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How should natural oils like Rosehip Oil and Olive Squalane be stored to maintain their quality and extend their shelf life? Is refrigeration necessary for both?
Could you please inform me about the availability of the large size of **Tranexamic Acid (Trans-White™)**? If it is currently out of stock, are there any alternative forms...
I have a water-based formulation containing **Vitamin B3** (Niacinamide) and **N-Acetyl Glucosamine**. I want to add **Azelaic Acid (Liquid Azelaic™)** to this formula. What is...
How to calculate the amount of an ingredient needed for a formulation based on its percentage concentration, specifically how to interpret percentages like "Alpha Arbutin 2%"...
I have a question about using Sea Kelp Biofermant serum. 1. Can someone with a seafood allergy use this product? 2. My sister has sunburned skin that is dry, red, and starting...
I'm seeking feedback and comparison for two serum formulations intended for combination skin, focusing on the eye area. For the first formula, which I tried mixing but...
Can Azelaic Acid and Zinc PCA be used together? Is it possible to include these two ingredients in the same formula, or should they be in separate products like a toner and a serum?
I have a formula for a Lifting Serum and would like to know if the ingredients are sufficient to achieve the claims of "face slimming and wrinkle reduction within 5 minutes". I...
I am interested in creating a hydrating facial spray for my oily skin. I spend about 16 hours a day in an air-conditioned environment. I have a few ideas for formulations: *...
I have a sunscreen formulation with Titanium Dioxide and Zinc Oxide. I have two questions: 1. Can I substitute `Safe-B3™ (Vitamin B3, Niacinamide)` with `Aloe Vera Extract...
I have oily skin but prefer a dewy/oily finish. I am interested in making my own skincare products using ingredients like Hyaluronic Acid, Vitamin B3 (Niacinamide), N-acetyl-D...
What are the key differences between pro polymer and Hydroxyethyl cellulose (HEC) for gel formulation, particularly regarding compatibility with electrolytes/salts/sodium and...
What information is required for FDA registration of the ingredient blend Delentigo, which contains: * Lepidium Sativum Sprout Extract * Lecithin * Soy Isoflavones *...
Regarding the following serum formulation, should it be packaged in glass or plastic bottles? Should the bottles be amber/opaque or clear? **Formulation:** * น้ำกลั่น 75.5 g *...
I am looking to create a lightweight lotion base similar to the texture of Nivea lotion. Based on the ingredients commonly found in such lotions, what are the key components...
I want to confirm the function of Soy Lecithin. Does it act as an emulsifier to help water and fat combine? Also, can the Soy Lecithin product sold by MySkinRecipes be used in food?
I'm interested in a soy extract product. I understand its active ingredient, `isoflavones`, has solubility issues in water. Can you provide an update on the development status...
I have questions about two formulations: 1. **Gel for oily skin, acne-prone skin, anti-aging, and skin brightening.** The proposed ingredients are: * Azelaic Acid * Repair...
I have oily skin with large pores and uneven tone. I'm considering using or have discussed several ingredients. Could you please provide advice on the suitability and...
I am developing a non-fragranced formulation that has a metallic-like odor and a sticky, slimy, or coating texture. I suspect the odor is coming from Ethoxydiglycol and the...
