Stevia
Stevia · Accepted scientific name
Scientific literature: Very Sparse (8 studies) · ★☆☆☆☆
Stevia is a versatile plant primarily utilized for its medicinal properties derived from its leaves. Through various preparations, such as aqueous, fermented, or general extracts, the plant provides a rich source of bioactive chemicals including Stevioside, Rebaudioside A, Stevioside, Sgs, and quercitrin. These compounds facilitate diverse biological activities, ranging from antioxidant and antidiabetic effects to antihypertensive and antiparasitic actions. Notably, the plant has shown potential in addressing specific medical conditions like Cysticercosis and Echinococcosis. Beyond its medicinal uses, the plant can also be propagated effectively using 6 nodes cuttings.
- Synonyms
- Nothites · Mustelia · 2 more
- Common names
- Not available
- Family
- Asteraceae
- Distribution
- Not available
- Plant Parts
- Leaf
Classification
Common Names
Stevia is a versatile plant known by many different names across various cultures and languages. In some regions, it is affectionately referred to as Sweet Leaf or simply as steviat. It also carries the local name Ka'a He'ẽ, reflecting its traditional roots. In different contexts, you might encounter it called Stēvija or even identified by the Danish term Sukkerplante-slægten. Regardless of the name used, this plant remains a globally recognized natural sweetener.
Sources: Catalogue of Life (COL)
Synonyms
Stevia is a botanical subject that has been classified under several different scientific names throughout history. Depending on the taxonomic literature consulted, you may encounter the synonym Metastevia used to describe the plant. Other researchers have historically referred to the same species as Mustelia or Nothites. Additionally, the name Xetoligus has also appeared in various botanical records as an alternative designation. Understanding these diverse synonyms is essential for anyone studying the complex lineage of this unique plant.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Stevia belongs to the vast kingdom Plantae, representing a diverse group of multicellular organisms. Within this kingdom, it is classified under the class Equisetopsida. This plant further falls into the order Asterales, showcasing its evolutionary lineage. It is a member of the extensive Asteraceae family, which is known for its complex floral structures. Ultimately, its biological identity is defined by its specific genus, Stevia.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Stevia |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Stevia boasts a diverse geographical footprint that stretches across several distinct climatic zones. In temperate regions, the plant is found throughout the Caucasus and Transcaucasus areas. Its presence extends significantly into tropical Asia, particularly within the vast Indian Subcontinent. Within this subtropical expanse, it thrives in specific locales such as Bangladesh, India, and Sri Lanka. Furthermore, the plant is well-established in the unique environmental niche of the West Himalaya.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Biological Activities
Stevia is a versatile genus of plants recognized for its significant medicinal potential and diverse phytochemical profile. Research highlights that extracts from this genus possess notable antioxidant and antiparasitic properties. Furthermore, species such as Stevia rebaudiana have demonstrated effective antidiabetic and antihypertensive activities in various biological models. The plant also exhibits antiproliferative effects, which contribute to its growing importance in pharmacological studies. These combined biological activities underscore the value of Stevia as a functional resource for health and wellness.
Compounds
Stevia is a versatile perennial shrub widely recognized for its ability to produce high-potency, non-caloric sweeteners. These natural sweeteners are primarily composed of steviol glycosides, which serve as the plant's signature bioactive compounds. Within this group, specific diterpene glycosides such as stevioside and rebaudioside A are responsible for the plant's remarkable sweetness. Beyond its role as a sugar substitute, the plant is also abundant in antioxidants, including phenolics and flavonoids, which contribute to its various medicinal properties. Together, these diverse components make Stevia a valuable resource for both the natural food market and therapeutic applications.
Conditions
Stevia species demonstrate significant potential in treating neglected tropical diseases caused by cestode parasites. Research indicates that extracts from this genus exhibit cestocidal activity against the laboratory model Mesocestoides vogae. These bioactive compounds offer a promising means to treat serious public health problems such as cysticercosis. Furthermore, the plant shows efficacy in addressing the challenges posed by echinococcosis. By providing new molecules for antiparasitic intervention, Stevia serves as a critical resource for managing these specific cestode-related conditions.
Preparations
Stevia is prepared as extracts to identify bioactive compounds and potential anthelmintic properties for treating tropical diseases. For plant propagation, Stevia is prepared as microcuttings within mist-chamber propagation boxes to ensure genetic uniformity. Research indicates that using 6 nodes cuttings is an effective method to increase the root number during this propagation process. Additionally, Stevia is prepared as an aqueous extract to investigate its therapeutic potential in treating diabetes-induced infertility. Finally, Stevia is prepared as a fermented extract using lactic acid bacteria to help restore gut microbiota and improve symptoms of alcohol poisoning.
Parts used
Stevia is a small perennial shrub that has gained global recognition for its remarkable sweetening potential and medicinal properties. The primary source of its intense sweetness is found within the plant's leaves, which contain high-potency compounds like stevioside. Research highlights that these leaves possess functional and sensory properties superior to many other natural sweeteners. Scientists are currently utilizing advanced modeling to optimize the drying processes of these leaves to preserve their quality. Furthermore, innovative enzymatic methods are being used to extract and enrich valuable glycosides directly from the Stevia leaves for commercial use.