คำถาม-คำตอบ

I would like to nourish my nails to make them stronger, as they are dry and peeling with easily torn tips from frequent nail polish application and removal. 1. I am interested...

I am interested in making a product similar to the "age less" type serum that provides instant skin tightening. I understand the formula typically contains ingredients like...

Is the Stabilized Vitamin C (Natural-C Glycol™) Serum a finished product that can be used directly? If so, how should it be used, and is it possible to add other ingredients...

I would like to ask about the mixing procedure for a lip gel. Could you please provide the steps? Also, some raw materials require refrigeration for storage. Can the finished...

I am formulating a cream/serum containing Sym-White™ (Phenylethyl Resorcinol) 0.5%. Before adding Sym-White™, I attempted to adjust the pH to 4-5 using litmus paper, but the...

Regarding makeup removing soap bars with a pH of 5.5: 1. What types of ingredients are typically used in these low-pH soap bars for effective makeup removal? 2. Are the...

I saw ingredients like Hexyl cinnamal, Linalool, Citronellol, and Limonene listed at the end of a product's ingredient list. What is the function of these ingredients, and why...

I am making an eye cream using Luxury Cream Maker at 2.5%. The cream is too liquid, and fine powder particles (suspected to be SiliSilk) settle over time and leave residue on...

I have a Hybrid Sunscreen formulation with the following ingredients and percentages: * Water (63%) * SPF Protect Ultra (20%) * Amino Silk (3%) * Matte Silica (3%) * Silky...

I am using Easy Cream Maker at 1.5% in a melasma/freckle cream formulation with the following active ingredients: * Tranexamic Acid 3% * Gluco Bright 4% * B3 5% * MSH White 1%...

I have a formula for Cleansing Water and have some questions regarding the ingredients and application: My formula is: * water 83% * PEG 7 Glyceryl cocoate (cocowash) 10% *...

Is it true that salt (electrolytes) is incompatible with `Light Cream Maker`? Why does salt cause the cream to soften or lose viscosity when using `Light Cream Maker` in a formulation?

How can I test the shelf life of homemade cosmetic products? What methods are suitable for evaluating the stability and safety of DIY cosmetic products compared to standard...

I have been using a cream containing `Activated Resorcinol™ (4-butyl Resorcinol)` at a concentration of 1g per 50g of cream (which I now realize is higher than the recommended...

What is the best method to dissolve Activated Resorcinol™ (4-butyl Resorcinol) in oil for cosmetic formulation, especially when a 1:1 ratio is not effective?

I want to make a gel using Double Hyaluron Liquid. I prefer to avoid traditional thickeners like สารสร้างเนื้อเจล because I want to minimize non-beneficial ingredients. I...

Can Vanilla Planifolia Fruit Extract be substituted with something else?

I have a skincare formula containing **Activated Resorcinol**. I would like to know if I can add **Azelaic Acid** and **MSH White** to this formula. Are these combinations...

Can solidified or coagulated Pro Polymer still be used, and how should it be mixed?

I want to create a Water-in-Oil (W/O) emulsion using Fractionated Coconut Oil as the oil base. I plan to incorporate the following water-soluble whitening ingredients: *...