คำถาม-คำตอบ

I've successfully made a serum before and liked it. Now I want to make a body lotion for combination skin, aiming for smooth, moisturized, and primarily whitened skin. Could...

I am developing a cream formulation for anti-aging and skin whitening. I have confirmed that to achieve 4% active DMAE using a 40% powder, I need to use 10% of the powder...

What ingredients can be used to make cream quickly, suitable for beginners aiming for a "mix and finish in 5 minutes" result? Specifically, I'm looking for ingredients or...

What is the effectiveness of combining Alpha Arbutin 2% with Nano White 5% for skin whitening, considering Nano White contains Beta Arbutin and Vitamin C? Are there alternative...

What active ingredients are suitable for an anti-wrinkle gel that provides a tightening feel for individuals aged 30+?

Based on the formula suggested by user cosmeceutical7, which includes the following ingredients: * **Water Phase:** * Alpha Arbutin 2% * Vitamin b3 5% * N-Acetyl Glucosamine 4%...

Is it possible to store 15% Vitamin C serum in a plastic bottle?

Regarding the `Ceramide Anti-Irritant Cream` formulation, do I need to specifically consider or adjust the pH?

I have two questions regarding product usage and formulation: 1. Can **Amino Powder Cleanser** be mixed directly with water for use, or does it need to be mixed with other...

I am formulating a liquid serum for acne-prone skin using Encapsulated Salicylic Acid. I have received feedback on my previous base formulation and have developed three new...

I have combination skin and am starting to see fine lines on my forehead and around my eyes. I want my skin to be lifted, wrinkles reduced, and skin to feel stronger and...

I am trying to create a clear water-based gel containing 5% Vitamin E Acetate (Tocopheryl Acetate). I have tried using Laureth-23 and Polysorbate 20 (Tween 20) but haven't...

I want to make a reed diffuser using a purchased diffuser base. 1. How should I mix the base with fragrance oil or essential oil? 2. Is an approximate ratio of 75% base to 25%...

What is the stability of Vitamin C Ester (Ascorbyl Palmitate) when formulated in a cream base with a pH of 4-5?

I used a dry spoon to add powdered Vitamin B5 (Calcium Pantothenate) to my formula and closed the lid tightly. After 2-3 hours, I noticed small water droplets inside the bottle...

Can Tranexamic Acid be directly mixed into lotion or cream? What factors determine the mixing method, especially regarding the water content of the base product?

My package with tracking number EL346793035TH is delayed because the address is unclear (missing village or street). How can I resolve this delivery issue?

Could you please provide information regarding the requirements and challenges involved in producing cosmetic products that can obtain international Organic certification, such...

I am developing a serum formulation and plan to use 30% water and 20% distilled Witch Hazel in the 50% water phase of the formula. Is this ratio suitable, and will it be...

I want to make an eye cream for wrinkles using Shea Butter as the main ingredient. I would like to know what other natural oils or butters are suitable for the eye area and...