Short answer

We found no documented interaction between Carnitine and DIM in the sources below. That isn't proof the combination is right for you: check each one's cautions, and ask your pharmacist if you take medication.

Carnitine

What it is: A nutrient the body makes and gets from meat; it helps turn food into energy.

What the research says: Healthy people make all they need. Results for dementia and other conditions are mixed.

Cautions

• 3 g a day or more can cause nausea, cramps, diarrhea and a fishy body odor.
• High amounts may cause muscle weakness in kidney disease and raise seizure risk in people with seizure disorders.

Medicines to check

• Some anti-seizure medicines (phenobarbital, valproic acid) and long-term use of some antibiotics can lower carnitine levels

In Holitro: Carnitine (500 mg per capsule)

Source: NIH Office of Dietary Supplements: Carnitine: Fact Sheet for Consumers (updated May 2023)

DIM (diindolylmethane)

What it is: A compound formed from vegetables like broccoli and cabbage, sold for estrogen balance.

What the research says: It changes how estrogen is broken down, and lab studies suggest anticancer effects, but human data are limited. There's no evidence for 'detox' claims.

Cautions

• Not for pregnancy, trying to conceive or breastfeeding, because of possible hormone effects.
• Rare reports include vision problems after very high use, and rash.

Medicines to check

• Birth control pills: check with a clinician first
• Many prescription drugs processed by the liver: DIM may make them less effective

In Holitro: DIM (300 mg per capsule)

Source: Memorial Sloan Kettering Cancer Center, About Herbs: Diindolylmethane (updated December 2023)

Check with your doctor or pharmacist, especially if you take medication.

Check your stack — free

Educational information only, not medical advice. This reflects general ingredient overlap, not a personalized safety review. Always check with your doctor or pharmacist before combining supplements, especially if you take medication, are pregnant or nursing, or manage a health condition. These statements have not been evaluated by the FDA.