{"count":3,"index":{"built_at":"2026-07-28T03:03:04.940452+00:00","public_records":55311,"revision":"b5e85e40d117079d2d47438a"},"query":{"area":null,"kind":null,"lang":null,"limit":10,"match_mode":"all_terms","q":"Evidence check: CYP2D6 in the context of Sport"},"results":[{"answer":"CYP2D6 is a key phase I drug-metabolizing enzyme responsible for breaking down many medications (e.g., opioids, beta-blockers, antidepressants). In a sports context, it is discussed mainly regarding metabolism of painkillers and performance-related substances. Genetic variants (poor, intermediate, extensive, ultrarapid metabolizers) can affect drug efficacy and toxicity. However, there is no robust evidence that CYP2D6 variants directly predict athletic performance or injury risk. Most studies are pharmacokinetic and not tailored to athlete populations. DTC tests promoting CYP2D6 for sport often overstate clinical relevance. Single-gene interpretation without medical supervision is not advisable. Evidence: mechanistic/unclear. Caveat: No prediction of sport performance; drug interactions must be evaluated individually.","area":"gesundheit","canonical_id":"gesundheit:canonical-dcf59e6575e0fa786d36771a","id":"public-c34746620a50b756292c2ef8","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: CYP2D6 in the context of Sport","score":23.7826671,"snippet":"CYP2D6 is a key phase I drug-metabolizing enzyme responsible for breaking down many medications (e.g., opioids, beta-blockers, antidepressants). In a sports context, it is discussed mainly regarding metabolism of painkillers and performance-related substances. Genetic variants (poor, intermediate, extensive, ultrarapid metabolizers) can affect drug efficacy and toxicity. However, there is no robust evidence that CYP2D6 variants directly predict athletic performance or injury risk. Most studies are pharmacokinetic and not tailored to athlete populations. DTC tests promoting CYP2D6 for sport often overstate clinical relevance. Single-gene interpretation without medical supervision is not advis","sources":[],"title":"Evidence check: CYP2D6 in the context of Sport","url":"https://tikki.wiki/wissen/gesundheit/frage/public-c34746620a50b756292c2ef8/evidence-check-cyp2d6-in-the-context-of-sport/","verification":{"claim_support_verified":false,"human_reviewed":false,"quote_exact_match":false,"source_identity_verified":false,"tier":"existing_native_answer_privacy_screened_sources_pending"}},{"answer":"The provided knowledge context does not contain specific information about the mentioned NutriCare or INFINITY DNA-Test in a sports setting. In general, evidence for DNA-based sports tests is weak: genes like ACTN3 have small effect sizes, and athletic performance is largely determined by training, nutrition, and environment. Microbiome tests may indicate Bifidobacteria levels that support recovery, but direct training optimization is not proven. Pharmacogenetic tests (e.g., CYP2D6) are relevant for painkiller metabolism but not for sports talent. Without product-specific data, the evidence remains unclear. Consumers should maintain realistic expectations: no DNA test replaces personalized coaching or medical advice. Safety note: always consult a professional before changing supplements or medications based on genetic results.","area":"gesundheit","canonical_id":"gesundheit:canonical-e1f8e1c8b1f03e975663fe79","id":"public-25723cb084f2c67c7b53e073","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: NutriCare | INFINITY DNA-Test in the context of Sport","score":21.8684094,"snippet":"The provided knowledge context does not contain specific information about the mentioned NutriCare or INFINITY DNA-Test in a sports setting. In general, evidence for DNA-based sports tests is weak: genes like ACTN3 have small effect sizes, and athletic performance is largely determined by training, nutrition, and environment. Microbiome tests may indicate Bifidobacteria levels that support recovery, but direct training optimization is not proven. Pharmacogenetic tests (e.g., CYP2D6) are relevant for painkiller metabolism but not for sports talent. Without product-specific data, the evidence remains unclear. Consumers should maintain realistic expectations: no DNA test replaces personalized c","sources":[],"title":"Evidence check: NutriCare | INFINITY DNA-Test in the context of Sport","url":"https://tikki.wiki/wissen/gesundheit/frage/public-25723cb084f2c67c7b53e073/evidence-check-nutricare-infinity-dna-test-in-the-context-of-sport/","verification":{"claim_support_verified":false,"human_reviewed":false,"quote_exact_match":false,"source_identity_verified":false,"tier":"existing_native_answer_privacy_screened_sources_pending"}},{"answer":"The evidence for pharmacogenetic testing in sports is mixed. While certain gene variants (e.g., CYP2D6, CYP2C9, VKORC1) can influence the metabolism of drugs like NSAIDs, beta-blockers, or caffeine, there is a lack of specific studies demonstrating a direct performance benefit or safety risk for athletes. Most findings come from clinical pharmacogenetics and have not been systematically validated in athletic populations. Additionally, many tested variants are population-specific and often have only moderate effect sizes. A standalone DNA test without accompanying blood level measurements or medical history can be misleading. In elite sports, doping regulations must also be considered – a genetic predisposition does not justify substance use outside permitted medication. Conclusion: Pharmacogenetics in sports is an emerging field, but current evidence does not support routine recommendations. A test may serve as supplementary information but should never be the sole basis for medication decisions.","area":"gesundheit","canonical_id":"gesundheit:canonical-175c57d040265239e365118e","id":"public-9c0799a781ab3cc4b6337b37","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Pharmakogenetik Medicheck in the context of Sport","score":21.63726822,"snippet":"The evidence for pharmacogenetic testing in sports is mixed. While certain gene variants (e.g., CYP2D6, CYP2C9, VKORC1) can influence the metabolism of drugs like NSAIDs, beta-blockers, or caffeine, there is a lack of specific studies demonstrating a direct performance benefit or safety risk for athletes. Most findings come from clinical pharmacogenetics and have not been systematically validated in athletic populations. Additionally, many tested variants are population-specific and often have only moderate effect sizes. A standalone DNA test without accompanying blood level measurements or medical history can be misleading. In elite sports, doping regulations must also be considered – a gen","sources":[],"title":"Evidence check: Pharmakogenetik Medicheck in the context of Sport","url":"https://tikki.wiki/wissen/gesundheit/frage/public-9c0799a781ab3cc4b6337b37/evidence-check-pharmakogenetik-medicheck-in-the-context-of-sport/","verification":{"claim_support_verified":false,"human_reviewed":false,"quote_exact_match":false,"source_identity_verified":false,"tier":"existing_native_answer_privacy_screened_sources_pending"}}],"schema_version":"tikki.search-response.v1"}