Each questionnaire is tailored to a specific area. You can complete both.
📋 Disclosure: original LongevLife questionnaires
These questionnaires were developed by LongevLife based on clinical parameters published in the dermatological and trichological literature (TrichoScan, Corneometry, Cutometry). They are not clinically validated questionnaires and are intended for initial guidance only. The recommendations are based on peer-reviewed studies and meta-analyses. They do not constitute medical advice.
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Skin & Radiance
Moisture · elasticity · radiance · even skin
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Hair & Nails
Hair loss · thickness · scalp health
Question 1 of 812%
🧴 Skin & Radiance Questionnaire
Assessment of your skin health
8 questions based on clinical parameters. At the end, research-backed supplement recommendations.
⚕️ Medical disclaimerThe recommendations are based on studies published in peer-reviewed journals and are not medical advice. Consult a dermatologist before changing any protocol. This questionnaire is not a validated clinical tool.
🔬 For maximum accuracy: Blood tests (vitamin D, iron, B12, TSH) allow a more accurate protocol.
⚕️ Medical disclaimerHair loss can be a symptom of medical conditions (hypothyroidism, PCOS, nutritional deficiencies). Consult a doctor before any protocol. This questionnaire is not a validated clinical tool.
🔬 For maximum accuracy: Ferritin, TSH, vitamin D, B12, and a blood count are essential for diagnosing the cause of hair loss.