{"count":6,"index":{"built_at":"2026-07-27T20:57:25.953253+00:00","public_records":55311,"revision":"a8e3318e1de81eabc44457bb"},"query":{"area":null,"kind":null,"lang":null,"limit":10,"match_mode":"all_terms","q":"Evidence check: VDR in the context of Haut"},"results":[{"answer":"The vitamin D receptor (VDR) is frequently discussed in the context of skin health, particularly psoriasis, skin barrier function, and premature aging. The evidence is moderate: human observational studies and GWAS have linked VDR polymorphisms (e.g., FokI, TaqI) to psoriasis risk, but effect sizes are small and replication inconsistent. For direct anti-aging effects (collagen, elasticity), robust clinical trials are lacking; most data come from cell or animal models. VDR does influence keratinocyte differentiation and local vitamin D activation, which is biologically plausible, but a personalized recommendation based solely on a genetic test is not evidence-based. Caveat: Vitamin D supplementation should not be guided by a VDR test alone – blood levels of 25(OH)D are clinically more relevant. MyBody-X tests provide orienting hints, not diagnoses.","area":"gesundheit","canonical_id":"gesundheit:canonical-d586e65cefa4cf71316f9173","id":"public-e6fe4e3eb6cddc662babb181","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: VDR in the context of Haut","score":21.1520668,"snippet":"The vitamin D receptor (VDR) is frequently discussed in the context of skin health, particularly psoriasis, skin barrier function, and premature aging. The evidence is moderate: human observational studies and GWAS have linked VDR polymorphisms (e.g., FokI, TaqI) to psoriasis risk, but effect sizes are small and replication inconsistent. For direct anti-aging effects (collagen, elasticity), robust clinical trials are lacking; most data come from cell or animal models. VDR does influence keratinocyte differentiation and local vitamin D activation, which is biologically plausible, but a personalized recommendation based solely on a genetic test is not evidence-based. Caveat: Vitamin D suppleme","sources":[],"title":"Evidence check: VDR in the context of Haut","url":"https://tikki.wiki/wissen/gesundheit/frage/public-e6fe4e3eb6cddc662babb181/evidence-check-vdr-in-the-context-of-haut/","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":"A nutrient check in the context of skin, as offered by MyBody-X, typically analyzes DNA variants in genes like VDR (vitamin D receptor) or SOD2 (superoxide dismutase). However, the evidence for personalized dietary recommendations from such tests is weak. VDR variants have only a small effect on vitamin D metabolism, and SOD2 variants alter antioxidant capacity marginally. High-dose antioxidants are not proven beneficial and may be harmful. Skin health is far more influenced by UV exposure, diet, sleep, and skincare. MyBody-X itself rates many of these tests as 'marketing' or 'mechanistic'. A nutrient check can serve as a conversation starter for a balanced diet but does not replace medical advice. Caveat: Do not diagnose skin conditions or deficiencies from DNA alone.","area":"gesundheit","canonical_id":"gesundheit:canonical-3ae39840de8cbacc636446b0","id":"public-122729e9044b2640dfe9d463","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Nährstoffcheck in the context of Haut","score":20.36791305,"snippet":"A nutrient check in the context of skin, as offered by MyBody-X, typically analyzes DNA variants in genes like VDR (vitamin D receptor) or SOD2 (superoxide dismutase). However, the evidence for personalized dietary recommendations from such tests is weak. VDR variants have only a small effect on vitamin D metabolism, and SOD2 variants alter antioxidant capacity marginally. High-dose antioxidants are not proven beneficial and may be harmful. Skin health is far more influenced by UV exposure, diet, sleep, and skincare. MyBody-X itself rates many of these tests as 'marketing' or 'mechanistic'. A nutrient check can serve as a conversation starter for a balanced diet but does not replace medical ","sources":[],"title":"Evidence check: Nährstoffcheck in the context of Haut","url":"https://tikki.wiki/wissen/gesundheit/frage/public-122729e9044b2640dfe9d463/evidence-check-naehrstoffcheck-in-the-context-of-haut/","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 query concerns a DNA test called 'Fitness Vitality DNA' in the context of skin. The provided context includes only general SNP frequencies (rs1800497, rs1001179) and a brief Q&A on vitamin D and VDR. There is no direct evidence that this specific test provides clinically valid insights for skin health. Many commercial DNA tests combine markers for fitness, nutrition, and skin, but the evidence for personalized actionable recommendations is weak. Skin aging is dominated by UV exposure, lifestyle, and hormones; individual genetic variants (e.g., in collagen or antioxidant pathways) have only minor effects. The VDR SNP rs731236 may subtly influence vitamin D signaling, but its clinical relevance for skin is unclear. Without validated studies linking this test to skin parameters like elasticity, wrinkling, or acne, its predictive value remains speculative. I advise caution: such tests are often marketing, not medicine. A dermatologist or blood analysis (e.g., vitamin D, ferritin) is more reliable.","area":"gesundheit","canonical_id":"gesundheit:canonical-70e65a995c3ff618d62e209c","id":"public-5137637d391de53b4854755d","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Fitness Vitality DNA in the context of Haut","score":20.18084524,"snippet":"The query concerns a DNA test called 'Fitness Vitality DNA' in the context of skin. The provided context includes only general SNP frequencies (rs1800497, rs1001179) and a brief Q&A on vitamin D and VDR. There is no direct evidence that this specific test provides clinically valid insights for skin health. Many commercial DNA tests combine markers for fitness, nutrition, and skin, but the evidence for personalized actionable recommendations is weak. Skin aging is dominated by UV exposure, lifestyle, and hormones; individual genetic variants (e.g., in collagen or antioxidant pathways) have only minor effects. The VDR SNP rs731236 may subtly influence vitamin D signaling, but its clinical rele","sources":[],"title":"Evidence check: Fitness Vitality DNA in the context of Haut","url":"https://tikki.wiki/wissen/gesundheit/frage/public-5137637d391de53b4854755d/evidence-check-fitness-vitality-dna-in-the-context-of-haut/","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 role of a 'Cardio Risk Check' in skin cannot be determined from the provided context. The available information covers genetic variants (TAS2R38, rs762551, VDR, ACTN3), IgG-based food intolerance tests, and gut microbiome analysis – none of which address a Cardio Risk Check or its relevance to skin. Such products are often marketed with health claims, but the given evidence does not support any specific role. Without validated biomarkers linking cardiovascular risk to skin in the provided sources, the evidence grade is unclear. Consumers should be cautious about unproven tests and consult a healthcare professional.","area":"gesundheit","canonical_id":"gesundheit:canonical-17d36deda07d24980488f693","id":"public-7a6e6204c40de220696ca231","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"What role does Cardio Risk Check play in Haut?","score":19.1380022,"snippet":"The role of a 'Cardio Risk Check' in skin cannot be determined from the provided context. The available information covers genetic variants (TAS2R38, rs762551, VDR, ACTN3), IgG-based food intolerance tests, and gut microbiome analysis – none of which address a Cardio Risk Check or its relevance to skin. Such products are often marketed with health claims, but the given evidence does not support any specific role. Without validated biomarkers linking cardiovascular risk to skin in the provided sources, the evidence grade is unclear. Consumers should be cautious about unproven tests and consult a healthcare professional.","sources":[],"title":"What role does Cardio Risk Check play in Haut?","url":"https://tikki.wiki/wissen/gesundheit/frage/public-7a6e6204c40de220696ca231/what-role-does-cardio-risk-check-play-in-haut/","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 relationship between Cardio Risk Check and Haut (skin) is not directly established in the provided context. Cardio Risk Check typically involves genetic markers for cardiovascular risk, such as rs4253778 in PPARA (affecting HDL metabolism) or rs4149056 in SLCO1B1 (associated with statin myopathy). Haut likely refers to skin-related genetic markers, possibly including VDR (rs2228570) for vitamin D receptor function or NQO1 (rs1800566) for detoxification and oxidative stress. No direct evidence linking these two domains is present in the knowledge base. A combined test offering („combo“) may cover both areas to assess systemic factors like inflammation, oxidative stress, or nutrient status that could influence both cardiovascular and skin health. However, such connections are largely mechanistic or speculative, not supported by strong human studies. Therefore, the evidence level is „unclear“. Consumers should recognize that single gene variants have small effect sizes; lifestyle, diet, and clinical biomarkers (e.g., blood levels) are far more impactful. Medical advice is recommended before any intervention.","area":"gesundheit","canonical_id":"gesundheit:canonical-ba9d7811410501d9de5fb38c","id":"public-645948d18828a697b67ae65d","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"How are Cardio Risk Check and Haut related?","score":18.64093387,"snippet":"The relationship between Cardio Risk Check and Haut (skin) is not directly established in the provided context. Cardio Risk Check typically involves genetic markers for cardiovascular risk, such as rs4253778 in PPARA (affecting HDL metabolism) or rs4149056 in SLCO1B1 (associated with statin myopathy). Haut likely refers to skin-related genetic markers, possibly including VDR (rs2228570) for vitamin D receptor function or NQO1 (rs1800566) for detoxification and oxidative stress. No direct evidence linking these two domains is present in the knowledge base. A combined test offering („combo“) may cover both areas to assess systemic factors like inflammation, oxidative stress, or nutrient status","sources":[],"title":"How are Cardio Risk Check and Haut related?","url":"https://tikki.wiki/wissen/gesundheit/frage/public-645948d18828a697b67ae65d/how-are-cardio-risk-check-and-haut-related/","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 contexts do not directly address a link between a Fertility Check and skin. However, general research suggests plausible but indirect connections: skin condition (e.g., acne, elasticity, inflammation) can reflect hormonal imbalances, oxidative stress, and nutrient deficiencies that also affect fertility. For instance, vitamin D receptor (VDR) variants are associated with both skin health and reproduction. MTHFR polymorphisms impact methylation, which is relevant for egg quality and skin regeneration. Chronic low-grade inflammation (inflammaging), measured by biomarkers like CRP, is linked to both domains. Yet the evidence for direct, clinically actionable predictions from consumer DNA tests is weak. Most studies show small effect sizes that are easily overridden by lifestyle. Official guidelines do not recommend routine genetic testing for fertility or skin. Therefore, the relationship between a Fertility Check and skin is best described as unclear and largely mechanistic based on the available data. Consumers should be cautious of marketing claims suggesting direct benefits of such tests for both areas.","area":"gesundheit","canonical_id":"gesundheit:canonical-64b704c8cfe84f1377c94a7a","id":"public-4d6a128319e4f9bef1330a6b","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"How are Fertility Check | Fruchtbarkeits-Test and Haut related?","score":18.43360719,"snippet":"The provided knowledge contexts do not directly address a link between a Fertility Check and skin. However, general research suggests plausible but indirect connections: skin condition (e.g., acne, elasticity, inflammation) can reflect hormonal imbalances, oxidative stress, and nutrient deficiencies that also affect fertility. For instance, vitamin D receptor (VDR) variants are associated with both skin health and reproduction. MTHFR polymorphisms impact methylation, which is relevant for egg quality and skin regeneration. Chronic low-grade inflammation (inflammaging), measured by biomarkers like CRP, is linked to both domains. Yet the evidence for direct, clinically actionable predictions f","sources":[],"title":"How are Fertility Check | Fruchtbarkeits-Test and Haut related?","url":"https://tikki.wiki/wissen/gesundheit/frage/public-4d6a128319e4f9bef1330a6b/how-are-fertility-check-fruchtbarkeits-test-and-haut-related/","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"}