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Analysis of Eucerin Sun Anti Age SPF50+ PA+++ Formula and Formulation Questions
Could you please help analyze the ingredient list of Eucerin Sun Anti Age SPF50+ PA+++ and answer the following questions? Ingredients: Aqua, Homosalate, Glycerin, Butyl...
Using Nano Silver 20nm Powder in Bar Soap
How should `Nano Silver 20nm Powder` be incorporated into a `Bar Soap` formulation to achieve `anti-acne`, `anti-allergic`, and `anti-itch` properties? Please specify the...
Matte Liquid Lipstick Texture Analysis and Ingredient Availability
Regarding the following formula for a matte liquid lipstick: 1. Isododecane 20% 2. Microcrystalline Wax 7% 3. Oil Film 24% 4. Silk Mica Powder 24% 5. สี easymix 25% What kind...
Thyme Care™ Usage Around the Eyes
Can Thyme Care™ be used in formulations intended for the eye area?
Waterproof, Sweatproof, High Coverage BB Cream Formulation
I would like to request the ingredients and mixing method for a BB cream that is waterproof, sweatproof, and provides good coverage for acne scars.
Retinal Gel Formulation: Texture Issue & Ingredient Compatibility
I have a Retinal gel formulation that turned liquid. I used 0.7% Pro Polymer. I was considering increasing Pro Polymer to 1%. 1. Why did the gel turn liquid with 0.7% Pro...
Squalane (Olive) Usage
Can Squalane (Olive) be used directly on the skin, or does it need to be mixed with other ingredients?
Mixing Instructions for Long-lasting Primer Formulation
Could you please provide the mixing instructions for the following long-lasting primer formulation? **Ingredients:** * Silicone Gel (Ultra-Clear): 49% * Isododecane: 20% * BB...
Using Sulfate Free Shampoo Base for a 3-in-1 Product (Shampoo, Face Wash, Body Wash)
I want to use **Sulfate Free Shampoo Base** to make a 3-in-1 product (shampoo, face wash, body wash). I have a few questions: * What concentration of the base should I use? *...
Mixing Pro Polymer with Water-Soluble Ingredients
When formulating with Pro Polymer (Acrylate Crosspolymer) and other water-soluble ingredients, what is the recommended mixing procedure? Should the other ingredients be...
Hair Growth Serum for Oily Hair: Ingredient Compatibility and Alternatives
Regarding the hair growth serum formula for oily hair proposed by the staff, which includes: * Melatonin Forte 1% * Zinc PCA 1% * Safe-B3 2% * Biotin Express™ 1% *...
Making Liquid Lipstick: Oils, Color, and Texture
I am interested in making a liquid lipstick (`ลิปจิ้มจุ่ม`). I have several questions regarding the formulation: * What are the properties and suitability of different oils...
Water-in-Oil Emulsifiers for High Oil Phase and BEMT Solubility in LipidSoft
1. Which Water-in-Oil Emulsifier can emulsify an oil phase of 50-60%? 2. Does the solubility of Chemical Sunscreen like BEMT (up to 12% in LipidSoft 100%) apply to other types...
Combining Repair Activator and Ceramide Complex in a Cream/Lotion Formula
I want to combine the main active ingredients from two products I currently use: Repair Activator (which is in a water-based product) and Ceramide Complex (which is in an...
Instability and Crystallization of Stabilized Vitamin C Serum After Adding Thickener
I purchased 1 liter of `Stabilized Vitamin C Glycol` solution, but it was too liquid. I tried to adjust the texture by adding `Pro Polymer (Acrylate Crosspolymer)` at 0.5% and...
Melasma Treatment: Why Current Formula Isn't Working and Alternative Ingredients
My melasma formula contains Tranexamic Acid, Azelaic Acid, and Activated Resorcinol S but is not working. Could you please explain the possible reasons why it might not be...
Mixing L-Ascorbic Acid (Vitamin C) Fine and Ultra-Fine in Formulation
Can I mix L-Ascorbic Acid (Vitamin C) Fine (10g) and L-Ascorbic Acid (Vitamin C) Ultra Fine (40g) in a 50g formula? What is the difference between the Fine and Ultra Fine types...
Comparison: DIY Rose Water (Essential Oil + Solubilizer) vs. Rose Water
I want to know if I can use a mixture of Rose Essential Oil, Flora Solve, and water as a substitute for Rose Water. What are the differences between this mixture and actual...
Revised Hair Conditioner Formula for Thicker Texture
I am developing a hair conditioner and would like to achieve a thicker, creamier texture. Based on a recommendation, I have revised my formula to include the following: *...
Minimizing Water Evaporation in O/W Cream (Homebrew)
In the process of making an O/W cream formulation using a Hot Plate and Dissolver on a homebrew scale (4000 CC batch), I experience approximately 20% water evaporation during...