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pH Adjustment for Lactic Acid Toner
I am making a toner using Lactic Acid for exfoliation. I understand that Sodium Bicarbonate is suitable for adjusting mildly acidic formulas, while Triethanolamine is better...
Gel base turned brown after adding grape seed extract
My gel base turned brown after adding grape seed extract. Is there a way to make it clear again?
Lipstick Formulation Issue: Hard Particles from Wax
I want to make a lipstick stick. The main component is Fractionated Coconut Oil, and I use Essential Oil for scent. My formula is: * Fractionated Coconut Oil 80% * Essential...
Questions about Wax Stick Formulation: Silicone, Wax Percentage, and Mica for Sensitive Skin
Regarding a wax-based stick formulation (similar to a cover stick): * Will adding silicone, specifically `Cyclomethicone`, to a wax-based formula cause separation, especially...
Formulating Long-Lash™ for Eyelash Growth: Gel and Cream Formulations
How can I formulate `Long-Lash™` for eyelash application? Is it possible to mix it directly with water or olive oil? Could you provide example formulations for a water-based...
Hair Serum Formulation (Water-Based Spray) for Growth and Loss
I want to formulate a water-based hair serum for reducing hair loss, promoting hair growth, and lengthening hair. I need a formula with a water-like texture suitable for a...
Adding Slim-Coffee and Mahad Extract to Aloe Vera Gel Base
I am making a body gel using an Aloe Vera Gel base and want to add the following ingredients: 1. **Slim-Coffee** (for anti-cellulite, dark circles) 2. **Mahad extract**...
Combining BHA and Tranexamic Acid in Serum for Acne and Melasma
I am interested in creating a serum formulation. Can Salicylic Acid (BHA) and Tranexamic Acid be combined in the same serum? What are the benefits of this combination,...
Mixing Activated Resorcinol Powder into Lotion
How can I mix Activated Resorcinol powder into a lotion? Can it be mixed with LipidSoft or directly into a lotion that already contains oil?
Eye Cream Formulation Issues: Pilling, Viscosity Loss, and Carbomer Neutralization
Regarding the eye cream formulation, I have the following questions: 1. What causes the issue where the cream rolls off or forms clumps like "ขี้ไคล" (dead skin/residue) when...
Concentration and Solubility of Centella Asiatica Extract (Madecassoside 7.7%)
I am using the current version of Centella Asiatica Extract (Madecassoside 7.7%, Product ID 294) in my formula. Older forum posts recommend using up to 5-10%, but the current...
Cream Mixing Technique and Equipment Recommendations
When mixing cream using a mixing blade and drill, I have several questions: * Why is it necessary to keep the mixing blade still? * If I move the beaker around to allow the...
Alternatives for Thickening Silicone Base in Dry Perfume Gel
What are alternative ingredients to Silicone Gel (Vinyl Dimethicone Crosspolymer) that can thicken silicone fluids like Cyclomethicone for a dry perfume gel formulation, aiming...
Gel Mask Formulation Issue: Foaming and Texture Problem with Lactic Acid 10%
Hello, I am making a skin gel mask with Lactic Acid 10% and encountered issues. Could you please review and advise? My formulation is as follows: * Lactic Acid: 10% *...
Adjusting Silicone-Based Formula for Powdery Texture and Silicone Base Differences
I am looking to create a cosmetic formula (like a primer or base) that is less liquid, lighter, smoother, and has a powdery finish. The staff provided the following sample...
Whitening Serum Formulation: Texture, Penetration Enhancer, pH, and New Ingredient Availability
I have a whitening serum formulation containing both water-soluble and oil-soluble ingredients. I would like to inquire about the following: * What is the expected texture...
Deodorant Stick Formulation and Wax Hardness in Stick Products
I want to make a deodorant stick using Fractionated Coconut Oil as the main ingredient. I also have Microcrystalline Wax (Refined) but it's not hard enough for a stick. How can...
Hair Growth Spray Formulation Adjustment
Based on my hair growth spray formula, I have the following questions: * Does Melatonin Forte™ need Polysorbate 20 (Tween 20) to dissolve? * If I remove Polysorbate 20, what...
Using Expired Cosmetic Ingredients Stored in Refrigerator
Can I use cosmetic ingredients that are past their expiration date if they have been stored unopened and refrigerated? Specifically, I have the following ingredients that are...
Adding PE-1 Aqua (Oil) to Silicone Serum Formulation: SiliSolve vs SiliSolve Plus
I am trying to formulate a silicone-based serum containing Cyclomethicone, water, and water-soluble active ingredients. I want to add PE-1 Aqua (which is an oil) to this...