The short answer to 'is cannabis safe while breastfeeding' is no. Major health organizations advise against it because tetrahydrocannabinol (THC) can pass into breast milk and may affect a baby's development, and there is not enough research to confirm that it is safe.
Why is cannabis a concern during breastfeeding?
THC is the main psychoactive compound in cannabis. Because it is fat-soluble, it can accumulate in breast milk. When a breastfeeding parent uses cannabis, THC can be transferred to the infant through breast milk.
Infants have developing brains and bodies. Exposure to THC may lead to:
Does CBD Pass Through Breast Milk?
- Sedation or sleepiness
- Poor feeding or latching
- Potential long-term effects on brain development
However, research on the exact effects of cannabis exposure through breast milk is limited. Most studies are observational and cannot prove cause and effect.
What does the research say about cannabis and breastfeeding?
Research is still emerging. Some small studies have found no obvious short-term effects in infants exposed to THC through breast milk, but these studies have limitations. They often rely on self-reported cannabis use and do not follow infants long enough to rule out subtle or delayed effects.
Because of these gaps, health experts cannot declare cannabis safe during breastfeeding. The cautious approach is to avoid use.
What do health organizations recommend?
Several leading health organizations advise against cannabis use while breastfeeding. Here are their positions:
- The Centers for Disease Control and Prevention (CDC) recommends that breastfeeding parents avoid cannabis use.
- The American Academy of Pediatrics (AAP) states that cannabis should be avoided during breastfeeding.
- The World Health Organization (WHO) advises against cannabis use during lactation.
These organizations emphasize that the potential risks to the infant outweigh any unproven benefits.
What about CBD or topical cannabis?
Cannabidiol (CBD) is another compound in cannabis. Like THC, CBD can pass into breast milk, but there is even less research on its effects on infants. Topical cannabis products (creams, salves) may have minimal absorption into the bloodstream, but they can still be a concern if used on breast tissue or if the infant is exposed to residues. In general, it is best to avoid all cannabis products while breastfeeding unless a healthcare provider says otherwise.
What are safer alternatives for breastfeeding parents?
If you are breastfeeding and considering cannabis for a medical or recreational purpose, talk to your healthcare provider first. They can help you weigh the risks and benefits and suggest alternatives. For conditions like anxiety, pain, or nausea, there may be other treatments that are safer for breastfeeding.
Do not stop a prescribed medication without medical advice. Sudden withdrawal can be harmful.
When should you talk to a healthcare provider?
You should talk to a healthcare provider if you:
- Use cannabis and are breastfeeding
- Are considering using cannabis while breastfeeding
- Have questions about how cannabis might affect your baby
- Need help finding safe alternatives for a medical condition
Your provider can give you personalized advice based on your situation and the latest evidence.