Overview
Cranberry extract is derived from the berries of Vaccinium macrocarpon, a North American native plant. It is standardized for bioactive compounds like proanthocyanidins (PACs), which prevent bacterial adhesion in the urinary tract. The extract is produced via water or ethanol extraction, followed by concentration into powder or liquid forms. Historically used by Indigenous peoples for medicinal purposes, modern applications leverage its antimicrobial and antioxidant properties. B2B buyers should prioritize suppliers offering third-party testing for potency and contaminants, as quality varies significantly across manufacturers.
Physical and Chemical Properties
Cranberry extract’s efficacy stems from its unique chemical profile. PACs, particularly A-type oligomers, constitute its primary active ingredients, alongside flavonoids, organic acids (quinic, citric), and vitamin C. The extract exhibits strong free-radical scavenging activity, with ORAC (Oxygen Radical Absorbance Capacity) values exceeding 5,000 µmol TE/g. Its solubility depends on the carrier: powdered forms may require homogenization, while liquid extracts often use glycerin or water bases. Stability is pH-sensitive; degradation accelerates in alkaline conditions. Colorimetric assays (e.g., DMAC) quantify PAC content, a critical metric for B2B specifications.
Main Applications
In the nutraceutical industry, cranberry extract is formulated into capsules and tablets for urinary tract health, supported by clinical studies showing PACs inhibit E. coli adherence. The cosmetics sector values its anti-aging effects, with topical applications reducing oxidative stress in skin cells. Food manufacturers incorporate it into functional beverages and snacks for antioxidant claims. Emerging research explores cardiovascular benefits, including HDL cholesterol modulation. Industrial buyers should align procurement with target applications—e.g., high-PAC extracts for pharmaceuticals versus flavor-focused grades for food.
Safety and Storage
Cranberry extract is non-toxic at recommended doses but may interact with warfarin due to its vitamin K content. Allergic reactions are rare but possible in sensitive individuals. Proper storage in airtight, light-resistant containers prevents oxidation and preserves efficacy. Suppliers should provide SDS (Safety Data Sheets) detailing handling precautions. Bulk powder is prone to caking; silica gel desiccants are recommended for extended storage. Refrigeration extends shelf life but is not mandatory for short-term use.
B2B Procurement Guide
When sourcing cranberry extract, verify PAC concentration via HPLC testing—industry standards require ≥36% for therapeutic effects. Organic and non-GMO certifications add marketability for end products. Opt for suppliers using supercritical CO2 or water extraction to avoid solvent residues. Request batch-specific Certificates of Analysis (CoA) for heavy metals, pesticides, and microbial counts. Pricing tiers depend on volume: contract agreements for >100 kg often yield 15–30% discounts. Sample testing is advisable to assess compatibility with your formulation.
Related Manufacturers
- 主营：辣木叶提取物、人参粉、桑葚粉、陈皮提取物、藜麦肽、蓝莓粉、白芸豆提取物、甘草粉、枸杞提取物、沙棘粉、牡蛎肽、当归提取物、雪莲培养物、苹果粉、柑橘膳食纤维、淫羊藿提取物、肉苁蓉提取物、覆盆子粉、山药提取物、便秘果提取物、可水溶萃取粉、半边苏浓缩粉、半边苏提取物、甜石莲水提浸膏粉、淫羊藿双甙10%
- 主营：枸杞多糖、葛根提取物、猴头菇提取物、黑枸杞提取物、芒果粉、苹果粉、桑椹粉、火龙果粉、板蓝根提取物、酸枣仁肽、燕麦肽、丁香提取物、金银花提取物、百合提取物、茯苓提取物、赤小豆提取物、桑叶提取物、荷叶提取物、砂仁提取物、蔓越莓提取物、白桦茸提取物、樱桃粉
- 主营：油莎豆提取物、黄精多糖、山药粉、胡萝卜提取物、人参提取物、百合提取物、绿豆提取物、蚕蛹蛋白粉、蒲公英多糖、粉葛提取物、五指毛桃粉、覆盆子提取物、三七提取物、绣球菌速溶粉、枸杞提取物、甘草提取物、青苹果果粉、牛骨胶原蛋白肽、葛根提取物、银杏叶提取物、胖大海浸膏粉、海参多肽、绞股蓝浓缩粉、酸枣仁提取物、牛骨髓粉
- 主营：桑葚粉、红豆粉、桂圆粉、冬瓜粉、砂仁粉、萝卜素、浓缩粉、花青素、叶黄素酯、色素香精、叶黄素脂、食品添加剂、粉末状花青、薄荷水溶粉、食用营养强化剂、植物萃取薄荷粉、海带膳食纤维粉
- 主营：植物提取物、果蔬粉、新资源食品原料、萃取粉、速溶粉、枸杞粉、沙棘粉、桑葚粉、茯苓粉、桂圆粉、金银花粉、甘草粉、枳椇子提取物、山楂提取物、木瓜粉、决明子提取物、酸枣仁提取物、罗汉果提取物、山药提取物、沙棘提取物、枸杞提取物、大枣粉、沙棘果粉、果粉
- 主营：果粉、浸膏、生粉、越橘提取物小红莓、蛋白粉
- 主营：苦瓜提取物、黄精提取物、枸杞提取物、甘草提取物、杜仲叶提取物、肉苁蓉提取物、苹果粉、雪梨粉、人参皂甙、苦参提取物、桑葚粉、沙棘粉、猴头菇速溶粉、荞麦粉、黄芪提取物、蛹虫草提取物、果蔬五谷杂粮粉、药食同源类
- 主营：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、雨生红球藻粉、虾青素、甘草提取物、倒提壶提取物、无患子提取物、葛根速溶粉、杜仲提取物、薄荷提取物、何首乌提取物、桑叶粉、菟丝子提取物、淫羊藿提取物、黄连提取物、人参皂甙、香蕉皮粉、猪肝粉、酸枣仁肽、玉米肽
- 主营：青果粉、冬笋粉、甘草粉、山柰粉、汉菜粉、香薷粉、香榧粉、连翘粉、栀子粉、薏仁粉、榧子粉、丁香粉、小麦粉、印楝粉、菊花粉、蕨菜粉、地榆粉、糙苏粉、韭菜粉、黑麦粉、槐花粉、枸杞粉、黑木耳、刀豆粉、沙棘粉
- 主营：胶原蛋白肽、植物提取物、果蔬粉、膳食纤维、鹿胎盘提取物
- 主营：红莓精油、生物原料、植物提取物
- 主营：枸杞粉、化橘红粉、薄荷粉、小红莓粉、桂圆粉、荷叶粉、鸡内金粉、樱桃粉、草莓粉、麦芽粉、干姜粉、大枣粉、枳椇子粉、桑叶粉、鱼腥草粉、杜仲叶粉、赤小豆粉、黑芝麻粉、白扁豆粉、淡竹叶粉、淡豆豉粉、覆盆子粉、高良姜粉、火麻仁粉、栀子粉、蛹虫草粉
- 主营：动植物提取物、新资源食品原料
- 主营：莲藕粉、槐耳粉、香榧粉、萃取粉、栀子粉、昙花粉、桂枝粉、丁香粉、山奈粉、覆盆子、葛根粉、牡蛎粉、柠檬粉、香椿粉、胡柚粉、柚皮素、野菊花、牛胆粉、龟板粉、枸杞粉、蛋白粉、柴胡粉、包菜粉、续断粉、李子粉