Harmine is widely utilized in research focused on:

• Neuroscience: Harmine has shown potential in neuroprotective studies, aiding in the understanding of neurodegenerative diseases like Alzheimer's and Parkinson's. Researchers explore its ability to promote neuronal health and function.
• Pharmacology: This compound is investigated for its psychoactive properties, particularly in the context of mental health treatments. Its role as a monoamine oxidase inhibitor (MAOI) makes it a candidate for developing therapies for depression and anxiety.
• Traditional Medicine: Harmine is a key component in various herbal remedies, particularly in South American indigenous practices. Its applications in holistic healing and spiritual rituals are of interest to ethnobotanists and alternative medicine practitioners.
• Cancer Research: Studies are exploring harmine's potential anti-cancer properties. It has been observed to inhibit the growth of certain cancer cell lines, making it a subject of interest for developing new cancer therapies.
• Biotechnology: In the field of synthetic biology, harmine is being examined for its role in gene expression modulation. This application could lead to advancements in genetic engineering and biotechnology innovations.