Browse Questions and Answers

I am developing skincare formulas for various concerns. I would like feedback and clarification on the following: 1. **Initial Whitening & Pore Formula:** My formula contains...

I am formulating a serum for skin brightening, dark spots, and dullness. My skin is not oily, but I occasionally get clogged pores. Below is the formula I have developed: *...

I am trying to formulate a skin brightening and anti-aging gel with the following ingredients: * Delentigo (1%) * Nanowhite (2%) * Vitamin B3 * N-Acetyl Glucosamine * Syn®-Coll...

Clarification needed on the storage instructions for Timed-Released BHA Toner (+b3 5% +n-acetyl D 4%). The website states to keep away from sunlight and heat (shelf life 1...

I purchased the Vitamin C E Ferulic Pre-Mix Kit (Lot 000117), and the texture is now like a gel or jelly, different from previous batches. Is the product still usable and...

Regarding the product `Sodium Lactate (60% Liquid, Natural)`, how should it be mixed with water, and how much water should be added to 50 grams of this product for use in a...

I'm working on a cream/lotion formula containing physical sunscreen filters (Titanium Dioxide and Zinc Oxide). I have several questions regarding modifications and aspects of...

My pearlized shampoo formula, which was previously stable, has started to separate and become thin. What are the possible factors causing this instability and deterioration?

What is the suitable pH range for Tranexamic Acid, and can it be mixed with Alpha Arbutin and Peptides in a formulation?

After using both products, on the second day, I felt a slight stinging sensation on my face, and my cheeks were slightly pink. I used a product called `Vitamin C E Ferulic`...

How is the percentage of an ingredient (%w/w) calculated in a formulation, and how do I determine the required weight of an ingredient for a specific batch size? For instance,...

I previously attempted to make a Vitamin C cream with Satin Mousse™, Zinc PCA, and DMAE but experienced separation. I'm looking for an easier, no-heat formula, perhaps a gel or...

What are the functions and benefits of Hyaluronic Acid and Repair Activator™? Specifically, how do they help with: * Filling deep wrinkles / Reducing wrinkles? * Speeding up...

I used Lactic Acid 88% in my glycerin bar soap formulation, and it caused the soap to liquefy. I am looking for alternative exfoliating/whitening ingredients that can be used...

I'm interested in making a glycerin soap that provides genuine exfoliation and skin whitening. I've seen some products claim to make "dead skin" peel off easily without...

When will Lactic Acid (AHA) 88% be restocked?

I have sensitive skin with wrinkles and acne scars, and it is slightly oily with concerns about clogged pores. I have created a formula and would like the expert to review it...

I would like to know the formula to make an essence similar to SK-II. * Can I use Water + `Bio-Yeast Essence™` (which is Galactomyces Ferment Filtrate) directly? * What...

I have two questions regarding cosmetic formulation: 1. My BHA gel formulation, made by dissolving Salicylic Acid in Propylene Glycol, then adding Tween 20 and water, and...

I have several questions regarding sunscreen formulation and makeup removal: 1. How should I mix the new powder form of `TiO2` + `ZnO`? 2. Will the resulting mixed formula be...