Propolis (bee product)

Propolis is a bee product often marketed as a way to slow aging and extend lifespan. There's no convincing evidence for this use: studies don't show an anti-aging effect or any impact on longevity. The substance itself is harmless in this role, but it won't deliver a rejuvenating result. What actually shapes aging is sleep, nutrition, physical activity, sun protection, and keeping chronic conditions under control.

Propolis is sold as a «natural antibiotic» for colds and sore throat. Evidence base is weak: small RCTs showed heterogeneous results with propolis lozenges and sprays for pharyngitis symptom relief, without confirming symptom duration or complication frequency reduction. IDSA 2016 and AAFP list symptomatic therapy (paracetamol, fluids, rest) first-line for the common cold; efficacy of supplements including propolis is not confirmed. If propolis was recommended as a substitute for a medical consultation in prolonged infection (>10 days) or bacterial sinusitis/tonsillitis symptoms, consider seeking a second opinion.

Propolis is widely sold for «immune boosting» and «cold prevention». No evidence base with clinically meaningful endpoints (infection frequency, hospitalisation, illness duration); laboratory studies recorded cytokine profile and phagocyte activity changes without translation to human outcomes. EMA HMPC issued no propolis monograph. If propolis was recommended for frequent respiratory infections, consider seeking a second opinion: possible underlying causes (iron deficiency, vitamin D deficiency, chronic infection focus, immunodeficiency) require targeted workup.