คำถาม-คำตอบ

I am looking for ingredients to formulate a product for oily skin and pore tightening. What ingredients are recommended to help reduce oiliness and improve the appearance of...

What happens if I mix Vitamin C Ester and Vitamin B3 (Niacinamide) in a formulation? Is it safe, and does it affect the stability or effectiveness of the ingredients?

I am making a scrub using natural ingredients like tamarind and coffee. These ingredients likely result in a low pH formula. I need advice on choosing a suitable preservative...

When will Myristyl nicotinate be back in stock? I saw a previous reply from 2015 mentioning a patent issue, but that information is outdated.

I want to make a facial spray using the following ingredients. What are the recommended percentages for each ingredient? * Galactomyces * Vitamin B3 * Pueraria Mirifica *...

Please review and suggest adjustments for the following serum formula intended for skin nourishment, wrinkle reduction, and skin brightening: * Vitamin B3 (Niacinamide) 4% *...

I want to use Sodium Hydroxide instead of Triethanolamine to neutralize Carbomer for gel formation, as Triethanolamine has an odor. I have some questions: * Is it true that 100...

I have oily skin and am currently using Retin-A, which causes some dryness and peeling. I want to adapt a serum formula, similar to Estee Lauder Advanced Night Repair Serum,...

I am developing a gel face wash formula, but I encountered two issues. First, the texture doesn't form a proper gel. Second, it leaves a slippery, unclean feeling residue after...

Can I mix oil-soluble Coenzyme Q10 powder directly into carrier oils like Apricot Kernel Oil or Shea Butter Light Oil for skin application? I prefer the feel of oils over...

What is the purpose of adding beer and sake to a foaming cleanser, and what are their actual benefits or potential side effects, particularly regarding the alcohol content like...

Can Lift-Now™ be used in eye cream? What is the recommended concentration, and what effect does it provide, especially for use before makeup?

I am creating a DIY serum for oily, sensitive, acne-prone skin using the following ingredients: * Vitamin B3 * n-acetyl glucosamine * Zinc PCA * Hyaluronic Nano Molecule *...

I am formulating a cream using **LipidSoft Lite** at a high percentage and **Light Cream Maker** as the emulsifier. During the process, I observed that the **Light Cream...

I am developing a formula using Propolymer as an emulsifier. I have two main questions: 1. Can Propolymer emulsify silicone at a concentration higher than 10%? I'd like to know...

Could you provide formula suggestions for shampoo and conditioner/hair mask that are free from SLS, SLES, and silicones? Specifically, how can I formulate these products to...

I've been experimenting with making my own creams and serums. I encountered a skin reaction and have some questions: * When I used `Silky Serum Base` as a base, the texture...

I am trying to formulate a water-based hair tonic/scalp spray and want to add Vitamin E (Tocopheryl Acetate). I have tried adding it directly and also using Tween 20, but the...

Please review the following formulation for dry skin: * Galactomyces Ferment Filtrate 95% * Distilled water (น้ำกลั่น) 25% * Rose Hip Oil (Extra Virgin Organic Fresh) 95% I...

I have formulated a body lotion with the following ingredients and percentages, aiming for a brightening effect: * NAG 4% * Vit. B3 4% * Almond Oil 10% * Glycolic Acid 2% *...