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I have questions regarding mixing ingredients and formulation: 1. When a preservative like `Mild Preserved Eco` states it lasts 60 days after opening, does this mean the final...
I have a formulation with the following ingredients and percentages. Could you please provide information about this formula? * Biotin Express 1% * Zinc PCA 0.2% * Panthenol...
Regarding the use of Niacinamide (Vitamin B3) powder, for example, the product detail specifies a usage rate of 1-4%. The product is packaged in 7g tubes. Previously, I would...
I am making a lotion with the following phases: * **Phase A:** Water, Disodium EDTA, Allantoin, Glycerin, Butylene Glycol, Sodium PCA, Goat Milk, Hydrolyzed Milk Protein *...
My doctor prescribed a cream to spot-treat dark spots/melasma. I was instructed to apply it only at night and only to the dark spots to avoid lightening normal skin. Based on...
Could you please provide a formula and method for making powder highlighter?
I want to create a facial moisturizing spray using the following formula. Is this formula suitable? What are the functions of each ingredient, and how can I improve it? *...
I am interested in formulating a Cleansing Oil. I understand that the formula involves using oils to dissolve makeup and an emulsifier to rinse it off. Could you explain the...
I am formulating a serum for use after derma rolling to treat acne scars on oily, slightly acne-prone skin. The formula is as follows: 1. Copper Peptide 3% 2. PepColl 5% 3....
Could you please compare the different grades of Alpha Arbutin available, specifically the ones from Switzerland and China? What are the differences in terms of origin,...
Could you please tell me what are the ingredients in a facial mask that is a white powder and turns into a clear gel when water is added?
I am formulating a cream using a hot process emulsifier that requires heating to 70-80°C. However, I have one ingredient that is sensitive to temperatures above 60°C. How...
I want to make a sunscreen gel similar to SpectraBan. I tried a formulation but after leaving it for 1 night, the oil and silicone separated. I don't know what to add to...
I want to make my own AHA solution at pH 2.5 to maintain its effectiveness. Will this have negative effects on the skin? Also, when will Glycolic Acid powder be available?
I made a solid perfume, but the texture is too hard and the scent is too weak. I plan to re-melt it and add more oil and fragrance. Is this the correct approach, and how should...
I have formulated a serum using the following ingredients: * Water * Double Hyaluron * Silky Serum Base Plus * Cyclomethicone * Phenoxyethanol SA The resulting serum has a...
Do Butter Cream Maker and Water-in-Oil EZ cause acne or clog pores?
I have a cleansing foam formulation and would like advice on achieving specific properties. The desired product should: * Remove makeup effectively. * Have a thick, clear,...
I have a facial mask formulation packaged in a plastic tube. After just one day, the tube swells and bursts. The pH of the formulation is 6.00, and I used Phenonip P4 1% + Mild...
Can fragrance be added to a cream formulation containing Papaya Enzyme to mask its smell? If so, what is the recommended usage percentage?
