HOH, C(HOHC),H,C NH H,C 核黄素 pH>T hu pH<7 CH hu h,C N H,C N 人妞 NH HaC HC H,C 光黄素 光色素 光黄素 核黄素在碱性、酸性光照时的分解
Deficiency of Riboflavin Ariboflavinosis Glossitis, cheilosis seborrheic dermatitis stomatitis, eye disorder, throat disorder, nervous system disorder Occurs within 2 months Usually in combination with other deficiencies
Deficiency of Riboflavin ◼ Ariboflavinosis ◼ Glossitis, cheilosis, seborrheic dermatitis, stomatitis, eye disorder, throat disorder, nervous system disorder ◼ Occurs within 2 months ◼ Usually in combination with other deficiencies
Glossitis VB2缺乏症一“花舌头”或地图 舌
VB2缺乏症—“花舌头”或地图 舌 Glossitis
Who is at Risk For Deficiency? Rare Low milkdairy intake Alcoholics Long term phenobarbital use
Who is at Risk For Deficiency? ◼ Rare ◼ Low milk/dairy intake ◼ Alcoholics ◼ Long term phenobarbital use
Food sources of riboflavin Hlk/products Enriched grains Liver Oyster ■ Brewer's yeast Sensitive to uv radiation(sunlight Stored in paper, opaque plastic containers
Food Sources of Riboflavin ◼ Milk/products ◼ Enriched grains ◼ Liver ◼ Oyster ◼ Brewer’s yeast ◼ Sensitive to uv radiation (sunlight) ◼ Stored in paper, opaque plastic containers