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Inside our formulas

A look inside Gleamin products: what's in each formula and why, how to use them, what to expect over time and how they fit your skin type.

Inside our formulas is where we open up our own products. We explain what's in each one and why, how to use it, and what you can realistically expect. It started with the Vitamin C Clay Mask, the product that built Gleamin, and covers our moisturizer and cleanser too.

You'll get straight answers here: which ingredients do what, how often to use each product, and how to adapt them for dry, oily or sensitive skin. Results build over weeks, not days, and they vary from person to person. Every Gleamin product is sold in our Amazon store, and each guide links to the product page.

What you'll find here

The Vitamin C Clay Mask. Inside Our Vitamin C Clay Mask, how to use it step by step and what results to expect week by week.
Using it on your skin type. Can you use a Vitamin C Clay Mask on sensitive skin?
Our other formulas. Inside Our Advanced Brightening Moisturizer and Inside Our Clarifying Brightening Cleanser.

11 articles

A person with deep brown skin looking calmly into a round mirror by a sunlit window, skin fresh and glowing

Inside our formulasSeptember 24, 2026

Vitamin C Clay Mask Results: What to Expect Week by Week

What the Vitamin C Clay Mask can realistically do after one use, after a month and after three months, and how to track your own before-and-after honestly.

By Gleamin TeamRead article

A folded mustard towel on a cream towel on a sunny shelf, beside a dish of golden clay and a flat brush

Inside our formulasSeptember 23, 2026

Does a Turmeric Mask Stain Skin? How to Avoid Yellow Marks

Turmeric's golden color is part of its charm, but nobody wants yellow towels. Why turmeric masks can tint skin and fabric, and simple ways to prevent and fix it.

By Gleamin Team

The upper back of a person with medium-deep brown skin with a thin layer of pale-yellow clay, wrapped in a cream towel

Inside our formulasSeptember 21, 2026

How to Use a Clay Mask on Your Body: Chest, Back and More

Many people use the Vitamin C Clay Mask beyond the face. How to mask your chest, back, underarms, knees and elbows, and the areas to leave out.

By Gleamin Team

Fingertips of a person with deep brown skin smoothing a sheer layer of pale-yellow clay across a dewy cheek

Inside our formulasSeptember 19, 2026

Can You Use a Clay Mask on Dry Skin? Here's How

Clay masks have a reputation for drying skin out. How to choose and use one when your skin is dry, and what in the Vitamin C Clay Mask keeps it comfortable.

By Gleamin Team

A person with medium-brown skin patting their freshly rinsed face dry with a soft cream towel by a sunny window

Inside our formulasSeptember 17, 2026

What to Use After a Clay Mask (and Can You Use Vitamin C?)

The right steps after rinsing a clay mask: what to apply, whether vitamin C serum is a good idea, what to skip that night, and where the mask fits in your week.

By Gleamin Team

A person with deep brown skin relaxing with a pale-yellow clay mask on the T-zone only, hair in a cream towel

Inside our formulasSeptember 15, 2026

Is a Clay Mask Good for Oily, Breakout-Prone Skin?

Clay and oily skin are a classic match. How a clay mask helps with shine, how often to use it, how to avoid over-drying, and where the Vitamin C Clay Mask fits.

By Gleamin Team

A small dab of pale-yellow clay on the inner forearm of a person with medium-brown skin, resting on cream linen

Inside our formulasSeptember 13, 2026

Can You Use a Vitamin C Clay Mask on Sensitive Skin?

What "dermatologist tested" really means for our Vitamin C Clay Mask, how to patch test at home, and how to adapt the ritual if your skin reacts easily.

By Gleamin Team

Hands with deep brown skin holding a flat brush of pale-yellow clay over a cream ceramic dish

Inside our formulasSeptember 11, 2026

How to Use a Vitamin C Clay Mask, Step by Step

Exactly how to apply, time and rinse the Vitamin C Clay Mask: how much to use, how long to leave it on, how often to mask, and the mistakes that dry skin out.

By Gleamin Team

A swirl of white foaming cleanser on a cream dish beside turmeric powder and small green desert limes

Inside our formulasApril 25, 2024

Inside Our Clarifying Brightening Cleanser

What's inside our Clarifying Brightening Cleanser: three sources of vitamin C, 2% salicylic acid, mandelic acid, PHAs and turmeric, who it suits and how to use it.

By Gleamin Team

A swirl of ivory face cream on cream stone beside raw shea butter, green Kakadu plums and green leaves

Inside our formulasFebruary 27, 2024

Inside Our Advanced Brightening Moisturizer

What's inside our Advanced Brightening Moisturizer: 3% vitamin C, shea butter, hyaluronic acid, three ceramides and mica, who it suits and how to use it.

By Gleamin Team

A swirl of pale-yellow clay mask with a wooden spatula, green Kakadu plums and a halved desert lime

Inside our formulasFebruary 27, 2024

Inside Our Vitamin C Clay Mask: Every Ingredient Explained

The story and science behind our best-selling 10-minute mask: Kakadu plum, desert lime, finger lime, turmeric and clay, how it works and how to use it.

By Gleamin Team

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