If a child eats CBD gummies, the most likely outcome is drowsiness, but higher amounts can cause more concerning symptoms like vomiting, breathing changes, or loss of consciousness. The severity depends on how many gummies were eaten, whether the product contains THC (many do, despite labeling), and the child’s size. Poison control centers have seen a sharp rise in these cases, and while fatal outcomes are extremely rare, some children do end up in the emergency room.
Common Symptoms After Ingestion
The most frequently reported symptom in children who eat CBD gummies is excessive sleepiness. A child might become unusually drowsy, lethargic, or difficult to wake. Beyond sedation, other symptoms can include nausea, vomiting, unsteady movement, and irritability. In more serious cases, children have experienced slowed or irregular breathing, rapid heart rate, and low blood pressure.
Symptoms typically appear within 30 minutes to two hours after ingestion, though gummies can take longer to absorb than other forms. The effects can last several hours, and in some cases drowsiness persists for a full day or more. Very young children and toddlers are at higher risk for pronounced effects because of their small body weight relative to the dose.
The Real Danger: THC Contamination
One of the biggest risks with CBD gummies isn’t actually the CBD itself. It’s that many commercial CBD products contain more THC than their labels claim. Because CBD products are loosely regulated, independent lab testing has repeatedly found significant THC levels in products marketed as “pure CBD” or “THC-free.” THC is the compound in cannabis that produces a high, and it affects children far more intensely than adults.
When a child ingests THC, the symptoms are more severe: pronounced sedation, confusion, poor coordination, dilated pupils, and in serious cases, breathing difficulty or unresponsiveness. The American Association of Poison Control Centers reported that calls related to young children ingesting cannabis edibles (including CBD products with undisclosed THC) increased by over 1,300% between 2017 and 2021. A substantial portion of pediatric emergency visits tied to edibles involve products that were not expected to contain meaningful THC.
This matters because if your child ate CBD gummies and is showing symptoms beyond mild sleepiness, THC exposure is a real possibility regardless of what the packaging says.
Why Gummies Are a Particular Problem
Gummies are the single most common form of cannabis product involved in accidental pediatric ingestion. The reason is obvious: they look and taste exactly like candy. A child who finds a bag of CBD or THC gummies has no way to distinguish them from regular gummy bears, and they’re likely to eat more than one.
Dosing compounds the problem. A single adult CBD gummy typically contains 10 to 50 milligrams of CBD. If a toddler eats several gummies from a bag, they could be consuming a dose meant for a full-sized adult, or even multiple adult doses. Some products contain 25 mg of CBD per gummy with a full bag totaling 750 mg or more. For a child weighing 30 pounds, that’s an enormous relative dose.
Other ingredients in the gummies can also cause issues. Many contain melatonin, sugar alcohols, or herbal extracts that can cause stomach upset, diarrhea, or additional sedation in children.
What to Do if It Happens
If you know or suspect your child ate CBD gummies, call Poison Control immediately at 1-800-222-1222 (in the U.S.). They handle these calls routinely and can assess risk based on the specific product, estimated amount consumed, and your child’s age and weight. Keep the product packaging if you have it, since the specialists will want to know the CBD content per gummy and any other listed ingredients.
While waiting or during the call, watch for these warning signs that require emergency care: difficulty breathing, inability to wake the child, seizures, or vomiting while drowsy (which creates a choking risk). Most children with mild exposure can be monitored at home under Poison Control guidance, but children who are very young, who consumed a large amount, or who show respiratory changes are typically directed to an emergency department.
At the hospital, treatment is mostly supportive. There’s no specific antidote for CBD or THC. Medical staff monitor breathing, heart rate, and consciousness level. Most children recover fully within 12 to 36 hours, though some require IV fluids or observation overnight. Rarely, a child with significant THC ingestion may need breathing support.
How Serious Is CBD Alone?
Isolated CBD exposure, where the product genuinely contains no THC, is generally less dangerous than THC ingestion. CBD does not produce intoxication in the way THC does, and there are no confirmed pediatric fatalities from CBD alone. The most common outcome is sedation that resolves on its own.
That said, “less dangerous” does not mean harmless. CBD can interact with other medications a child might be taking, potentially amplifying sedative effects. High doses can stress the liver, particularly in small bodies. And because you can rarely be certain a product contains only what its label claims, treating any cannabis edible ingestion as potentially containing THC is the safer approach.
Preventing Accidental Ingestion
Store CBD and THC gummies the same way you would store medications: in a high, locked, or child-proof location that is completely out of reach and sight. The original packaging for most edibles is not truly child-resistant, even when it claims to be. Transfer them to a container with a real child-proof lock if needed.
If you have guests or visit other homes, be aware that edibles left on countertops, in purses, or in low cabinets are within easy reach. A significant number of pediatric ingestion cases happen at a grandparent’s or friend’s house rather than the child’s own home. Treating these products with the same caution as prescription medications is the simplest way to prevent an emergency.