Evening Primrose
Oenothera
Oenothera is a genus of flowering plants that includes several species traditionally used in various herbal practices. Oenothera glazioviana, for example, has been noted for its potential antioxidant and antimicrobial properties, as well as enzyme inhibitory and anticancer activities, though these findings are based on varying degrees of evidence. The seeds of Oenothera biennis have shown strong antioxidant capacity and selective antimicrobial activity against certain bacteria; however, further in vivo studies are needed to confirm these effects. Additionally, an extract from the leaves of evening primrose (Oenothera species) improved cognitive performance and reduced neuroinflammation in 5xFAD transgenic mice, indicating possible benefits for neurological health. The complete chloroplast genome of Oenothera drummondii has been sequenced, contributing to our understanding of its evolutionary relationships within the genus. While no major safety issues or drug interactions have been recorded for Oenothera species, the limited scientific evidence suggests that further research is necessary to fully understand their potential benefits and risks.
- Best evidence
- D
- Cautions
- —
Informational only. Traditional use does not mean proven effectiveness. Evidence and safety vary — check the cited sources.
What the science says
- Oenothera glazioviana extracts showed varying degrees of antioxidant, antimicrobial, enzyme inhibitory, and anticancer activities.
- The oil from Oenothera biennis seeds showed strong antioxidant capacity and selective antimicrobial activity against certain bacteria, but further in vivo studies are required.
- Oral administration of evening primrose leaf extract improved cognitive performance and reduced neuroinflammation in 5xFAD transgenic mice.
- The study reports the complete chloroplast genome of Oenothera drummondii and conducts comparative analysis with other Oenothera species, revealing evolutionary insights within Clade A and B.
Frequently asked questions
What is Evening Primrose?
Evening Primrose (Oenothera) is a plant documented in FolkKB's traditional-medicine reference, drawn from sourced literature and cross-checked against the evidence.
What does the scientific evidence say about Evening Primrose?
4 sourced findings are recorded for Evening Primrose; the strongest carries evidence grade D. For example: Oenothera glazioviana extracts showed varying degrees of antioxidant, antimicrobial, enzyme inhibitory, and anticancer activities.
How strong is the evidence for Evening Primrose?
The strongest finding for Evening Primrose carries evidence grade D — preliminary or traditional. Grades run A (strongest) to D (preliminary or traditional).
Is Evening Primrose safe? What are the side effects?
No major safety issues are recorded for Evening Primrose in our sources, but the data may be incomplete. Consult a qualified professional before use.
Does Evening Primrose interact with medications?
No drug interactions are recorded for Evening Primrose in our sources. This does not rule them out — check with a pharmacist.
What are the common names of Evening Primrose?
Evening Primrose is also known as: Ослинник, Œnothère.
Is Evening Primrose a proven treatment?
No. FolkKB is informational only. Traditional use and early findings are not proof of efficacy or safety — consult a qualified professional and never self-treat.
Sources
- T2 Sequence dynamics and plastome evolution: decoding the complete chloroplast genome of Oenothera drummondii and comparative analysis within Oenothera (Onagraceae). literature abstract metadata
- T2 Phytochemical Analysis of Lipid Composition and Biological Activities in the Seeds of Evening Primrose from Bulgaria. literature abstract metadata
- T2 Unveiling the bioactive potential and chemical profiling of Oenothera glazioviana extracts: chromatographic, spectrophotometric, and in silico approaches. literature abstract metadata
- T2 Oral administration of evening primrose leaf extract improves cognitive impairment in 5xFAD transgenic mice. literature abstract metadata