Apilarnil: A Less Familiar Product from the Hive

Apilarnil is a less commonly collected apitherapy product from the honey bee colony, alongside familiar hive products such as honey, propolis, and royal jelly. It comes from drone brood harvested at a specific developmental stage. After harvesting, it is processed while fresh and may be homogenized and freeze-dried to help preserve its properties.

Apilarnil has attracted interest because of its natural composition. Recent research has identified proteins, healthy fats, carbohydrates, amino acids, fatty acids, flavonoids, and other naturally occurring compounds. One 2024 study also reported antioxidant activity, indicating that it contains compounds that may help protect cells from oxidative damage (Abd El-Wahed et al., 2024). Other research has found naturally occurring antioxidants in drone brood, including vitamins C and E, vitamin A, and coenzyme Q10. In a study examining 139 samples from different apiaries, researchers found that bee conditions and the apiary environment could influence the levels of some of these compounds (Sawczuk et al., 2022). This is a good reminder that the quality of any hive product begins with the health of the colony and the environment in which the bees live.

Timing matters, too. Research has found that antioxidant activity changes as the drone develops. Samples collected between days 7 and 11 showed higher antioxidant activity than those collected later in development. The researchers also found that freeze-drying did not significantly reduce antioxidant activity (Sidor et al., 2021). Traditionally, Apilarnil has been used as a nutritional product associated with energy, vitality, reproductive health, and hormonal support. Modern research is beginning to explore some of these uses. For example, a 2024 animal study examined Apilarnil in male rats exposed to bisphenol A, a chemical known to affect reproductive function. The study found improvements in testosterone levels, sperm count, sperm motility, and several oxidative stress markers following Apilarnil administration (Abd El-Wahed et al., 2024). While these findings are interesting, the study was conducted in animals, not people. This does not mean Apilarnil has been proven to treat infertility, hormonal conditions, or other diseases. More human research is needed to understand how its nutritional and biological properties may affect human health. Apilarnil is another example of the many unique products the honey bee colony can produce. Like other apitherapy products, its quality depends on healthy colonies, proper timing, careful harvesting, and responsible hive management. References

A. A. Abd El-Wahed, S. A. M. Khalifa, B. Aldahmash, H. Zhang, M. Du, C. Zhao, H. E. Tahir, A. Saeed, H. Hussain, Z. Guo, H. R. El-Seedi, Chem. Biodiversity 2024, 21, e202400085. https://doi.org/10.1002/cbdv.202400085

Sawczuk, R., Karpinska, J., Filipowska, D., Bajguz, A., & Hryniewicka, M. (2022). Evaluation of total phenols content, anti-DPPH activity and the content of selected antioxidants in the honeybee drone brood homogenate. Food chemistry, 368, 130745. https://doi.org/10.1016/j.foodchem.2021.130745

Sidor, E., Miłek, M., Tomczyk, M., & Dżugan, M. (2021). Antioxidant Activity of Frozen and Freeze-Dried Drone Brood Homogenate Regarding the Stage of Larval Development. Antioxidants, 10(5), 639. https://doi.org/10.3390/antiox10050639