Advanced Questions

Discussion List

• Does increasing the size of micelles increase the cleaning power of cleansers?

  174 views 8 comments 0 points Most recent by Abdullah May 16
• Can 5% propanediol used with Euxyl PE 9010 be an irritant?

  140 views 6 comments 0 points Most recent by JOJO91343 May 15
• In a cleanser at pH ~5, is salicylic acid always in salt form?

  112 views 3 comments 0 points Most recent by grapefruit22 May 5
• Literature suggestions on Ascorbic Acid/Vitamin C oxidation

  68 views 4 comments 0 points Most recent by Rafacasti May 5
• Antioxidants for the stabilization of UV filters

  67 views 4 comments 0 points Most recent by Rafacasti April 28
• Does glyceryl oleate do any benefit or deposit on skin without cationic polymer from cleanser?

  85 views 3 comments 0 points Most recent by ketchito April 25
• Question about "torque" and stirring power of mixers

  75 views 1 comment 0 points Most recent by chemicalmatt April 22
• What type of non-ionic surfactant stabilizes a conditioner with cationic surfactant and how?

  76 views 2 comments 0 points Most recent by ketchito April 22
• Face Cleanser - Refillable option - Is it safe to use one pump for a long time?

  51 views 1 comment 0 points Most recent by PhilGeis April 21
• Water activity required for growth of Pseudomonas aeruginosa

  67 views 11 comments 0 points Most recent by Abdullah April 17
• Cause of age spot in young girl age 21 and ingredients beneficial for it

  182 views 18 comments 0 points Most recent by Abdullah April 16
• Which of these two water is better for cosmetic use? Unfiltered or reverse osmosis waste water

  174 views 13 comments 0 points Most recent by Abdullah April 16
• Effect of polymers on cleansing power of surfactants i shampoo

  107 views 4 comments 0 points Most recent by Abdullah April 2
• What amount of caprylhydroxamic acid+0.5% phenoxyethanol will have the same anti fungal effect as...

  47 views 2 comments 0 points Most recent by Abdullah March 26
• Effect of NACL on polymer disposition in shampoo

  55 views 0 comments 0 points Started by Abdullah March 19
• Will 2% alpha arbutin in water solution absorb to skin and function?

  116 views 2 comments 0 points Most recent by Abdullah March 14
• Product contamination by which of these microorganisms can increase the pH of product?

  85 views 5 comments 0 points Most recent by Abdullah March 11
• Cleaning power comparison of SLES, SLS and AOS?

  77 views 0 comments 0 points Started by Abdullah March 5
• Efficacy comparison of same level of total formaldehyde from formalin vs DMDM hydantoin

  85 views 2 comments 0 points Most recent by PhilGeis February 18
• CMIT MIT solution stability in CAPB

  310 views 39 comments 0 points Most recent by PhilGeis February 18
• What causes this shampoo to make scalp oily?

  223 views 9 comments 0 points Most recent by grapefruit22 February 10
• Incompatibility in the shampoo

  161 views 6 comments 0 points Most recent by filiz February 8
• Organic soap

  80 views 1 comment 0 points Most recent by Syl February 5
• 2% NACL +2.4 citric acid salt in shampoo with 3% SLS powder

  110 views 3 comments 0 points Most recent by Fekher February 3
• Math equation for pH adjusting?

  154 views 4 comments 0 points Most recent by Fekher February 2
• DMDM hydantoin vs phenoxyethanol comparison as antibacterial for a lotion

  198 views 10 comments 0 points Most recent by Abdullah February 2
• Comparison of two shampoos with same ingredients ratio but different amounts

  97 views 4 comments 0 points Most recent by Abdullah February 1
• Dimethyl oxazolidine preservative? Calling Dr. Phil.

  88 views 3 comments 0 points Most recent by PhilGeis January 30
• Methyl Paraben vs IPBC comparison as anti fungal in lotion

  141 views 14 comments 0 points Most recent by Abdullah January 29
• Methyl Paraben vs sodium benzoate comparison as anti fungal in lotion

  102 views 2 comments 0 points Most recent by Abdullah January 28