คำถาม-คำตอบ
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Ingredients for Wash-Off Eye Mask: Wrinkles, Puffiness, Dark Circles
I am making a wash-off eye mask that will be applied for 15-20 minutes. I want to include ingredients that help with the following concerns: * Reducing wrinkles * Reducing...
Hair Product Ingredients and Hair Regrowth Efficacy
I would like to inquire about a hair product. I have the ingredient list from the product box and would like to know: * What is the percentage of each ingredient? * Is this...
Adjusting Whitening Serum/Cream Formula for Normal Skin (Dullness, Dark Spots, Texture)
I am developing a skin brightening formula targeting dullness, dark spots, acne marks, and light freckles for normal to slightly oily skin. I initially planned to use the...
Analysis of Essence/Gel Formula for Mixed Skin with Acne Scars, Melasma, Dullness, and Dryness
I have mixed skin with concerns about acne scars, melasma, dullness, and lack of moisture. I have developed the following formula: * Vitamin B3 (Niacinamide) 4% * Double...
HYDRO-UREA® Liquid Stock Arrival Date
What is the stock status and expected arrival date for the new batch of HYDRO-UREA® Liquid?
O/W Emulsifier Calculation and HLB
I would like to know how to calculate the amount (percentage) of emulsifier(s) needed for O/W formulations containing **10%**, **25%**, or **30%** oil. Please provide a...
Revised Pitera Essence Formula for Normal to Dry Skin
Need a revised formula for a skin essence (น้ำตบ) containing Pitera, suitable for normal to dry skin. Please provide the recommended ingredients, their percentages, and mixing...
Formulation with Rose Hip Oil, Activated Resorcinol, and Bisabolol: Mixing, Stability, and Texture
# Formulation with Rose Hip Oil, Activated Resorcinol, and Bisabolol I am creating a formulation with the following ingredients and percentages: * Rose Hip Oil 98% * Activated...
Pro Niacin Side Effects and Mixing Onion Extract with Snail (pH Compatibility)
I have two questions regarding ingredients: 1. When using Pro Niacin, my skin becomes red and stings. Is this an allergic reaction? 2. Can Onion Extract be mixed with Snail? I...
Product Testing Suggestions (Eye Area, Dark Spots, Acne Scars)
What is the status of product testing for the eye area? Also, please consider testing products for reducing dark spots, acne scars, and blemishes.
Formulation Issues: Night Cream pH, Serum Mixing, Sunscreen Pilling
I have three questions regarding cosmetic formulations: **Question 1: Night Cream pH Adjustment** I made a night cream using the hot process method, using a base cream...
Simple Lip Gloss Formulation with Fragrance
I would like a formula for making lip gloss mixed with fragrance. Could you also provide production information (details of each production step, ingredient proportions)?
Mixing Sea Kelp and Aloe Vera Extracts into Gel Base
Can I mix Sea Kelp Extract and Aloe Vera Extract into an Aloe Vera gel base? What are the recommended usage rates for each extract? How should I store the mixture? Are there...
Skincare Routine and Formulations for Acne, Melasma, and Barrier Repair
I have issues with clogged and inflamed acne, melasma, dark spots, dullness, and loss of firmness. I previously used doctor-prescribed medication like Retin-A and currently use...
Pilling issue in Cream/Gel formulation with Light Cream Maker and Pro Polymer
I am developing a cream formulation using **Light Cream Maker** (1.5-2%) and **Pro Polymer** (1%). I am experiencing pilling. Could this pilling issue be caused by other...
Serum Formulation: Adjusting Thickness, Reducing Shine, and Mixing Procedure
I am developing a serum formulation and have several questions regarding its properties and mixing procedure. 1. Is the current formula suitable? Are there any recommended...
Sticky Serum Formulation and Texture Adjustment
My serum formulation, which includes `Lift-Now` and `Pro Polymer`, has a sticky texture. What causes this stickiness, and how can I adjust the formula to improve the texture?
Compatibility and Mixing of Active Resveratrol, Yeast Radiance, Alpha Arbutin, and Vitamin E
Can Active Resveratrol, Yeast Radiance, Alpha Arbutin, and Vitamin E be mixed together in a single formulation? If so, what is the correct method for combining these...
Mixing Oils for Direct Skin Application and Usage Rate Limits
Can I mix various oils together, such as Rosehip oil and Argan oil, and apply them directly to the skin? Are there any precautions or specific usage rate limits I should be...
DIY Vitamin C Serum Formulation - Troubleshooting Hyaluronic Acid Separation
I am making a DIY Vitamin C serum. After dissolving the Vitamin C powder, I added Hyaluronic Acid (Standard Molecule and Nano Molecule) at **0.2%** each. After chilling and...