Overview
Eggplant extract is derived from the fruit of Solanum melongena, commonly known as eggplant or aubergine. It is valued for its high concentration of bioactive compounds, particularly anthocyanins like nasunin, which give the fruit its characteristic purple color. The extract is obtained through water or ethanol-based extraction processes, often followed by concentration or drying to produce liquid or powder forms. Historically used in traditional medicine, modern applications leverage its antioxidant and anti-inflammatory properties. The extract is increasingly popular in nutraceutical and cosmetic industries due to growing consumer demand for plant-based bioactive ingredients.
Physical and Chemical Properties
Eggplant extract typically appears as a dark purple liquid or fine powder, depending on the concentration method. Its color intensity correlates with anthocyanin content, which is pH-sensitive (red in acidic and blue in alkaline conditions). The extract contains chlorogenic acid, flavonoids, and vitamins, contributing to its free radical-scavenging capacity. The stability of the extract is influenced by light, temperature, and oxygen exposure. Liquid forms often require refrigerated storage to prevent degradation, while powdered extracts have better shelf stability when kept in airtight containers. Analytical methods like HPLC are used to quantify key active compounds for quality control.
Main Applications
In the nutraceutical industry, eggplant extract is formulated into capsules or tablets as an antioxidant supplement. Its nasunin content is studied for potential neuroprotective effects. Cosmetic manufacturers incorporate it into anti-aging serums and creams due to its ability to neutralize skin-damaging free radicals. The food industry uses it as a natural colorant in products like beverages and confectionery. Some functional foods highlight its chlorogenic acid content for metabolic health benefits. Emerging research explores its application in textiles for UV-protective fabrics, leveraging its photostable pigments.
Safety and Storage
Eggplant extract is generally considered safe for consumption and topical use, with no significant toxicity reported at typical dosages. However, individuals with nightshade allergies should exercise caution. Manufacturers must ensure solvent residues (if used in extraction) comply with regulatory limits set by bodies like the FDA or EFSA. Proper storage is critical to maintain efficacy. Liquid extracts should be protected from light in amber glass bottles, while powders require desiccants to prevent clumping. Shelf life typically ranges from 12-24 months when stored correctly. Batch testing for microbial contamination is recommended, especially for water-based extracts.
B2B Procurement Guide
When sourcing eggplant extract, prioritize suppliers who provide certificates of analysis (CoA) detailing anthocyanin content (usually 1-5%), heavy metal levels, and pesticide residues. Organic certification (e.g., USDA, EU) adds value for premium markets. Consider the extraction method: water-based extracts are cleaner label options, while ethanol extracts may have higher bioactive yields. Minimum order quantities (MOQs) vary widely; liquid concentrates often start at 25kg, while powders may be available in smaller quantities. Request samples to evaluate color consistency and solubility. For large contracts, negotiate pricing based on annual volume commitments, which can reduce costs by 15-30%. Always verify the supplier's ability to provide stable, traceable raw material supply.
Related Manufacturers
- 主营：雨生红球藻粉、虾青素、葛根速溶粉、蛇床子提取物、使君子提取物、刺五加提取物、泽泻提取物、苍术提取物、甘草提取物、倒提壶提取物、无患子提取物、杜仲提取物、薄荷提取物、何首乌提取物、菟丝子提取物、淫羊藿提取物、黄连提取物、桑叶粉、人参皂甙、香蕉皮粉、猪肝粉、酸枣仁肽、玉米肽
- 主营：百合速溶粉、苹果皮粉、香蕉皮粉、菊花提取物、鲜芦根提取物、紫苏提取物、桔梗提取物、藿香提取物、马齿苋提取物、蒲公英提取物、火麻仁提取物、高良姜提取物、栀子提取物、苦参提取物、皂角提取物、橘红提取物、翻白草提取物、地骨皮提取物、银杏叶提取物、生地黄提取物、蔓越莓粉、姜黄粉、黄芪多糖、黑枸杞花青素、桑叶粉
- 主营：党参提取物、甘草提取物、黄芪提取物、枸杞提取物、葛根提取物、黄精提取物、山楂提取物、鸡内金提取物、酸枣仁提取物、火麻仁提取物、桔梗提取物、茯苓提取物、苦瓜粉、山药粉
- 主营：枸杞粉、黑枸杞粉、食叶草粉、茄蒂浓缩液、青稞肽、羊睾丸冻干粉、鹿鞭粉、沙棘浓缩汁、牛鞭粉、沙棘冻干粉、蔓越莓冻干粉、猪肾冻干粉、豌豆苗冻干粉、鹿血粉、浒苔粉、蒲公英粉、金银花粉、雷丸粉、鸡内金粉、葵花盘小分子肽
- 主营：乳糖醇、水苏糖、木糖醇、茄子提取物食品级、海藻糖、糖精钠、安赛蜜、茶多糖、瓜尔胶、聚葡萄糖、低聚木糖、麦芽糖醇、三氯蔗糖、甜菊糖苷、抗性糊精、麦芽酮糖、山梨糖醇、低聚果糖、麦芽糖粉、赤藓糖醇、结晶果糖、阿拉伯糖、d-甘露糖醇、酵母葡聚糖、低聚半乳糖、罗汉果甜苷
- 主营：甘草粉、雪莲粉、陈皮粉、茄子提取物、桑葚粉、沙棘果粉、黄芩粉、草莓粉、茵陈粉、茯苓粉、阿胶粉、西洋参、板蓝根粉、速溶粉、党参粉、半夏粉、杨梅粉、淫羊藿粉、葡萄籽粉、人参粉、瓜蒌子粉、肉苁蓉粉、余甘子粉、茉莉花粉、锁阳粉、红参粉
- 主营：羽衣甘蓝粉、黑枸杞粉、斑斓叶冻干粉、鹿尾提取物、肉苁蓉提取物、淫羊藿提取物、沉香提取物、黄豆芽提取物、沙棘粉、猪肾冻干粉、食叶草粉、桂花粉、玫瑰茄冻干粉、金蝉花肽、葵花盘碱、黑枸杞冻干粉、豌豆苗粉、葫芦巴叶粉、油莎豆粉、桑葚粉