New ingredient for hair: Soy Heat Guard, Promois WS-HSIGPD

4-Aug-2022

This product is a soy protein derivative with thermal protection called “Soy Heat Guard”

SEIWA KASEI CO., LTD. launched a new raw material for hair care Promois WS-HSIGPD, INCI name: Hydrolysed Soy Protein PG-Propyl Methylsilanediol and Water.

Property

  • Changes heat damage into heat active power and makes thin and smooth film
  • Use soy protein which is superior in moisturising effect among the plants
  • Preservative free, China compliant and Japanese quasi-drug compliant

Heat active mechanism

The process of thermal protection and getting more beautiful hair is called “heat active” in SEIWA KASEI. Soy Heat Guard shows heat active effect as follows as below.

  • Soy peptide part adsorbs to damage hair and repair
  • Each heat active site is connected by heating
  • Making a thin film and protects hair

CG animation of heat active mechanism


Background

SEIWA KASEI has focused on researching and developing of natural derived hydrolysed proteins since its founding. We have succeeded in producing hydrolysed keratin, collagen, silk, milk, pearl, soy, rice and pea protein and its derivatives for over 60 years.

Recently, the demand of plant protein increases due to popularity of natural or botanical concept. And many people use hair dryer and iron on a daily basis, so hair care ingredient including thermal protection effect is also required.

For these reason, Soy Heat Guard, the fusion of soy protein which has excellent moisturising feature and heat active part is suitable for innovative cosmetics for hair care.

How to use

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Shampoo, conditioner or treatment to prevent hair from thermal damage of hair dryer. Curly lotion to prevent thermal damage of hair iron and keep hair styling.

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