{"count":1,"index":{"built_at":"2026-07-28T01:38:52.671482+00:00","public_records":55311,"revision":"d2370d41c3ac13b8cf2c6f34"},"query":{"area":null,"kind":null,"lang":null,"limit":10,"match_mode":"all_terms","q":"Evidence check: MC4R in the context of Blutzucker"},"results":[{"answer":"MC4R (melanocortin-4 receptor) is a key regulator of energy balance and appetite. Variants such as rs17782313 near MC4R have been associated with higher BMI and type 2 diabetes risk in GWAS. The link to blood sugar is indirect: increased appetite and obesity can lead to insulin resistance and elevated fasting glucose. Effect sizes of single SNPs are small, explaining only a few percent of variance. Direct, independent effects on glucose regulation are not established. Consumer DNA tests often list MC4R as a 'blood sugar gene,' which can be misleading. Evidence is based on population studies, not causal mechanisms. Lifestyle adjustments are beneficial for carriers but not MC4R-specific. Safety note: Do not make clinical decisions based solely on this marker. Fasting glucose and HbA1c should be monitored by a physician.","area":"gesundheit","canonical_id":"gesundheit:canonical-4070d34f135ec5033bf40b14","id":"public-9972373b4d08bf7bae89077a","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: MC4R in the context of Blutzucker","score":21.83320962,"snippet":"MC4R (melanocortin-4 receptor) is a key regulator of energy balance and appetite. Variants such as rs17782313 near MC4R have been associated with higher BMI and type 2 diabetes risk in GWAS. The link to blood sugar is indirect: increased appetite and obesity can lead to insulin resistance and elevated fasting glucose. Effect sizes of single SNPs are small, explaining only a few percent of variance. Direct, independent effects on glucose regulation are not established. Consumer DNA tests often list MC4R as a 'blood sugar gene,' which can be misleading. Evidence is based on population studies, not causal mechanisms. Lifestyle adjustments are beneficial for carriers but not MC4R-specific. Safet","sources":[],"title":"Evidence check: MC4R in the context of Blutzucker","url":"https://tikki.wiki/wissen/gesundheit/frage/public-9972373b4d08bf7bae89077a/evidence-check-mc4r-in-the-context-of-blutzucker/","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"}