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Want to increase the PA value in sunscreen

Dear team from formula data

Examples of sunscreen formulas  SPF Protect Ultra ™ II 15%

1. SPF Protect Ultra II 15%

2. Milk Lotion Maker 3%

3. Satin Cream Maker 0.7%

4. Water 80.3%

5. Mild Preserved Eco 1%

SPF effect obtained: 50.95, PA++

***If wanting PA++ to be PA+++, what substance must be added?

thank you

by thansook.jp
Wed Mar 08, 2023 11:19 am
 
Forum: Cosmetics Formulation Development
Topic:
Replies: 1
Views: 1325

What exfoliants can Activated Resorcinol™ work with?

May I ask, which Activated Resorcinol™ can be used in conjunction with any type of exfoliants?

It was seen in the data that it should not be used in conjunction with AHAs .

thank you

by thansook.jp
Fri Nov 18, 2022 2:35 pm
 
Forum: Cosmetics Formulation Development
Topic: Re: Activated Resorcinol™ can I use it with any exfoliants?
Replies: 1
Views: 1187

active carrier

Please ask the team if the formula contains 2% Dimethyl Isosorbide (DMI) can bring Activated Resorcinol™ into the skin or can use any carrier in combination with Dimethyl Isosorbide (DMI) to carry Activated Resorcinol ™ into the skin In what ratio?


thank you

by thansook.jp
Thu Nov 17, 2022 11:28 am
 
Forum: Cosmetics Formulation Development
Topic: Re: active carriers
Replies: 1
Views: 1143

Re: Disturbing the team to analyze serum formula. There is a problem of separating the layers of the st.

Add the solder to the silicone and mix it together. Then, add the water part, gradually add it to the silicone part and blend it together.

by thansook.jp
Thu Aug 04, 2022 11:16 pm
 
Forum: Cosmetics Formulation Development
Topic: Disturbing the team to analyze the serum formula. There is a problem of separating the layers of the serum.
Replies: 3
Views: 1876

Disturbing the team to analyze the serum formula. There is a problem of separating the layers of the serum.

Dear team As soon as I try to use the serum according to the formula below. Then there is a problem of separating the serum. Therefore, I would like to disturb the team to help analyze and add more solutions to the problems that arise. Thank you very much. Aque 76.5% Disodium EDTA 0.1% Allantoin 0....
by thansook.jp
Mon Aug 01, 2022 10:45 pm
 
Forum: Cosmetics Formulation Development
Topic: Disturbing the team to analyze the serum formula. There is a problem of separating the layers of the serum.
Replies: 3
Views: 1876

Re: Disturbing the team to analyze the serum formula to see if it is suitable or not?

The water-oil binder is Sodium Acrylates Copolymer or Satin Cream Maker Allantoin soluble not more than 0.5% of water: from the formula there is 71.25= 71.25x0.5%=0.3 in the formula I add 0.2. Salicylic Acid used in my formula is a Complex Salicylic Acid , I apologize to the team who brought it spec...
by thansook.jp
Tue Mar 23, 2021 12:16 am
 
Forum: Cosmetics Formulation Development
Topic: Interfere with the team to analyze the serum formula to see if it is appropriate or not.
Replies: 3
Views: 1607

Interfere with the team to analyze the serum formula to see if it is appropriate or not.

Please help the team to look at the serum formula to see if it is suitable for production. Aque 71.25 Pearl Extract 0.50 Nicotinamide 4.00 Propylene Glycol 2.00 n-acetyl glucosamine 4.00 Hydrogenated Lecithin 2.00 Hydroxyphenoxy propionic acid 0.80 Saccharide Isomerate 2.00 Prunus Dulcis (Almond) Oi...
by thansook.jp
Sat Mar 20, 2021 7:27 pm
 
Forum: Cosmetics Formulation Development
Topic: Interfere with the team to analyze the serum formula to see if it is appropriate or not.
Replies: 3
Views: 1607

I have a question about the use of phospholipids.

I would like to ask you about the dissolution. Phospholipid If I were to use this as a body นำพาสาร in the formula in the dissolution process. i can melt Phospholipid with water, blended at 1000 rpm for 15 min. Once dissolved, I slowly added the dissolved active ingredients in the water and slowly b...
by thansook.jp
Mon Feb 22, 2021 10:05 pm
 
Forum: Cosmetics Formulation Development
Topic: I have a question about the use of phospholipids.
Replies: 1
Views: 1135

Feel free to inquire about carriers.

Hello, I have a question about สารนำพา that has the ability to bring substances into the cellular layer of both fat-soluble and water-soluble substances, I can use Ethoxydiglycol or is there any RD to recommend?
by thansook.jp
Sun Feb 21, 2021 1:18 pm
 
Forum: Cosmetics Formulation Development
Topic: Feel free to inquire about carriers.
Replies: 1
Views: 1119

Please help me look at the serum formula to see if it is appropriate or not.

Hello, I'm going to make a whitening and moisturizing face serum. So I want to disturb you to see if the formula is appropriate or not. especially substances that belong to the group of whitening which has multiple characters in the formula And I want to bother you about which binder to use to make ...
by thansook.jp
Tue Feb 09, 2021 4:25 pm
 
Forum: Cosmetics Formulation Development
Topic: Please help me look at the serum formula to see if it is appropriate or not.
Replies: 1
Views: 1347

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