free性video西欧极品,伊人依成久久人综合网,中文字幕人妻一区二区三区熟女,男女高潮激烈无遮挡免费观软件 ,成人3d动漫一区二区三区

Basic Info

  • Grade: Pharmaceutical Grade

    Factory Location: china

    Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa

  • Sample Provided: no

    Usage
    ：Vitamin B12 , also called cobalt amine element, is the only vitamin containing metal elements. Vitamin B12 in natural all is produced by nicroorganisms and higher plants and animals cannot make it. Vitamin B12 is the only kind of vitamin need a intestinal secretions (internal factor)’s help to be absorb. Its main physiological function is participating in production of red blood cells in the bone marrow , preventing pernicious anemia and preventing damage to the brain.

Send your message to this supplier
  • From:
  • To:
    Qingdao Qingmei Biotech Co.,Ltd
  • Send a Copy to this Email
  • Message:
    Upload Images / Files
    -?Supports?jpg,?jpeg,?png,
    ?gif,?pdf,?doc,?docx,
    ?xls,?xlsx,?txt,?rar?and?zip
    -?Max?upload?3?files;
    ?Max??total?size:?3MB
    (0/3)

    Enter between 20 to 4,000 characters.This is not what you are looking for ? Post a Sourcing Request Now

  • Verification:

Contact Us

PharmaSources@imsinoexpo.com

Tel: (+86) 400 610 1188

WhatsApp/Telegram/Wechat: +86 13621645194
+86 15021993094

PharmaSources Customer Service