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Is Mild Preserved Eco, which contains Ethylhexylglycerin and Propanediol, classified as a preservative according to COSING and FDA regulations? Can products formulated with...
I would like to create a DIY face mask similar to the L'OREAL Pure-Clay Mask Purify & Clarify Treatment Mask. I have the ingredient list from cosdna.com and would like guidance...
Can DMAE (Dimethylaminoethanol) be used in an eye cream formulation? What is the recommended usage percentage, are there any side effects like irritation, and does it provide...
I am developing a homemade physical sunscreen formula aiming for SPF 50 with a soft, smooth, non-sticky texture. My formula includes Water (approx. 61%), SiliSolve Plus (3%),...
I'm trying to make a cream by mixing Natural White Beeswax and Purified Water, TDS Limit 1PPM), but they are separating. How can I make a stable cream formulation using these...
How to create a perfume formulation for skin application that provides good scent diffusion and longevity, using Last-Fix as recommended? What is the recommended formula? Based...
I am developing a silicone-free hair conditioner formula and want to achieve a milky white texture with a viscosity similar to Pantene conditioner. I have the following base...
I want to make a serum for my 50-year-old mother who has normal skin, dullness, melasma, sagging skin, and wrinkles. I want a liquid serum texture that is easy to apply and not...
I have a serum formulation and have some questions about the mixing procedure: 1. Is the formula correct? 2. Regarding the mixing process, should I mix the two oil-soluble...
I am making a lip balm using coconut oil, but it tends to go rancid (develop a bad smell) quickly. I have a few questions: 1. Can a lip balm that has already gone rancid be...
I am making a 100% oil-based lip balm. I have two questions: 1. Can I use liquid flavor in this 100% oil-based formula? 2. What is the difference between liquid flavor and...
I have updated my nighttime skincare formula for dry, dull skin with dark spots, redness from acne, and wrinkles. The goal is to achieve brighter, clearer skin and reduce...
I am making a perfume spray using Ethyl Alcohol (99.9%) and a fragrance oil blend with LastFix. After spraying, I experience skin irritation, including dryness, stinging,...
Regarding my peel-off mask formula with the provided ingredient list, could you please explain which ingredient is responsible for removing blackheads, or why the formula does...
I want to add Sym-White (Phenylethyl Resorcinol) 0.5%, Soy Extract 5%, and Ectoin 2% to a serum base. How should I proceed? Specifically, I have the following questions: * If I...
Regarding the Willow Bark Extract (Natural Salicylic Acid) product: * Does this extract contain any components other than Salicylic Acid? * What is the quantity of Salicylic...
I want to make a serum or gel with Copper Peptide for oily, acne-prone skin. Could you recommend ingredients? Also, can I use it together with [Product Name] (L-Tyrosine)?
I am looking for a 100% natural oil with a citrus scent like orange or lemon, and the oil should be clear.
What products can be used to wash or wipe off Dimethicone and Cyclomethicone from the skin? Please provide recommendations.
I am interested in creating a scented gel air freshener that has an opaque, colored, jelly-like texture, similar to products like Farcent. Could you please provide information...
