越橘提取物
越橘（拉丁名Vaccinium Myrtillus L.），多年生落叶或常绿果树，灌木。主要产区分布在瑞典，芬兰，乌克兰等高寒地区。越橘果中富含花色苷类物质。早在二战期间，英国皇家飞行员就食用越橘以增强夜视能力。欧洲民间食用越橘以保护视力也已有百年历史。1965年，越橘增强视力、缓解视疲劳的功效使它作为膳食补充剂而进入市场。越橘提取物特指以生长在北欧瑞典和芬兰的越橘为原料，经过提取、分离、干燥而得到的富含花色苷的一种紫色的物质。
有效成分
Gly：D-葡萄糖，D-半乳糖，L-阿拉伯糖
R R1 R2 花青素种类OH OH H Cyanidin 3-OH 矢车菊素OH OH OH Delphinidin 3-OH 飞燕草素OCH3 OH OCH3 Malvidin 3-OH 锦葵花色素OCH3 OH H Peonidin 3-OH 芍药色素OCH3 OH OH Petunidin 3-OH 牵牛花色素
五种花青素分别与Gly结合形成的十五种花色苷是越橘提取物的主要成份。
主要功效
1.改善视力，缓解视疲劳2.抗氧化3.防治糖尿病及由糖尿病所引发的视网膜病变4.预防动脉硬化、静脉曲张，预防血栓形成
产品性状
深紫色粉末
产品规格
花青素 ≥25.0% UV
总花色苷 ≥36.0% HPLC
游离花青素 ≤1.0% HPLC
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