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I have questions about the Instant Wrinkle Remover formula and its properties: 1. Can I add `Acetyl Hexapeptide-8` (`Argireline`) to this formula? 2. Is this formula designed...

Cosmetics Residue Serum Stability Texture Wrinkle Reduction
Posted by aon.ohn
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When making a toner using French Pine Bark, the mixture turns a dark, cola-like color and precipitation occurs at the bottom and sides of the bottle. What is the cause and how...

Cosmetics Color Changing Dispersion Precipitation Solubility Toner
Posted by jarinrat
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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...

Cosmetics Active Ingredient Concentration Effectiveness Ingredient Suitability Usage Percentage
Posted by korea-kon
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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...

Cosmetics Cream DIY Formulation Serum Skin Brightening Toner
Posted by icuicuic4u
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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...

Cosmetics Acidic Formulation Anhydrous Formulation Oxidation Serum Stability
Posted by thep.siriporn
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Could you please review the following five cosmetic formulas for ingredient compatibility, necessary pH adjustments, and any potential formulation issues related to texture or...

Cosmetics Compatibility Formula Review Sunscreen Formulation Texture pH Adjustment
Posted by donotgiveup12345601
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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...

Cosmetics Formulation Feasibility Humectant Oil-based Formulation Solubility Water-based Formulation
Posted by donotgiveup12345601
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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...

Cosmetics Acne Treatment Butter Texture Hydration Skin Dryness Skin Softness
Posted by ramacno
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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...

Cosmetics Ingredient Interaction Residue Serum Stickiness Texture Modification
Posted by eak60
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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...

Cosmetics Alcohol Formulation Drying Speed Film Former Liquid Lipstick Long-lasting
Posted by supathidar.p
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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...

Cosmetics Anti-aging Compatibility Formulation Adjustment Serum Stickiness
Posted by n.sitang
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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...

Cosmetics Acne Treatment Anti-aging Hydration Serum Serum Formulation
Posted by nook_skincare
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I am developing several cosmetic formulas and have some questions regarding ingredient solubility, mixing procedures, and compatibility, especially for post-laser skin care....

Cosmetics Formula Review Scar Treatment Skin Irritation Solubility Sunscreen Formulation
Posted by tee.tanyanan
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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?

Cosmetics Clarity Ingredient Ratio Mixing Procedure Solubility Solubilizer
Posted by browniebonny
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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...

Cosmetics Cosmetic Formulation Cracked Heels Cream Exfoliation Texture
Posted by piyanat_th
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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...

Cosmetics Cosmetic Formulation Formulation Adjustment Mixing Procedure Patch Testing Serum
Posted by pirunaa222
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Could you please provide an update on the availability of the new stock of Butylene Glycol?

Cosmetics Ingredient Availability Raw Material
Posted by jn_andy
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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...

Cosmetics Ingredient Comparison Sun Protection Sunscreen Formulation Texture Water-in-Oil
Posted by jn_andy
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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...

Cosmetics Effectiveness Ingredient Comparison Moisture Sensitivity Skin Irritation Storage Conditions
Posted by maigonix
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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...

Cosmetics Cream Eye Care Gel Ingredient Alternatives Wrinkle Reduction
Posted by benjamas_al
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