Welcome to the Ingredient Lab
What’s Actually Inside Your Skincare?
Vitamin C. Retinol. Hyaluronic acid. Peptides. Niacinamide. Ceramides.
We hear these names everywhere—but what do they actually do for your skin?
With so many products promising brighter, smoother, younger-looking skin, skincare can quickly become confusing. And more products don't necessarily mean better skin.
The right ingredients, used correctly for your skin, matter much more than the number of products sitting on your bathroom counter.
That’s why I created the Ingredient Lab at A.T. Alternative Wellness.
Here, we’ll look beyond skincare trends and break down popular ingredients in a simple, practical way:
What does the ingredient actually do?
Who may benefit from it?
What strength should you look for?
When should you use it?
Which ingredients work well together?
Which combinations may cause irritation?
And when might your skin need something different?
Because skincare shouldn't be about following every new trend.
It should be about understanding your skin.
First up: Vitamin C 🍊
You probably know Vitamin C as an antioxidant—but what does that actually mean for your skin?
And after learning about UVA and UVB damage, there's an important reason we're talking about Vitamin C next.
Next in the Ingredient Lab: Vitamin C — What It Actually Does for Your Skin.
Retinol: What Does It Actually Do for Your Skin?
Retinol is one of the most talked-about ingredients in skincare—and also one of the most misunderstood.
You may have heard that retinol helps with wrinkles, acne, pigmentation, texture and pores. You may also have heard stories about peeling, redness, dryness or skin becoming irritated after starting it.
So what exactly is retinol?
AHA vs. BHA: What’s the Difference & Which One Does Your Skin Need?
If you’ve spent any time looking at exfoliating skincare products, you’ve probably seen AHA and BHA written on bottles, serums, toners and peels.
They’re both chemical exfoliants—but they don’t behave exactly the same way in the skin.
So how do you know which one your skin needs?
Next in the Ingredient Lab - AHA vs. BHA What's the Difference?
NIACINAMIDE: The Multitasking Ingredient Your Skin Barrier Loves
You’ve probably seen niacinamide listed in everything from serums and moisturizers to acne and brightening products. But what exactly is it—and does your skin really need it?
Next in the Ingredient Lab - NIACINAMIDE: The Multitasking Ingredient Your Skin Barrier Loves
AZELAIC ACID: The Underrated Ingredient for Acne, Redness & Pigmentation
You’ve probably heard plenty about retinol, vitamin C and niacinamide—but azelaic acid deserves a place in the conversation too.
This multitasking ingredient is particularly interesting because it can target several common skin concerns at the same time: breakouts, redness, post-acne marks and uneven pigmentation. And unlike some stronger actives, it can often be incorporated into routines for sensitive or redness-prone skin.
BUT WHAT IS AZELAIC ACID?
PDRN Explained: Salmon DNA, Skin Repair & Rejuvenation
The Ingredient Lab | A.T. Alternative Wellness
PDRN has become a popular ingredient in regenerative aesthetics and Korean skincare. It is promoted for skin repair, collagen support, improved texture and rejuvenation.
But what exactly is PDRN, how does it work, and how much of the science applies to skincare products?
Next in the Ingredient Lab - PDRN Explained: Salmon DNA, Skin Repair & Rejuvenation