Protocol-Lab logo
Protocol-Lab logo

All articles

Anti-Aging

What is premature aging?

Premature aging is the term used to refer to signs of aging that show up earlier than they should. When talking about the skin, it’s a casual term for extrinsic aging - the idea that exposure to various external forces causes our skin to age faster,

What causes premature aging?

Premature aging is caused by lifestyle habits and external factors that speed skin breakdown and contribute to the formation of wrinkles, hyperpigmentation, or other visible signs of skin aging. Read the full blog post here

What is the science of premature aging?

Most of the causes of premature aging are related to exposure to unstable molecules or atoms that cause a chain reaction of damage to cells. You’ll often hear these molecules referred to as free radicals or as reactive oxygen species (ROS) - while th

What are the signs of premature aging?

It’s not necessarily easy to distinguish the signs of premature aging from chronological aging. The former is a factor that speeds up the latter. Some of the symptoms of premature aging, like wrinkles and fine lines, are associated with aging in gene

How to prevent premature aging?

And now, the real question - how do you prevent premature aging?. Get ahead of the curve with anti-aging skincare. Premature aging is an unwelcome surprise. Dealing with the natural aging process is already hard enough, so how dare the sun make it wo

How do wrinkles form?

Wrinkle formation is largely associated with aging. As we grow older, our bodies have a harder time repairing themselves, which impacts the skin in a few ways. The skin’s ability to renew itself and generate the proteins that keep it firm and tight (

Why is retinol good for wrinkles?

Retinol is the best skincare ingredient for reducing and preventing wrinkles. It counters the factors that lead to skin aging directly, by improving cell proliferation and stimulating the production of new collagen, which is the “backbone” of the ski

How to use retinol for anti-aging?

We have a few tips that’ll help you introduce retinol into your skincare routine with minimal irritation and in a way that boosts its wrinkle-fading effects. Read the full blog post here

What are the benefits of using Retinol and what even is it?

Retinol is a form of the commonly known nutrient vitamin A. It's the gold standard ingredient for addressing just about every skin concern you can think of: blemish and oil control, fading wrinkles and fine lines, smoothing texture, and even fading h

How to use retinol?

How you apply your retinol serum or cream can make all the difference in how effective and gentle it ends up being. Learning to follow the steps is not too complicated, and you're going to love how your skin looks after a few weeks with a proper reti

What are retinoids?

Before we dive in and explain the different types of retinoids, here’s a quick explanation of what retinol is in the first place. Retinol and all of its relatives are just vitamin A and vitamin A derivatives - yes, the same kind of vitamin A you get

Retinoid vs. retinol: what’s the difference?

What’s the difference between a retinoid and retinol? It can be pretty confusing since often the two terms are used interchangeably. Basically, retinoid is the umbrella term for all ingredients that have an impact on the skin’s retinoic acid receptor

What are the types of retinol?

One by one, these are the main types of retinoids, and how each one impacts the skin. The one that’s everywhere: Retinol. Retinol is regular vitamin A. It’s the most common type of retinoid in skincare. It’s so common that the phrase “types of retino

Is retinol better than collagen for wrinkles?

Retinol is definitely better than collagen when it comes to addressing wrinkles. In fact, collagen isn’t particularly beneficial as a skincare ingredient. While it’s an essential protein in our skin, applying it topically isn’t going to replace your

Which is better for wrinkles, vitamin C or retinol?

Vitamin C and retinol are both excellent for wrinkle treatment, but between the two, retinol has more data to back its efficacy. Vitamin C largely works as an antioxidant to prevent some of the harmful effects of sun and pollution damage, although it

Can retinol make wrinkles look worse?

We don’t think that’s a desirable effect, though - while retinoic acid will still ultimately fade wrinkles in the long term, any temporary irritation actually compromises the process. We think it’s best to choose options like retinal, which are less

Is retinol safe under the eyes?

Read the full blog post here

Which retinol strength is best for wrinkles?

Our clients show incredible results, even when they’ve previously used stronger retinoids. This is probably because retinal is significantly less likely to irritate the skin. Inflammation can trigger oxidative stress that contributes to premature agi

What about all of my 7 other toners and serums and creams?

We strongly recommend using only ONE key active ingredient per skincare application session (your nighttime routine, morning routine, etc.). If you apply this single active ingredient to freshly cleansed, damp skin, you will give it the best chance o

How often should I use retinol?

For example, our Enzyme-Active Retinol Serum contains retinal (yep, with the "a"), which is one of the gentlest forms of retinol you can use while still experiencing real results. You'll probably be able to use it daily within a shorter time period t

How often to use retinol per year

Read the full blog post here

Do I put retinol on before or after moisturizer?

That said, you can also intentionally dilute the retinol to minimize chances of irritation. This is called “sandwiching,” where you apply moisturizer both before and after. This slows the rate of penetration, but remember that it’ll also reduce effic

For how long should I leave retinol on my face?

Some people use retinol like a “mask” that they rinse off, but we don’t think it’s worth the hassle and reduction in effects. Read the full blog post here

What happens when I stop using retinol?

You'll probably retain some of the results you got from using retinoids, like smoother, brighter skin and less prominent folds or wrinkles for a significant period of time, although you’ll need to continue using retinol again to maintain them for the

Should I put retinol under my eyes?

In general, retinol can be used under the eyes. However, you have to be careful and start slow. If any type of irritation occurs,retinol may not be appropriate for your eye area. Read the full blog post here

Can I use vitamin c with retinol?

Different pH levels and general potency mean that using one after the other can compromise results while increasing the chances of irritation. Instead, we recommend you use vitamin C in the morning under sunscreen and retinol at night. This will keep

How to choose a great retinol?

A lot of the products advertised as containing retinol or vitamin A run into one of three issues: They’re made with synthetic derivatives that have little-to-no data backing their efficacy; they’re made with retinol, but the amount is too low to have