The secret in the beehive: why propolis has survived 3,000 years of medical history

Bees are outstanding architects, but also first-class pharmacists. Their hive is among the lowest-germ spaces in nature — despite warmth, humidity and hundreds of thousands of living inhabitants. The secret: propolis. A resin of plant saps, wax, enzymes and pollen that bees stick into every crack, literally sterilising the inside of their hive. What is building material and disinfectant for the bee has fascinated medicine since antiquity — and twenty-first century science is beginning to decode its effect at the molecular level.

Propolis is not a uniform substance but a highly complex mixture of more than 200 identified individual compounds — of varying composition depending on region of origin and plant base. Its range of effects is carried above all by flavonoids such as chrysin, galangin and pinocembrin as well as by caffeic acid phenethyl ester (CAPE).

In laboratory studies CAPE inhibits the transcription factor NF-κB — a central inflammation switch in the immune system — and at the same time reduces pro-inflammatory cytokines such as IL-6, TNF-α and CRP.

Propolis also acts directly against bacteria by destabilising the bacterial cell membrane and inhibits the replication of viruses such as influenza, herpes and adenoviruses.

All of this in a single natural substance — whereby the concentration of the active compounds varies considerably and standardisation in food supplements is difficult.

A chronically weakened immune system does not always show itself as dramatic illness.

More often it appears as persistent susceptibility to infection, slow wound healing, recurring inflammation — sinuses, tonsils, bladder — and an exhaustion that does not fully resolve even after sleep.

The causes are varied: micronutrient deficiencies such as selenium, zinc or vitamin D, chronic stress, dysbiosis in the gut — since around 70 per cent of the immune system is located in the gut — or simply too high a continuous load on the body.

This is exactly where propolis can be useful as supplementary support: it modulates the immune response without stimulating it indiscriminately, and at the same time provides antioxidant protection for weakened cells.

An overactive immune system is at least as problematic as one that is too weak — and considerably more common in Germany than assumed.

Chronically raised inflammation markers, autoimmune conditions such as Hashimoto’s, rheumatism or psoriasis, but also silent systemic inflammation as a longevity risk factor are signs of dysregulation.

Anyone who uses immune-stimulating agents indiscriminately in this state risks making things worse.

That is an important point with propolis: its immunomodulatory effect — the ability to regulate both excessive and overly weak immune reactions — is what makes it scientifically interesting.

At the same time this means: anyone who wants to use propolis sensibly should know where their immune system currently stands.

…propolis achieved a significant reduction of the inflammation markers IL-6, CRP and TNF-α in the blood in meta-analyses of randomised studies — not only in the test tube, but in humans?

A comprehensive review of propolis and its range of effects (PubMed ID: 34208334, PMC: 8231288) describes antibacterial, antiviral, antifungal and antiparasitic properties of propolis.

Another recent review (PMC: 11317756, 2024) shows that propolis has a positive influence on the oral and intestinal microbiome — with consequences for systemic immune regulation.

The active compound CAPE is so potent that scientists are investigating it as a potential therapeutic option in certain cancers (PubMed ID: 37933215).

Human study data are still limited — which has not, however, slowed enthusiasm in basic research.

Using propolis sensibly means knowing what the immune system really needs.

The first thing that matters is the inflammation markers: high-sensitivity CRP (hs-CRP) as a sensitive early indicator of systemic inflammation, ferritin and fibrinogen as acute phase reactants.

Second, the differential blood count:

How are lymphocytes, neutrophils and monocytes distributed?

Is there chronic immune activation?

Third, the micronutrients that carry the immune system: vitamin D, selenium, zinc and vitamin C.

If these are missing, no plant compound in the world will make up for the deficiency. And fourth — where there is recurring inflammation or suspected autoimmunity — a thyroid antibody profile and gut-specific markers such as calprotectin or zonulin.

Propolis is no cure-all — but a remarkably well-researched natural remedy with real potential.

Whether and how it makes sense for you depends on what your immune system is currently doing — and where it needs support.

ORY Analysis measures the complete immune profile: inflammation markers, immune cell profile, relevant micronutrients and gut health markers in one structured profile.

Anyone who knows their body makes better decisions — whether with propolis, selenium or another building block of prevention.

Sources

1. PubMed (2021): “Antiviral, Antibacterial, Antifungal, and Antiparasitic Properties of Propolis: A Review.” Foods. PubMed ID: 34208334. PMC: 8231288. https://pubmed.ncbi.nlm.nih.gov/34208334/
2. PubMed (2021): “The antiviral and immunomodulatory activities of propolis: An update and future perspectives for respiratory diseases.” Medicinal Research Reviews. PubMed ID: 34725836. https://pubmed.ncbi.nlm.nih.gov/34725836/
3. PMC (2024): “Propolis as a functional food and promising agent for oral health and microbiota balance: A review study.” PMC ID: 11317756. https://pmc.ncbi.nlm.nih.gov/articles/PMC11317756/
4. PubMed (2023): “Caffeic Acid Phenethyl Ester: A Potential Therapeutic Cancer Agent?” PubMed ID: 37933215. https://pubmed.ncbi.nlm.nih.gov/37933215/

YouTube (2024): “Die vergessene Heilkraft der Bienen: Propolis, das natürliche Antibiotikum aus dem Bienenstock.” https://www.youtube.com/watch?v=0Age2XCnkp4