คำถาม-คำตอบ

After attempting to make soap using gelatin and finding that it melts at room temperature, I would like to know how to create a soap that is stable, does not melt at room...

How to formulate a cream blush? What are the essential ingredients and the basic steps involved?

How can I add anti-irritant ingredients to my serum formula, especially if it contains potentially irritating ingredients like DMAE? What are some suitable ingredients, their...

I have adapted a Vitamin C serum formula based on the Skinceuticals C E Ferulic kit, aiming for a clear serum. I removed Ethoxydiglycol and used 3% 1,2-Hexanediol to dissolve...

Can Natto Gum make cream stretchy like snail mucus?

What is the maximum recommended usage percentage for Wrinkle Lax? Is it safe and effective to use it at 1.0%?

Regarding the ingredient `Full&Lift` (which is VoluLift™ / Palmitoyl Isoleucine), I would like to know: * Do I need to heat the gel or cream every time I add this ingredient? *...

My recently purchased Ume Extract (lot 7P5829) has a lighter brown color compared to my previous bottle. Is this color variation normal for this product?

I have a whitening gel formula using Double Hyaluronic Gel base with L-ascorbic acid (10-15%), Glutathione (1-1.5%), and Disodium EDTA (0.2%). I want to add cellulite and skin...

Can the formulation containing **Vitamin C E Ferulic** be used during the day or only at night? What factors should be considered for daytime vs. nighttime use?

I have a cleansing oil formula. I would like to know if this formula can effectively remove makeup. Is a preservative needed since the formula does not contain water? Also, is...

Can certain substances like Vitamin C powder and Soy Lecithin powder be consumed?

I am formulating a gel product and have questions about the mixing procedure and specific ingredients. I have a formula including: * Water * Reshape Gel (ID 663) * Rose Hybrid...

Regarding the formulation of Oilsify 15 Cleansing Oil, I have several questions: * Why is a preservative needed in a formula that does not contain water? * When using Oilsify...

I want to formulate a gentle, natural shampoo to treat seborrheic dermatitis, reduce hair loss, and alleviate itching. I specifically want to use **Zinc Pyrithione** and **Zinc...

I have questions about using Squalane oil: 1. Can Squalane oil be applied directly to the skin? 2. What can be added to Squalane oil to achieve a cool, refreshing feeling? 3....

I would like to inquire about the ingredients in a deodorant spray and whether I can purchase the raw materials to mix them myself. The ingredients listed are: * Aqua *...

What is the technical definition of "cream gel"? Are the following two formulation types considered "cream gel"? 1. A gel created with a gel-forming agent (like `Pro Polymer`)...

Based on the provided Pomade formula and instructions, I made the clear gel version using PVP-K90 instead of Easy Hair Styler. The gel is initially clear, but when I rub it on...

I am 23 years old and my skin is showing signs of fatigue due to lack of sleep. My concerns include: * Dullness * Wrinkles, especially under the eyes * Lack of plumpness *...