Overview
Porphyra extract is derived from edible red algae of the Porphyra genus, commonly known as nori or laver. This marine-sourced ingredient has been traditionally consumed in East Asian cuisines and is now valued globally for its nutritional and functional properties. The extract is obtained through aqueous or enzymatic processing of dried seaweed, concentrating its bioactive compounds. It contains unique sulfated polysaccharides like porphyran, which exhibit notable health benefits alongside proteins, minerals (especially iodine), and antioxidants.
Physical and Chemical Properties
As a complex biological extract, porphyra displays distinctive physicochemical characteristics. The powder exhibits hygroscopic tendencies and forms viscous solutions when dissolved in water, with solubility influenced by temperature and pH. Key components include porphyran (20-30% of dry weight), a sulfated galactan with rheological properties similar to carrageenan. The extract also contains 10-25% protein by weight, including all essential amino acids, and notable levels of vitamins A, C, and B12. Mineral content varies by cultivation region but typically includes 0.1-0.5% iodine.
Main Applications
In the food industry, porphyra extract serves as a natural thickener, flavor enhancer, and nutritional fortifier in soups, snacks, and seasonings. Its umami-rich profile comes from free amino acids like glutamate. The nutraceutical sector utilizes it in immune-support supplements and thyroid health products due to its iodine content. Cosmetic formulations leverage its antioxidant and moisturizing properties in anti-aging creams and hydrating serums. Emerging research explores pharmaceutical applications for its potential anti-inflammatory and cholesterol-lowering effects.
Safety and Storage
While generally safe for consumption, proper handling is essential. The extract's hygroscopic nature requires airtight packaging with desiccants to prevent clumping. Bulk storage should maintain relative humidity below 60% at temperatures under 25°C. Regulatory compliance varies by market: EU Novel Food regulations may apply to certain extract forms, while FDA generally recognizes it as safe. Iodine-sensitive individuals should monitor intake levels, with typical products providing 50-200 mcg per serving. Heavy metal content (especially arsenic) should meet WHO limits for edible seaweed products.
B2B Procurement Guide
When sourcing porphyra extract commercially, prioritize suppliers with transparent cultivation and processing documentation. Key evaluation points include organic certification (where applicable), heavy metal testing reports, and consistent polysaccharide content analysis. Technical specifications should detail extraction method (traditional hot water vs. enzymatic), particle size (80-200 mesh standard), and solubility characteristics. For cosmetic applications, request additional microbiological testing. Minimum order quantities typically range from 25kg for premium grades to metric ton quantities for food-grade material, with price breaks at the 100kg level.
Related Manufacturers
- 主营：辣木叶提取物、人参粉、桑葚粉、紫菜速溶粉、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：黄芪提取物、沙棘提取物、大枣多糖、紫菜速溶粉、山楂提取物、山药提取物、枸杞提取物、甘草提取物、人参提取物、丹参提取物、柴胡提取物、牛蒡根提取物、薏苡仁提取物、白芍提取物、车前子提取物、益母草提取物、土茯苓提取物、百合提取物、决明子提取物、菊粉、大豆蛋白、胶原蛋白肽、大枣粉、山药粉、生姜提取物
- 主营：枸杞多糖、葛根提取物、猴头菇提取物、紫菜粉、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、紫菜粉、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：果蔬汁粉、提取物、果粉、紫菜多糖、山药提取物、浓缩粉、杜仲提取物、党参提取物、枸杞提取物、黄精提取物、沙棘汁粉、丝兰提取物、酸枣仁提取物、金银花提取物、桑葚果粉、玉竹提取物、大枣提取物、墨旱莲提取物、甘草提取物、山茱萸提取物、小叶海藻提取物、五指毛桃提取物、川穹提取物、柏子仁提取物、薏米提取物、皂甙
- 主营：植物提取物、果蔬粉、果汁粉、紫菜提取物、化妆品类提取物原料、饲料类提取物原料、植物原料、提取物定制、提取物代加工、各类浓缩粉原料、植物浓缩粉、肉苁蓉提取物、绿茶提取物、淡竹叶提取物、马鞭石斛提取物、万寿菊提取物、羽衣甘蓝粉、秋葵提取物、山楂提取物、艾叶提取物、百香果提取物、猕猴桃提取物、香茅提取物、鸡枞菌提取物、人参提取物、生姜提取物
- 主营：藤茶提取物、枳椇子提取物、二氢槲皮素、紫菜提取物、槲皮素、地龙蛋白肽、马齿苋提取物、甘草提取物、黄芪粉、罗汉果粉、鱼腥草提取物、淡竹叶提取物、竹叶黄酮、葛根提取物、玉米低聚肽、酸枣仁提取物、荷叶提取物、人参提取物、蒲公英提取物、益智仁提取物、桑叶提取物、阿胶粉、麦芽提取物
- 主营：黄芩素、大蒜素、南非醉茄提取物、紫菜提取物、喜来芝提取物、锯叶棕脂肪酸、芦荟甙、红车轴异黄酮、水溶白藜芦醇、弗斯可林、武靴藤酸、乳香酸、洋蓟酸、刺梨SOD、岩藻黄质、松果菊苷
- 主营：桑椹粉、茯苓粉、金银花粉、紫菜提取物、薏苡仁粉、水溶枸杞粉、沙棘粉、枸杞提取物、沙棘提取物、沙棘肽、藜麦肽、黄芪粉黄芪提取物
- 主营：超纯水机
- 主营：枸杞粉、黄芪多糖、益母草提取物、紫菜粉、鱼腥草提取物、玉竹提取物、山楂粉、决明子提取物、蓝莓花青素、白果粉、酸枣仁提取物、圆苞车前子壳粉、青稞苗粉、樱桃粉、黑枸杞提取物、金银花提取物、藜麦粉、天麻提取物、党参多糖
- 主营：百合速溶粉、菊花提取物、苹果皮粉、紫菜提取物、香蕉皮粉、鲜芦根提取物、蔓越莓粉、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、姜黄粉、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、黄芪多糖、黑枸杞花青素、生地黄提取物、桑叶粉
- 主营：参原粉、粉西红、葡萄果粉、紫菜粉、小麦蛋白、水提10；1、决明子粉、酵素青果、草提取物、甘蔗蜡粉、甘草粉浸膏、生姜粉水溶、酵素粉菠萝、甘聚糖魔芋、刀豆粉水溶、酵素粉燕麦、肽核桃蛋白、昆布粉水溶、粉水溶芦笋、水提速溶粉、皮提取物水、乌梅粉水溶、芹菜粉水溶、粉提取物水、芫荽粉水溶、酵素罗汉果
- 主营：药食同源植物提取物、果蔬粉、新食品原料提取物、速溶紫菜粉、枸杞粉、党参粉、黄精粉、桂圆粉
- 主营：蓝布正提取物、茶皂素、芡实提取物、紫菜粉、覆盆子粉、槐米提取物、菊粉、鸡内金提取物、刺梨提取物、燕麦葡聚糖、当归提取物、西洋参提取物、枇把提取物、蛹虫草粉、金针菇粉、沙棘果粉、大豆异黄酮、百部提取物、连翘提取物、地黄提取物、杜仲提取物、荷叶提取物、菊苣粉、艾叶提取物、酸角粉