Understanding the interactions, benefits, and safety of combining these two powerful supplements.
We found no documented interaction between Probiotic 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.
What it is: Live microorganisms, mostly bacteria, that may benefit health when taken in large enough amounts. They work mainly in the gut.
What the research says: Effects depend on the specific strain, and many probiotic products haven't been studied.
In Holitro: 10B Probiotic
Source: NIH Office of Dietary Supplements: Probiotics: Fact Sheet for Consumers (updated November 2025)
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.
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 — freeEducational 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.
Balancing dosages across multiple different bottles is risky, inefficient, and expensive. 10B Probiotic is already lab-dosed and delivered daily in our Gut Pack — one less bottle to manage.
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