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# Questions about BHA Serum Formulation I am working on a BHA serum formula and have some questions regarding the ingredients and properties: 1. Can Polysorbate 20 be omitted...
I made a homemade Vitamin C E Ferulic serum. After using it for about a week, both I and my sister developed a severe rash all over our faces, similar to a previous reaction I...
How long does it take to see results from skincare, specifically for skin brightening? Is it normal for results to not be immediate, and should fast-acting products be viewed...
I have very dry skin with significant redness and some minor dark spots/acne scars. My pores appear quite wide, especially when wearing foundation without primer. I don't get...
I have questions regarding formulating a cream: 1. What are some of the most stable and effective moisturizing and skin-softening ingredients? Can I combine multiple...
Regarding the use of a blender for cosmetic formulation: 1. Do we need to use a specialized blender, or can we use a general food blender? 2. If a specialized blender is...
Seeking a suitable formula for inflammatory back acne on oily skin, exacerbated by sweating and humidity (e.g., from driving), as using BHA 4% caused excessive dryness but did...
I am trying to make an acne treatment gel formula using the following ingredients and percentages: * Water: 300g * Safe-B3™ (Vitamin B3, Niacinamide): 5g * GlucoBright™ (Acetyl...
Following up on a previous question about formulating a Vitamin C E Ferulic serum potentially with other actives like Alpha Arbutin, Niacinamide, and L-Glutathione, I have...
I want to add Alpha Arbutin to a serum formula similar to SkinCeuticals C E Ferulic. Can I do this, and what are the important considerations, especially regarding pH? What is...
Based on my interest in using ingredients such as AHA (Lactic Acid, Glycolic Acid), Niacinamide, Alpha Arbutin, Licorice Extract, Vitamin C, Panthenol, Sodium PCA, Amino Acids,...
I have skin problems including large pores, pitted scars, clogged acne, dark spots, and dullness. What other ingredients should I mix with AZELAIC ACID and at what percentage...
I am formulating a daily facial massage oil using a blend of natural oils: * Jojoba Oil * Avocado Oil * Sweet Almond Oil * Rose Hip Oil * Argan Oil * Evening Primrose Oil *...
I am 20-21 years old and have skin concerns including fine lines (likely due to dryness), enlarged pores, and occasional acne breakouts. I currently have the following...
I would like to inquire about the stock status and expected restock date for the weighing scale.
What are the costs and methods for international shipping?
I am formulating a cream for skin tightening on the cheeks, chin, and neck, specifically targeting areas with more volume (fat). I have sensitive, acne-prone skin and currently...
I want to formulate a product for youthful skin and to reduce slight wrinkles. My skin is not dry. Could you please advise on the appropriate usage percentages for the...
What is the typical usage percentage range for Acrylates copolymers, such as `Acrylates/C10-30 Alkyl Acrylate Crosspolymer` (e.g., `Carbomer 2020`, `Carbomer U20`) or...
Should a finished gel formulation containing sensitive peptides such as Syn®-Coll (Palmitoyl tripeptide-5) and Matrixyl™ 3000 (Pal-GHK, Pal-GQPR) be stored in the refrigerator?...
