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I have the Natural-C Glycol™ serum. 1. How can I adjust the pH if it measures below 3.0? 2. Can I add other ingredients, such as Alpha Arbutin, to this serum? I am concerned...
Regarding the formulation of makeup cleansing water: 1. Is it necessary to use `Propylene Glycol` or `Butylene Glycol` in makeup cleansing water? I understand they don't...
I am trying to make a physical sunscreen using the formula below, based on the information for **Titanium Dioxide 15nm Liquid** from your website. However, the resulting cream...
I need some advice. If I want to make a formulation with Mandelic Acid 15% and Witch Hazel Plus Allan (using it instead of distilled water), do I need to add an additional...
I am developing a serum formulation for the under-eye area to address dark circles, wrinkles, puffiness, and bags caused by lack of sleep. I initially tried a gel formula using...
Regarding the ingredient Last Fix, I would like to know if it is soluble in Ethyl Alcohol only, or if it can also be dissolved in Fractionated Coconut Oil. My goal is to create...
After applying Vitamin C E Ferulic (Lite) in the morning, can I apply my existing cream, moisturizer, and sunscreen? What is the recommended waiting time before applying these...
I made a lotion using the following formula: * Satin Cream Maker 1% * Oil 10% * Water 85% * Chamomile extract * Vitamin B5 I mixed the Chamomile extract and Vitamin B5 with the...
What kind of base gel is typically used in products marketed as **"White Skin Opening Serum Concentrate"** (หัวเชื้อเซรั่มเปิดผิวขาว), and what ingredients help achieve the...
Could you provide a formula for a silk-texture BB/Foundation cream and explain how to modify it to function as a sunscreen with a flesh tone? Please also include mixing...
Hello, I want to make a facial gel for sensitive skin that is also dull, oily, and prone to rashes. Besides the following ingredients, what other substances should I add to...
I would like to try formulating a gel facial cleanser. What is the general approach and what are the key components needed?
Is sterile water for irrigation suitable for use in cosmetic formulations?
I am making a gel formula and encountered air bubbles, likely due to mixing all ingredients from step 2 together before adding them to the gel base. I have two specific...
I have formulated a gel for very oily facial skin, but after application, it feels very oily and does not absorb into the skin. The formula is as follows: * Pure Aloe Vera Gel...
Can Bismuth Oxychloride be used in BB/CC cream to achieve a dewy-glow effect? If so, what forms are available, what is the recommended usage rate, and are there any important...
I recently placed an order and received it incomplete, specifically missing Triethanolamine. I need Triethanolamine to formulate a gel using Carbomer. Additionally, the...
Can food coloring be used in a lipstick formula made of wax and oil? If not, why, and what types of colors are suitable for oil/wax bases like lipstick?
I am using Salicylic Acid EZ™ 100%, which is composed of: * Coco-Dimethylamine 40% * Propylene Glycol 40% * Salicylic Acid 20% When using it at a concentration of 5% in my...
I have a serum formula containing the following ingredients: * Water * GlucoBright™ (N-Acetyl-D-Glucosamine) * Safe-B3™ (Niacinamide) * Tranexamic Acid * Double Hyaluron Liquid...
