Interaction Checker

Check interactions

Add your supplements, foods, meals — and any medications you take — to see how they interact. Findings are grouped by severity: what to avoid, what needs care or timing, and what actually works better together.

BULK Pre-Workout

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Add a medication you take (optional)

Caution

18 · Combine carefully — read the note

Caution

PotassiumACE inhibitors / ARBs / K-sparing diuretics

Potassium supplements with these drugs can cause dangerously high potassium.

Why: These drugs reduce potassium excretion.

→ Only supplement potassium under prescriber guidance with labs.

Curated

Caution

Beta-AlanineNone significant

Beta-Alanine: None significant

Known interaction

Caution

Betaine (TMG)None significant

Betaine (TMG): None significant

Known interaction

Caution

BoronNone significant

Boron: None significant

Known interaction

Caution

L-TyrosineMAOIs contraindicated

L-Tyrosine: MAOIs contraindicated

Known interaction

Caution

L-TyrosineThyroid meds

L-Tyrosine: Thyroid meds

Known interaction

Caution

PotassiumACE inhibitors

Potassium: ACE inhibitors

Known interaction

Caution

PotassiumARBs

Potassium: ARBs

Known interaction

Caution

PotassiumPotassium-sparing diuretics

Potassium: Potassium-sparing diuretics

Known interaction

Caution

PotassiumNSAIDs

Potassium: NSAIDs

Known interaction

Caution

Sodium (Electrolyte)May counteract BP meds

Sodium (Electrolyte): May counteract BP meds

Known interaction

Caution

TaurineMay enhance BP medications

Taurine: May enhance BP medications

Known interaction

Caution

L-TheanineMay enhance BP meds

L-Theanine: May enhance BP meds

Known interaction

Caution

Vitamin B12 (Cobalamin)Metformin reduces absorption

Vitamin B12 (Cobalamin): Metformin reduces absorption

Known interaction

Caution

Vitamin B12 (Cobalamin)PPIs reduce absorption

Vitamin B12 (Cobalamin): PPIs reduce absorption

Known interaction

Caution

Vitamin B6Levodopa

Vitamin B6: Levodopa

Known interaction

Caution

Vitamin B6Some seizure meds

Vitamin B6: Some seizure meds

Known interaction

Caution

ZincSeparate from antibiotics

Zinc: Separate from antibiotics

Known interaction

Works well together

2 · Beneficial pairing

Works well together

PotassiumSodium (Electrolyte)

Potassium pairs well with Sodium (Electrolyte).

Stacking note

Works well together

Vitamin B6Zinc

Vitamin B6 pairs well with Zinc.

Stacking note

Not medical advice. This tool surfaces well-established and known interactions from our reference data and curated rules. It is not exhaustive, can’t see your full health picture, and an absence of findings does not mean a combination is safe. Always consult a doctor or pharmacist about your supplements and medications.