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Usage Rates for Cell-Energy (Adenosine) and RETINAT (Starfish Extract)
Could you please clarify the correct usage rates for Cell-Energy (Adenosine) and RETINAT (Starfish Extract)? I recall seeing a usage rate of 6% mentioned previously for...
DIY Skincare Formulas for Acne-Prone Skin with Vitamin C, B3, Pitera, and Repair Activator
I am currently using the `Vitamin C E Ferulic` (Lite) kit, which contains `Vitamin C` (L-Ascorbic Acid powder). The formula provided by the staff includes `Vitamin B3`. I...
Formulating a Stable Vitamin C Serum (L-Ascorbic Acid) similar to Kiehl's
I would like a formula or guidance on how to create a stable Vitamin C serum using L-ascorbic acid, similar to products like Kiehl's. What are the key considerations for...
Review of Multiple Cosmetic Formulas: Compatibility, pH, and Texture
Could you please review the following five cosmetic formulas for ingredient compatibility, necessary pH adjustments, and any potential formulation issues related to texture or...
Urea Solubility and Formulation in Oil Bases
Regarding the product [Product Name], the staff mentioned that Natural Urea only dissolves in water. Can Natural Urea be dissolved in an oil/lipid base, such as a mixture of...
Thank You for Sharing Your Experience with Shea Butter for Dry Skin
I would like to share my experience using Shea Butter (Ultra Soft) to help with dryness caused by acne treatments such as Benzoyl Peroxide and Retin-A. It has been very...
Serum Formulation Issues: Stickiness and White Residue
I am developing a serum formulation with the following ingredients and percentages: * 1,2-Hexanediol: 3% * Hyaluronic Acid (Standard Molecule): 0.5% * Hyaluronic Acid (Nano...
Function of Ethyl Alcohol in Liquid Lipstick for Longevity and Drying Speed
What is the function of Ethyl Alcohol in liquid lipstick formulations? Does it help with long-lasting wear? If not, what ingredients provide longevity, and what are...
Revising Anti-Wrinkle Formula: Addressing Compatibility and Adding Actives
I have an anti-wrinkle formula for dry skin that I use with a separate moisturizer. The formula contains: * `Cyclomethicone` 20% * `Pro Polymer` 0.8g * Repair Activator * Pep...
Formulating a Comprehensive "Nam Tob" Serum with Pitera Base
I am looking for a formulation for a "Nam Tob" (toner/essence) serum. I would like to use **Galactomyces Ferment Filtrate (Pitera)** as the main base liquid. The serum should...
Formulation Review & Ingredient Issues for Sunscreen, Serum, Scar Gel (Post-Laser)
I am developing several cosmetic formulas and have some questions regarding ingredient solubility, mixing procedures, and compatibility, especially for post-laser skin care....
How to dissolve Vitamin E (Tocopheryl Acetate) in water using Flora Solve/Flora Solve Clear
How can I dissolve **Vitamin E (Tocopheryl Acetate)** in water to get a clear solution? I have **Flora Solve** and **Flora Solve Clear**. What is the correct mixing ratio and procedure?
Revised Cracked Heel Cream Formulation
I am developing a cream formulation for cracked heels and am aiming for a thick, butter-like texture. I plan to use ingredients such as Papaya Enzyme, Shea Butter, Sweet Almond...
Serum Formulation: Mixing, Simplification, and Testing
I am interested in the serum formula recommended by the staff. Could you please provide the mixing instructions for this formula? Additionally, I am a beginner and would like...
Butylene Glycol Stock Availability Update
Could you please provide an update on the availability of the new stock of Butylene Glycol?
Replacing SPF Protect Ultra I with SPF Protect Ultra II in Water-in-Oil Sunscreen
If I have an existing sunscreen formula using SPF Protect Ultra I and Water in Oil EZ, can I replace SPF Protect Ultra I with SPF Protect Ultra II by reducing the proportion of...
Retinoid vs. Vitamin C for Skin Restoration and Ingredient Storage
1. Which is better for skin restoration, Retinoid or Vitamin C? 2. I experienced a seb derm flare-up when using Retin-A with L-ascorbic acid. Why did this happen? 3. If I use...
Alternative Ingredients for Eye Gel/Cream (Replacing REGU-AGE)
I am formulating an eye gel/cream to reduce wrinkles around the eyes. I initially planned to use REGU®-AGE, but it is only available in kilogram sizes. What alternative...
Packaging for AHA and BHA Products
After making creams or gels containing AHA and BHA, can they be packaged in ordinary plastic containers? Is it necessary to use glass or amber-colored packaging?
Matte Lipstick Texture Issue: Analysis and Recommendations
I am trying to make a matte lipstick using the following formula, but the resulting texture is creamy (feels like skin cream), not matte, not long-lasting, and is easily wiped...