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How do volatile silicones like Trisiloxane and Isododecane contribute to water resistance in a formulation, and does this water resistance last after they evaporate?
What is the recommended usage percentage for `Licorice Extract (Licochalcone A 1%, Water-Soluble)` when formulating a cream for acne and oily skin to help with oil reduction,...
Could you provide a simple recipe for a cream base that can be used as a foundation for adding other active ingredients?
I want to make a hand cream with a soft, silicone-like coating feel, similar to a product I like. Based on the ingredients of that product, how can I formulate a hand cream to...
Based on the information about PE1 Aqua: Using PE1 Aqua, which is designed to enhance the penetration of water-soluble ingredients, to carry oil-soluble ingredients will reduce...
Regarding oil-soluble Vitamin C, specifically Ascorbyl Palmitate (Vitamin C Ester), it requires relatively high heat for dissolution. Does this high heat not cause the vitamin...
Is it possible or advisable to mix Oil Soap (ID 677) with Glycerin Bar Soap (ID 143) to make a solid bar soap? What are the reasons for or against this?
What are the key active ingredients in the Skin Balancing Pore-Reducing Toner and what are their functions and benefits for the skin?
Do yeast-derived ingredients such as **Beta-Glucan** (from Saccharomyces cerevisiae) and **Pitera** (Galactomyces Ferment Filtrate) contain live yeast? Are they safe to use for...
Can Apple Stem Cell Extract (AppleCell™ Powder) be mixed into an existing cream? What factors should be considered?
I want to formulate a mosquito repellent spray using essential oils that is stable, clear (if possible), and easily sprayable. I tried using Polysorbate 20 with essential oils...
Could you please provide guidance or a formula recommendation for creating a product similar to Biore Aqua Rich CC, based on its listed ingredients?
I have a favorite foundation that I've been using for a while and I really like it, but my face gets oily all the time, especially during the hot season. 1. If I want to add...
Can we use Aloe Vera Gel Base as a base for making a scrub?
I would like a whitening and sunscreen body lotion that provides fast and noticeable results for dark, normal skin. I need a formula for 500ml. Could you please advise on the...
I am making an oil-based pomade/wax for hair styling. My current formula uses waxes (Beeswax, Candelilla Wax, Microcrystalline Wax, Carnauba Wax), oils (Olive Oil, Jojoba Oil,...
I am looking for alternative ingredients that are cheaper than Rhamnose for controlling body odor in bar soap. Rhamnose works by controlling odor-causing bacteria for a...
Based on the proposed formula below for normal-to-dry skin with early wrinkles, aiming for hydration and comfort: * `Aloe Vera Gel (Heavy)` 90% * `Pumpkin Renew™` 5% * `Apple...
In a formula containing 70% water, how is the solubility limit (e.g., 1% in water) for a preservative like `Phenoxyethanol SA` calculated? Is it based on the total weight of...
I have several skin concerns and would like advice on ingredients to address them: 1. Oily T-zone. 2. Dull skin and sensitivity to light, tanning easily (my skin is fair...
