Home Cosmetic Science Talk Formulating Syndet shampoo bar advise

  • Syndet shampoo bar advise

    Posted by anita on March 13, 2018 at 1:42 pm

    Hello all! 
    I am so happy that I found this forum:) 
    I am trying to make a solid shampoo bar :

    SCI 48%
    Root white marshmallow powder 15%
    Decyl glycoside 13 % 
    Cocoamidopropyl betaine 6%
    Rose petals powder 5%
    Castor oil 3%
    Cetearyl alcohol 3%
    Stearic acid 3%
    Glycerin 3%

    The problem is that after using it my hair has that waxy feeling and it does not work well…
    Before that I tried the same formula without stearic acid and did not work well also - while washing my hair felt that sharp feeling ….
    Can you please tell if you think something is missing or something is excessive ..

    Greets from Bulgaria!

    anita replied 7 years ago 2 Members · 3 Replies
  • 3 Replies
  • anita

    Member
    March 13, 2018 at 1:58 pm

    I am a student 1st year in University in Cosmetics and I do not have a chemistry background…but I am quite passionate :)

  • zaidjeber

    Member
    March 14, 2018 at 8:10 am

    Remove the castor oil. 

  • anita

    Member
    March 14, 2018 at 8:31 am

     @zaidjeber Thank you for your advise !
     I was thinking of replacing the castor oil with coconut oil …..also I was thinking that the root white marshmallow powder is quite high percentage . If you could share an opinion I would be grateful :) I really think that some oil would do a great job in the bar

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