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Cream Eyeshadow Formulation Texture Adjustment
Regarding cream eyeshadow formulation using a silicone base thickened with `Hectorite Silicone Gel™` (which helps suspend pigments in silicone), if only `Hectorite Silicone...
Instant Noodle & Lip Product Wax Myths and Skin Sensitivity Testing
# Questions about Waxes and Skin Sensitivity Testing I have a few questions regarding waxes and skin testing: 1. Is it true that instant noodle cups are coated with wax that...
Identifying Active Ingredients in a Cosmetic Formulation
Based on the following ingredient list, please identify the active ingredients and explain their functions: ``` Aqua,Mica,Neopentyl Glycol Diheptanoate,Titanium Oxide,...
Skincare Recommendations for Hyperpigmentation, Acne Scars, Melasma, and Uneven Skin Tone
I have issues with dark spots, uneven skin tone, and acne scars after extraction that don't fade. I also have melasma and small freckles. My skin is a T-zone type, and I work...
Formulation Texture Issue: Sticky and Hard to Spread
I made a formulation using **TransDerm A** and **TransDerm B** bases with the following active ingredients: * Acetyl Hexapeptide-8 (Argireline) * Pal-GHK * Pal-GQPR (Matrixyl...
Composition and Ratio of TransDerm (50g package)
What is the composition and ratio of the water and oil components in the 50g package of **TransDerm**, which features **TransMoist™ (PPG-24-Glycereth-24)**? I understand it has...
Tranexamic Acid 3% with Transderm: Irritation and Penetration Depth
I am using a formulation with Tranexamic Acid 3% and plan to use it with Transderm. I understand that Tranexamic Acid can cause irritation, but is it safe to use at 3% with...
Difference and Usage of Cyclomethicone and Silicone Base Gel in Formulations
Could you please explain the difference between Cyclomethicone and Silicone Base Gel and how they are used in a cosmetic formulation, specifically in a structure where the...
Formulating Rapid Wrinkle Reduction Serum with Aloe Vera Gel Base
I am developing a serum formula for rapid wrinkle reduction using an Aloe Vera gel base. The formula includes the following active ingredients: * Azelaic Acid * DMAE Liquid *...
Thickening Cream After Mixing
Can a solid thickener be added to a cream formulation after it has been mixed to increase its viscosity if it is too liquid?
Formulating a 1kg Gel with Encapsulated Salicylic Acid (Timed-Release BHA)
I am developing a 1kg gel formula using Encapsulated Salicylic Acid (BHA, Timed-Release). I calculated that for a 1kg batch, I would need approximately 66g of the BHA-Time...
Suitable Oil Percentage and Formula Review for Brightening Cream
Hello, thank you for your time answering. I have a question regarding the appropriate percentage of oil needed when making a face or body cream. What is the suitable range...
Combining Whitening Ingredients in a Transderm Base
I want to combine the following whitening ingredients into a Transderm base: * Alpha Arbutin 2% * N-Acetyl D-Glucosamine 4% * Vitamin B3 (Niacinamide) 4% * Tranexamic Acid 3% *...
Rancid Smell in Homemade AHA Gel
My homemade AHA gel has developed a strong rancid smell. The staff has requested the detailed formula and mixing steps to diagnose the issue. What could be the potential causes...
Water-Based Cleansing Formula using MakeUp-Wash
I want to create a water-based cleansing formula, such as cleansing water. Can I use `MakeUp-Wash™` (PEG-6 Caprylic/Capric Glycerides) for this? What other ingredients should I...
Cosmetic Formulation Review: Stability, Incompatibility, and Texture Issues
I have developed a cosmetic formulation and would like feedback on its feasibility, stability, texture, and potential issues. I have calculated the ingredient percentages based...
Adjusting Formulation Percentages When Adding Ingredients
When adding new ingredients to an existing cream or lotion formula, how should the percentages of the original ingredients be adjusted to maintain a total of 100%? For example,...
Physical Sunscreen Formulation Attempt and Separation Issue
I attempted to make a high SPF physical sunscreen for strong sunlight and uneven skin tone by mixing Zinc Oxide, Titanium Dioxide, and Dimethicone into a pre-made lotion base...
Formulating a Lightweight, Fast-Absorbing SPF 50 Sunscreen Gel
How to formulate a lightweight, fast-absorbing SPF 50 sunscreen gel? I would like to know how to create a sunscreen gel with the following properties: * SPF 50 * Lightweight...
Shelf life and stability of royal jelly in cream/gel formulations
What is the shelf life of a cream or gel formulation containing royal jelly? Does the form of royal jelly used (powdered vs. fresh) affect the shelf life of the finished...