Can I take Quercetin with Caffeine?
Oral quercetin supplements with caffeine; studied capsule doses do not establish effects of every food or formulation.
Read the interaction guide →Medication overview
Caffeine: Supplement Interactions
Find the available answers about caffeine and supplements. Each guide explains its evidence and the forms it covers.
Supplement combinations
9 published guides. Coverage is limited to the combinations listed.
Can I take Iron with Caffeine?
Oral iron with caffeine; coffee, tea, meals and pure-caffeine tablets have different constituents.
Read the interaction guide →Can I take Vitamin B Complex with Caffeine?
Oral B-complex products with caffeine; individual vitamin doses, coffee exposure and isolated caffeine are distinguished.
Read the interaction guide →Can I take Panax Ginseng with Caffeine?
Oral Panax ginseng and caffeine; red-root extracts, unspecified ginseng and other species are not interchangeable.
Read the interaction guide →Can I take Bitter Orange with Caffeine?
Oral Citrus aurantium supplements with caffeine; ordinary food, topical oil and different synephrine compounds are not equivalent.
Read the interaction guide →Can I take Guarana with Caffeine?
Paullinia cupana seed preparations with oral caffeine; seed powder, extracts and multicomponent products vary.
Read the interaction guide →Can I take Echinacea Purpurea with Caffeine?
Oral Echinacea purpurea root preparation with caffeine; different species, aerial parts and mixed products require separate assessment.
Read the interaction guide →Can I take Zinc with Caffeine?
Oral zinc and caffeine; animal infusion experiments and tissue measurements do not directly establish human dosing advice.
Read the interaction guide →Can I take Ephedra Sinica with Caffeine?
Ephedra sinica products containing ephedrine alkaloids with oral caffeine; purified ephedrine and botanical mixtures are explicitly distinguished.
Read the interaction guide →A supplement missing from this list has not been cleared for use with the medication. These pages do not assess every product, formulation, or combination.
Publication status, clinical review and change history are shown in each interaction guide.