Multi-Modal Longevity Protocol Including Autologous Cell-Free Conditioned Media

Inclusion Criteria: * Age 45 years or older * Generally good overall health as assessed by the study team * Able and willing to provide written informed consent * Willing to participate in all components of the study protocol, including lifestyle optimisation, nutritional supplementation, blood collection, and scheduled follow-up visits * Able to comply with study procedures for the duration of the intervention and assessments Exclusion Criteria: * Presence of a major medical condition that, in the opinion of the investigators, could affect participation or safety * Any condition requiring hospitalization or emergency medical intervention within the past 12 months * Receipt of anti-aging or longevity treatments within the past six months (e.g., intravenous therapies, regenerative or cellular treatments, structured age-reversal programmes) * Active infectious disease at enrolment * Pregnancy or breastfeeding * Use of systemic immunomodulatory, cytotoxic, or investigational treatments in the prior 3 months * Any condition or circumstance that, in the judgement of the investigators, may interfere with study participation or data integrity