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What substances can be used to prevent microbial spoilage and oxidation, which cause discoloration, in cosmetic active ingredients, and what are their recommended usage percentages?
When dissolving Thyme Kill™ in Propylene Glycol at 70°C (1:10 ratio) resulting in a clear solution, adding this mixture (after cooling) to a room-temperature water-based spray...
Can a serum/gel formula consisting of 84% Aloe Vera Gel, 10% Argireline, 3% Pep Coll, and 3% DMAE be mixed? What are the considerations regarding compatibility, usage rates,...
How to incorporate water-dispersible Vitamin A Retinyl Acetate regarding solvent, temperature, and concentration?
What do the numbers in Dimethicone product names (e.g., /50, /100, /1000) represent, and do they indicate the viscosity or lightness/feel of the silicone, with lower numbers...
How to prevent Epidermal Growth Factor (EGF) from precipitating when added to a water-based formula containing various botanical extracts and Hyaluronic Acid? The EGF...
What ingredients are needed to convert a self-developed water-based serum formula into a liposome formula?
I want to make an edible serum using `GuarCat` to build texture and including `Vitamin B12`. What kind of preservative should I use?
Seeking a waterproof and long-lasting Tone Up formulation and information on production services.
Can an oil-soluble ingredient like Guaiazulene be mixed into pre-made serum (e.g., Hyaluronic Acid) or cream? What are the considerations for compatibility, stability, and...
What is the SPF value provided by 1% concentration of Zinc Oxide 200nm EasyDisperse™ in an oil-based cream formulation?
How to formulate a clear lip gloss using Trifluoropropyl Dimethicone/Trifluoropropyl Divinyl Dimethicone Crosspolymer for color-locking properties, specifically asking if an...
Can PVP be used in foundation or sunscreen formulations to achieve a waterproof function? Which types of PVP are suitable for this purpose?
What are the mechanisms and expected durations of fragrance fixation for 12H Fix™, Sugar Fix™, and Flora Fix™ when used in perfume or body spray, and is LipidSoft™ Lite...
Information requested on the mechanism, duration, and usage instructions (including the need for LipidSoft Lite) for fragrance fixatives 12H Fix, Sugar Fix, and Flora Fix when...
Can shea butter and cocoa butter be mixed to make body butter, and what will the resulting texture be like, specifically, will it be too hard?
Why am I unable to place an order for a custom formulation using Hyaluronic Acid Gel Base with added ingredients, despite the total percentage being 100% and the order value...
What is the recommended usage percentage range for PVP-K30 when formulating a spray product, and what factors influence this percentage?
How to achieve the desired stain color when using oil-based pigments (ReadyMix Red Lakes, Iron Oxides, White) in Lip & Cheek liquid/balm (W/O) products, understand why certain...
The user is asking for guidance on using food-grade Lake powder color in a product with a butter base. Specifically, they want to know the best way to disperse the powder in...