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I am developing a light, non-greasy cream formulation targeting skin dullness and occasional acne. I used **Satin Moose** as the emulsifier and included **Azelaic Acid** along...
I have an existing lotion formula and a water-based sunscreen formula. I would like to know: * Can I add SPF ingredients directly to my existing lotion to turn it into a...
I tried adding `Lactic Acid (AHA) 88%` to a clear glycerin soap base at a concentration of `10%`. The soap became liquid and turned white. Why did this happen? I was advised to...
I want to make a toner using the following ingredients. Could you please advise on how to formulate it, including the recommended usage percentages, solubility, optimal pH, and...
I currently have dry, dehydrated skin with significantly reduced rash but still experiencing peeling. I'm using a facial cleanser recommended by the staff. I have a specific...
I'm making a lotion using the formula below and encountered issues where the texture is hard to spread and leaves white streaks. I have some questions: * My current formula...
I am currently trying to make a skin serum using the following ingredients: * Alpha Arbutin * Ethoxydiglycol (at 20%) * Vitamin B3 * Distilled Water Could you please provide...
I have questions regarding the concentration limits of Hyaluronic Acid (Hya) in serum formulations and the effect of layering products with high Hya concentrations. 1. There...
I have combination to oily skin with issues like: * Clogged pores * Blackheads * Enlarged pores * Uneven texture I want to achieve smoother, clearer, and more radiant skin....
I purchased Encapsulated Salicylic Acid (Liquid, Timed-Release, Wash-Off, Product ID 229) and tried mixing it with Aloe vera gel, but it separated and precipitated. Why did...
I am developing a combined BHA toner and moisturizer product for oily skin. I plan to use the following formulation: * Encapsulated Salicylic Acid 6.60% * Panthenol 5.00% *...
What are the common methods used for testing the stability of cosmetic products, such as creams, including temperature testing, freeze/thaw cycles, light exposure, and...
I've noticed that some cosmetic creams have colors that don't seem natural. I'm wondering how manufacturers achieve these colors. Is it primarily through added colorants, or do...
I am developing an oil-free gel formula for skin with clogged pores and post-acne issues (redness, dark spots), to be used alongside a BHA toner. The goal is to provide...
I am developing a serum formulation for reducing forehead and smile lines. The ingredients I plan to use are: * `Argireline 10%` * `Pep®-Coll 5%` * `Homeostatine™ 5%` * `Aloe...
When using Laureth-23 as an emulsifier, what is the correct temperature for dissolving it in the oil phase? Also, when should heat-sensitive ingredients like Alpha Bisabolol...
I am developing a serum formulation for my 54-year-old mother with concerns about wrinkles and sagging skin. My current formula includes: * Argireline (Acetyl Hexapeptide-8)...
I have a proposed face formulation based on Base Aloe Vera Gel with the following ingredients: * Apple Stem Cell 3% * Pepha-Tight 3% * Metabiotics Resveratrol 5% * Green Tea...
Can L-Ascorbic Acid and Alpha Arbutin be used together in a skincare routine? If so, how should they be applied, and is there a recommended waiting time between applying the...
I have concerns about dullness, fine lines, and severe dryness. I want to create a formulation in a Hyaluronic Acid gel base using the following ingredients: * DMAE 4% * PAP8...
