Can I take NAC with Tyrosine?

Understanding the interactions, benefits, and safety of combining these two powerful supplements.

NAC
+
Tyrosine

Short answer

We found no documented interaction between NAC and Tyrosine 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.

NAC (N-acetylcysteine)

What it is: An antioxidant that's both a hospital medicine (for acetaminophen overdose) and a supplement.

What the research says: As a medicine it treats acetaminophen poisoning. As a supplement, results for lung conditions and as an add-on for depression are mixed.

Cautions

  • It can cause stomach upset, nausea, diarrhea, tiredness or rash; less often low blood pressure or headache.

Medicines to check

  • Nitroglycerin: don't combine (severe headaches, lower blood pressure)
  • Antidepressants: animal studies suggest NAC may strengthen their effect
  • Cancer treatment: check with your care team

In Holitro: NAC (600 mg per capsule)

Source: Memorial Sloan Kettering Cancer Center, About Herbs: N-Acetylcysteine (updated October 2022)

Tyrosine

What it is: An amino acid the body uses to make dopamine and noradrenaline.

What the research says: It may help thinking during short, stressful or demanding tasks. Benefits for exercise or medical conditions appear small; reviews call the evidence weak.

Cautions

  • The reviews we used don't report safety data.

Medicines to check

  • Talk to your clinician if you take any medicine

In Holitro: Tyrosine (500 mg per capsule)

Sources: PubMed review: Tyrosine supplementation under stress or cognitive demands: review (2015) (updated August 2015); PubMed review: Tyrosine for mitigating stress: rapid evidence assessment (2015) (updated July 2015)

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.

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