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Why is the cream pink when Vitamin B12 (Methylcobalamin/Cyanocobalamin) is added?
Is ODA White still available for purchase, and how can I place an order?
When will L-Tyrosine be back in stock?
Are there any botanical or natural extracts ("สารสกัด") in the following list of ingredients? * Distilled water * Triethanolamine (TEA) * Ferulic Acid * Panthenol *...
What ingredients can be used to make cosmetic formulations absorb faster, and what is the difference between ingredients that improve the *feeling* of absorption versus those...
I have a question about using L-ascorbic acid serum: 1. Can the serum be used beyond the recommended time if it hasn't changed color? 2. I want to create a serum similar to...
Regarding the use of Pure Keratin™ for hair nourishment, I have the following questions: 1. What types of hair products can Pure Keratin™ be mixed into? 2. If used in a...
In a Salicylic Acid gel formula, can Pro Polymer be replaced with another gel-forming agent? What alternative is recommended to avoid the issue of small beads that occur with...
I would like to make these products for personal use. Could you please provide formulations for the following: * Shampoo that leaves hair soft and smooth (pearlized or opaque)...
How to formulate a gentle foam cleanser using a sulfate-free base like `Sulfate Free No-Tear Shampoo Base (pH 6, Clear, Foaming)`, including suggested usage percentage and...
I have two formulas: **Formula 1:** * Base cream (175g) * Yeast Radiance * Phyto Glycyrrhetinic Acid * Sym-White (Phenylethyl Resorcinol) * Willow Bark Extract After mixing the...
I am planning to make a DIY serum with the following formulation: * Distilled Water: 96% * Alpha Arbutin: 2% * Double Hyaluron Liquid: 2% I have two questions regarding this...
I am looking for guidance on formulating a **pressed powder foundation** that includes **sunscreen** properties. The desired characteristics are: * **Smooth, clear coverage** *...
Can I combine Vitamin B3, Acetyl Glucosamine, peptides, and Ume Extract in a gel formulation for wrinkle reduction? Also, can I use Phenonip P4 at 1% in this gel, considering...
I am developing a serum formula containing the following ingredients: * Distilled Water * Phospholipid (Hydrogenated Lecithin) * Grape Seed Extract (Proanthocyanidins) *...
I want to add **Vitamin E Beads** to **Stabilized Vitamin C (Natural-C Glycol™) Serum**. Will this affect the stability of the serum? Also, how can I make the beads stay...
I'm confused about the function of Oil Milk™. The description says it's a cleansing agent with low foam for Milk Soap (100% oil). However, when I use it in an Oil Cream formula...
I have oily, large-pored, slightly acne-prone, sun-darkened, moderately sensitive skin. I am developing a formula (likely a serum or gel) with the goals of balancing oil,...
What is the optimal pH range when formulating a serum containing both Matrixyl 3000 (Pal-GHK, Pal-GQPR) and L-Ascorbic Acid, considering the stability and efficacy of both ingredients?
Can high-alkaline glycerin soap be used for facial cleansing and makeup removal? If not, what are some recommended gentle ingredients or product types for these purposes?
