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Acne Treatment Serum Formula for Sensitive, Oily Skin
I have combination skin that is slightly oily and sensitive. I experience small bumps (ผดผื่น), closed comedones (สิวอุดตันชนิดหัวปิด), and minor inflammatory acne...
Review and Recommendations for Staff's Revised Facial Cleansing Liquid Formula
I am developing a mild facial cleansing liquid with good foam and a slightly slippery feel. The staff has provided a revised formula based on my original one. Could you please...
Formulating a Multi-Target Serum: Compatibility and Feasibility of Ingredients for Brightening, Wrinkles, Acne, and Melasma
I want to make a serum for skin brightening, wrinkle reduction, acne, and melasma. Can the following ingredients cover all these concerns and are they compatible? * Sea...
DIY Salicylic Wash Ingredient Substitutions
Based on the ingredient list of a Salicylic Wash product, what are the equivalent ingredients available from myskinrecipes.com for a DIY formulation? Original Ingredients: *...
Liquid Facial Wash Formula: Thickening, Cloudiness, and Suitability for Foam Pump
I am trying to formulate a liquid facial wash to be used with a foam pump, but the formula turned out thick and cloudy. My formula includes: * AminoWash 15% * Cocamidopropyl...
Addressing Strong Scent of Thyme Care™ Preservative in Lotion
How can the strong scent of Thyme Care™ preservative be addressed in a lotion formulation? What are some alternative preservatives with less odor that can be used?
Cream Formulation Issues: Texture Thinning and Separation
I am formulating a cream and have encountered some issues with texture and stability. I have a few questions: 1. Why do the ingredients `1,2-Hexanediol` and `Soy Extract` cause...
DIY Whitening Body Cream Formulation Review
I want to make a whitening body cream with a gel-cream texture that is smooth, easy to spread, non-sticky, feels like a serum but is thick like a cream. I have proposed the...
Serum Formulation for Dehydrated and Oily Skin
I am developing a serum formulation for skin that is dehydrated but also oily in some areas. I have put together the following formula and would like to get feedback on its...
Melasma Reduction Serum Gel Formulation: Mixing Reservoir Tech and Pro Polymer
Regarding a melasma reduction serum gel formulation using Pro Polymer as the gelling agent: What is the correct mixing procedure for incorporating Reservoir Tech into this...
Formulating Serum and Gel for Very Dry, Aging, Acne-Prone Skin with Marks
I have very dry skin with wrinkles, dark/red acne marks, occasional clogged pores, and inflamed acne. I am not currently using any acne treatment products. I asked for a serum...
Copper Peptide (GHK-Cu) Concentration: 1000ppm to Percentage
What is the percentage concentration equivalent to 1000ppm for the product Copper Peptide (GHK-Cu)?
Calculating AHA Concentration (5%) in 100g Product
I want to make a product with 5% concentration of AHA. If I need 100 grams of the final product, using 100% Glycolic Acid (AHA) powder, is it correct to use 5 grams of AHA...
Hair Spray Formulation: pH, Preservation, and Conditioning
I am developing a water-based leave-in hair spray formulation with the goal of nourishing hair, adding shine, and preventing tangles. My current formula includes: * Hydrolyzed...
Mixing Active Ingredients to Make a Serum
I have the following active ingredients: * Kojic Acid Dipalmitate * Retinal (Retinaldehyde) * Activated Resorcinol S™ (Stabilized Liquid) Can these ingredients be mixed...
Cream Formulation Pilling Issue
My cream formulation is experiencing pilling (flaking) when applied. The formula uses **Light Cream Maker** at 1% and contains **PowderCream** at a high concentration of...
Gel Formulation with Specific Ingredients and Scent Improvement
Hello, I would like to ask two questions: 1. I want to create a gel texture using the following ingredients: * Water (remaining amount) * Sulfate Free Shampoo Base * glycerin *...
Analysis of Clinicians Complex Acne Toner: Low Irritation and BHA Solubility
Regarding the product **Clinicians Complex Acne Toner** which lists ingredients as 10% AHA and 2% BHA: 1. Given that the measured pH is 3-4, why does the product cause less...
Non-Paraben and Natural Preservative Alternatives for Shampoo and Hair Treatment
I am looking for non-paraben or natural preservative alternatives to Glydant/Glydant Plus for my **shampoo** and **hair treatment** formulas. Could you recommend suitable...
Mixing Hyaluronic Acid in PVA Mask: Preventing Clumping
When formulating a PVA peel-off mask, adding Double Hyaluron Liquid (Hyaluronic Acid) to the hot, viscous PVA solution results in clumping and poor dispersion. What is the...