{"count":6,"index":{"built_at":"2026-07-27T23:33:40.856410+00:00","public_records":55311,"revision":"2965aee17465f8a8f5f001f7"},"query":{"area":null,"kind":null,"lang":null,"limit":10,"match_mode":"all_terms","q":"Evidence check: Ferritin in the context of Haut"},"results":[{"answer":"Ferritin is an iron-storage protein and a key biomarker for iron status. In the context of skin (Haut), well-established links exist: low ferritin (iron deficiency) can cause pallor, dry/scaly skin, and hair loss; high ferritin (iron overload, e.g., in hemochromatosis) may lead to bronze skin pigmentation ('bronze diabetes'). However, ferritin alone is insufficient for diagnosis—it must be interpreted alongside transferrin saturation, hemoglobin, and clinical signs. Acute inflammation can falsely elevate ferritin. The evidence for these skin associations is strong (human clinical studies, guidelines). Direct-to-consumer ferritin tests are generally accurate, but interpretation without medical oversight is risky, especially for iron overload which can damage organs. Caveat: skin changes have many causes; a single ferritin value does not replace a dermatological workup.","area":"gesundheit","canonical_id":"gesundheit:canonical-3ac1b000ef3d8a473c91bfd1","id":"public-81ef6b980fcbd38edbf20a8f","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Ferritin in the context of Haut","score":19.36615427,"snippet":"Ferritin is an iron-storage protein and a key biomarker for iron status. In the context of skin (Haut), well-established links exist: low ferritin (iron deficiency) can cause pallor, dry/scaly skin, and hair loss; high ferritin (iron overload, e.g., in hemochromatosis) may lead to bronze skin pigmentation ('bronze diabetes'). However, ferritin alone is insufficient for diagnosis—it must be interpreted alongside transferrin saturation, hemoglobin, and clinical signs. Acute inflammation can falsely elevate ferritin. The evidence for these skin associations is strong (human clinical studies, guidelines). Direct-to-consumer ferritin tests are generally accurate, but interpretation without medica","sources":[],"title":"Evidence check: Ferritin in the context of Haut","url":"https://tikki.wiki/wissen/gesundheit/frage/public-81ef6b980fcbd38edbf20a8f/evidence-check-ferritin-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 question about ferritin (iron stores) and skin is clinically relevant, but the provided knowledge contexts contain no specific studies or data on this link. Iron deficiency (low ferritin) can affect the skin – e.g., pallor, brittle nails, hair loss, or inflammatory changes – but these effects are non-specific and multifactorial. The evidence grade here is 'unclear' because the contexts only mention low ferritin in general (e.g., in children: treat with supplementation, no genetic testing recommended). No direct evidence connects specific genes (like PPARA, HTR2A, or COL1A1) to ferritin levels or skin health. Clinically, low ferritin should be evaluated with a complete blood count, iron panel, and inflammatory markers. Iron supplementation is only indicated for confirmed deficiency and under medical supervision, as excess is toxic. Skin improvements may occur after iron stores are replenished, but evidence for using ferritin as a specific 'skin diagnostic' is weak. Caveat: Without context, the answer remains conservative and evidence-aware.","area":"gesundheit","canonical_id":"gesundheit:canonical-723a2067836196e0462ff817","id":"public-afc78e76284cd3ae01a37f08","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Ferritin Eisenmangel in the context of Haut","score":19.25663572,"snippet":"The question about ferritin (iron stores) and skin is clinically relevant, but the provided knowledge contexts contain no specific studies or data on this link. Iron deficiency (low ferritin) can affect the skin – e.g., pallor, brittle nails, hair loss, or inflammatory changes – but these effects are non-specific and multifactorial. The evidence grade here is 'unclear' because the contexts only mention low ferritin in general (e.g., in children: treat with supplementation, no genetic testing recommended). No direct evidence connects specific genes (like PPARA, HTR2A, or COL1A1) to ferritin levels or skin health. Clinically, low ferritin should be evaluated with a complete blood count, iron p","sources":[],"title":"Evidence check: Ferritin Eisenmangel in the context of Haut","url":"https://tikki.wiki/wissen/gesundheit/frage/public-afc78e76284cd3ae01a37f08/evidence-check-ferritin-eisenmangel-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":"An iron-ferritin self-test measures ferritin levels in the blood, which reflect the body's iron stores. In the context of skin health, ferritin is often linked to hair loss, brittle nails, or pale skin. However, the evidence for a direct causal relationship between low ferritin and specific skin issues is mostly mechanistic and observational. Studies suggest that iron deficiency can impair oxygen delivery to the skin and disrupt collagen synthesis, but effects vary widely among individuals. A self-test can provide a rough indication but does not replace clinical diagnosis. Many factors—inflammation, infection, or chronic disease—affect ferritin levels independently of iron status. Additionally, elevated ferritin may indicate iron overload, which can also cause skin problems (e.g., hyperpigmentation). Without medical interpretation, there is a risk of misinterpretation and unnecessary supplementation. The overall evidence level is mechanistic to mixed: the biomarker is well-established, but the direct benefit of a self-test for skin health is not supported by randomized controlled trials.","area":"gesundheit","canonical_id":"gesundheit:canonical-c668f101abb83361bb0d4ae1","id":"public-ee0c332cafc5be3c05036976","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Eisen-Ferritin Selbsttest in the context of Haut","score":19.17857396,"snippet":"An iron-ferritin self-test measures ferritin levels in the blood, which reflect the body's iron stores. In the context of skin health, ferritin is often linked to hair loss, brittle nails, or pale skin. However, the evidence for a direct causal relationship between low ferritin and specific skin issues is mostly mechanistic and observational. Studies suggest that iron deficiency can impair oxygen delivery to the skin and disrupt collagen synthesis, but effects vary widely among individuals. A self-test can provide a rough indication but does not replace clinical diagnosis. Many factors—inflammation, infection, or chronic disease—affect ferritin levels independently of iron status. Additional","sources":[],"title":"Evidence check: Eisen-Ferritin Selbsttest in the context of Haut","url":"https://tikki.wiki/wissen/gesundheit/frage/public-ee0c332cafc5be3c05036976/evidence-check-eisen-ferritin-selbsttest-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 'Cardio Risk Check' (cardiovascular risk test) in the context of 'skin'. The provided context does not contain direct evidence for such a test. Fragments (MELK gene, TRH gene, lactose intolerance, iron/ferritin self-test) are only loosely related to cardiovascular risk. The MELK gene note on vitamin K epoxide reductase is mechanistic and unclear; the TRH gene entry involves the thyroid axis, which can indirectly affect the cardiovascular system but is not a risk screening tool. The iron/ferritin test is a lifestyle product without cardiovascular validation. Skin signs such as xanthelasmas or arcus lipoides corneae are clinical markers of lipid disorders but are not typically assessed by DTC genetic tests. The evidence for a 'Cardio Risk Check' as a skin-related test is weak and based on mechanistic assumptions. Consumers should not rely on such tests for medical decisions; a clinical lipid panel and physician risk assessment are necessary.","area":"gesundheit","canonical_id":"gesundheit:canonical-8e1a2a90bf259a86f08d8130","id":"public-2255df62d7f18aec6f94f765","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: Cardio Risk Check | Herz-Kreislauf Risiko-Test in the context of Haut","score":18.61143875,"snippet":"The query concerns a 'Cardio Risk Check' (cardiovascular risk test) in the context of 'skin'. The provided context does not contain direct evidence for such a test. Fragments (MELK gene, TRH gene, lactose intolerance, iron/ferritin self-test) are only loosely related to cardiovascular risk. The MELK gene note on vitamin K epoxide reductase is mechanistic and unclear; the TRH gene entry involves the thyroid axis, which can indirectly affect the cardiovascular system but is not a risk screening tool. The iron/ferritin test is a lifestyle product without cardiovascular validation. Skin signs such as xanthelasmas or arcus lipoides corneae are clinical markers of lipid disorders but are not typic","sources":[],"title":"Evidence check: Cardio Risk Check | Herz-Kreislauf Risiko-Test in the context of Haut","url":"https://tikki.wiki/wissen/gesundheit/frage/public-2255df62d7f18aec6f94f765/evidence-check-cardio-risk-check-herz-kreislauf-risiko-test-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":"FTO (fat mass and obesity-associated) is a well-studied gene; variants like rs9939609 are robustly linked to increased obesity risk. However, direct evidence for a role in skin health is limited. Mechanistic studies show FTO is expressed in skin cells and may influence collagen metabolism, inflammation, or hair follicle cycling, but human data connecting specific FTO alleles to skin outcomes (e.g., acne, wrinkling, elasticity) are sparse and inconclusive. MyBody-X’s Women’s Wellness Check does not analyze FTO; it focuses on biomarkers like vitamin D, ferritin, and thyroid function, which have clearer ties to skin health. If you have FTO risk variants, remember that lifestyle factors—diet, sun exposure, stress management—dominate skin condition. The evidence for a direct FTO–skin link is currently mechanistic or unclear, not supported by strong human studies. Therefore, any consumer DNA report claiming a skin effect from FTO should be viewed with caution.","area":"gesundheit","canonical_id":"gesundheit:canonical-83d0abb345463e996436a80a","id":"public-0ffe7d9c72d4675deca35380","kind":"qa","language":"en","publication_status":"existing_native_answer_privacy_screened_sources_pending","question":"Evidence check: FTO in the context of Haut","score":17.83171891,"snippet":"FTO (fat mass and obesity-associated) is a well-studied gene; variants like rs9939609 are robustly linked to increased obesity risk. However, direct evidence for a role in skin health is limited. Mechanistic studies show FTO is expressed in skin cells and may influence collagen metabolism, inflammation, or hair follicle cycling, but human data connecting specific FTO alleles to skin outcomes (e.g., acne, wrinkling, elasticity) are sparse and inconclusive. MyBody-X’s Women’s Wellness Check does not analyze FTO; it focuses on biomarkers like vitamin D, ferritin, and thyroid function, which have clearer ties to skin health. If you have FTO risk variants, remember that lifestyle factors—diet, su","sources":[],"title":"Evidence check: FTO in the context of Haut","url":"https://tikki.wiki/wissen/gesundheit/frage/public-0ffe7d9c72d4675deca35380/evidence-check-fto-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":17.46349132,"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"}}],"schema_version":"tikki.search-response.v1"}