat content and lipophilic nature of breast milk may contribute to the longevity of THC in breast milk. 

How Long Does Weed/Marijuana Stay In Your System?

For occasional users, marijuana can typically be detected in urine tests for up to 3-7 days after use. However, for frequent users or those with higher body fat percentages, it may take longer, up to several weeks—for the drug to completely clear from the system.

In blood tests, marijuana is detectable for a shorter period, usually up to 1-2 days after use. However, in chronic users, it can be detected for up to a week or more.

Hair follicle tests have the longest detection window, with marijuana being detectable for up to 90 days or even longer. This is because marijuana metabolites become embedded in the hair shaft as it grows.

How Long Does Cannabis Remain Detectable in Drug Tests? 

The duration that cannabis remains detectable in drug tests for blood and urine can vary depending on several factors, including the frequency and amount of cannabis use, metabolism, and the type of test being conducted. According to various sources, here is a general overview of detection times:

Blood Tests: THC, the psychoactive compound in cannabis, can be detected in the blood within hours of use and generally remains detectable for up to 1-2 days. However, in chronic users, it may be detectable for up to a week or longer.

Urine Tests: Cannabis can be detected in urine tests for a longer period compared to blood tests. For occasional users, it can be detectable for around 3-7 days after use. However, for frequent users or those with higher body fat percentages, it may be detectable for several weeks or even up to a month.

Side Effects of Certain Substances on Pregnant Women

During pregnancy, certain substances can have adverse effects on both the health of the pregnant woman and the developing baby. Expectant mothers need to be aware of these potential dangers and avoid them to ensure a healthy pregnancy. Here are the side effects associated with the use of specific substances during pregnancy:


Cocaine use during pregnancy can lead to numerous complications. It increases the risk of miscarriage, premature birth, placental abruption, and low birth weight. Babies exposed to cocaine in the womb may experience developmental delays, cognitive impairments, and behavioral problems.


Smoking during pregnancy increases the risk of complications such as preterm birth, low birth weight, and sudden infant death syndrome (SIDS). It can also harm the baby’s lung and brain development.


Drinking alcohol during pregnancy can lead to fetal alcohol spectrum disorders (FASDs). These disorders can cause physical, behavioral, and cognitive issues in the baby, known as fetal alcohol syndrome (FAS).


The use of methamphetamines (meth) during pregnancy is associated with several adverse effects. It can lead to preterm labor, fetal growth restriction, and an increased risk of birth defects. Babies born to mothers who use meth may experience withdrawal symptoms, including irritability, tremors, and feeding difficulties.


Opiate use during pregnancy, such as heroin or prescription opioids, can have severe consequences. It increases the risk of preterm birth, stillbirth, and neonatal abstinence syndrome (NAS), where the baby experiences withdrawal symptoms after birth. NAS symptoms can include excessive crying, irritability, poor feeding, and respiratory issues.


Benzodiazepine use, such as Xanax or Valium, during pregnancy may pose risks. These medications can cross the placenta and potentially cause birth defects, particularly if used during the first trimester. Additionally, benzodiazepines can lead to withdrawal symptoms in newborns, including respiratory distress and feeding difficulties.

The Well-Being of Your Unborn Child 

The health and well-being of your unborn baby should always be your top priority. From the moment you find out you’re expecting, it’s crucial to take steps to ensure a healthy pregnancy and give your baby the best start in life.

Taking care of your health is the first step towards protecting your baby. This includes maintaining a balanced diet, staying physically active with appropriate exercise, getting enough sleep, and managing stress levels. These lifestyle choices can have a significant impact on your baby’s development and overall health.

Even small amounts of these harmful substances we talked about can have detrimental effects on your baby’s growth and development. It’s important to seek support if you’re struggling with substance abuse to ensure the safety and wellness of your unborn child.

Seeking emotional support is equally important during pregnancy. Surround yourself with a supportive network of family and friends who can offer encouragement and understanding. If you’re experiencing mental health challenges, such as anxiety or depression, reach out to a healthcare professional who can provide guidance and support.


How long does weed stay in the baby’s system?

The length of time weed remains detectable in a baby’s system varies depending on several factors, including the frequency and amount of marijuana used and the individual’s metabolism. However, studies have shown that THC can be detected in newborns for up to several weeks after maternal use.

What should I do if I use weed during pregnancy?

If you have used weed during pregnancy, it is essential, to be honest with your healthcare provider. They can provide appropriate prenatal care and offer guidance based on your specific situation.

Can prenatal vitamins help remove weeds from the baby’s system?

Prenatal vitamins cannot remove weeds from an unborn baby’s system. Prenatal vitamins are essential for supporting the mother’s and baby’s nutritional needs during pregnancy.

Wrapping Up

It’s essential to clean out your unborn baby’s system to ensure their health and well-being. Consuming drugs, including marijuana, during pregnancy can have detrimental effects on the development of the unborn baby. 

Birth defects and other complications can arise from exposure to certain substances while in the womb. Cleaning out the unborn baby’s system helps to prevent these risks and promotes a healthy start to life.

Furthermore, studies have shown that prenatal exposure to marijuana may lead to lower birth weight, preterm birth, cognitive and behavioral issues, as well as long-term learning and attention difficulties.

So, pregnant individuals need to abstain from using marijuana and other harmful substances. By prioritizing the health of the unborn baby, parents can give them the best possible chance at a healthy and thriving life!

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Dr. Leah Alexander

Dr. Leah Alexander is a board-certified general pediatrician who has been in practice for over 20 years. She began working as a pediatrician at Elizabeth Pediatric Group of New Jersey in 2000. Since 2005, she has been working as an independently contracted pediatrician with Medical Doctors Associates at Pediatricare Associates of New Jersey. Read more

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