What TikTok Gets Wrong About Exfoliating Safely

Social media sells you a dozen new skin care products you really do not need.

I spent the weekend analyzing the newest TikTok exfoliation trends so you don't have to, and most people are completely missing how these products ruin our water supply.

Takeaways

• Viral exfoliation routines are completely unnecessary.

• Chemical face washes harm local water systems.

• Dermatologists prefer simple, affordable skin care habits.

• Public health budgets pay for cosmetic pollution.

• Physical tools like pumice stones work fine.

I lead environmental health programs at BioLife Health Research Center. My job focuses on the basics. I work with diverse teams to keep water clean, food safe, and air breathable. We try to maximize limited budgets to stop disease before it starts.

Lately, I've noticed a massive trend on social media. People are obsessed with exfoliation. TikTok makes it look like you need ten different acids and scrubs to have a clean face. Everyone wants to remove dead skin cells and look brand new.

But here's the thing. What you wash down your bathroom sink directly hits our water supply.

I think we usually separate our morning routines from community health.

We assume what happens in the bathroom stays there. That is a mistake. The chemical exfoliants you use don't just disappear. Let me show you how your skin care habits actually change our neighborhood water.

The Chemical Wash

Ten years ago, physical scrubs were the big problem. Companies used tiny plastic microbeads in face washes. Millions of those plastic beads went straight down the drain and ended up in the ocean. Fish ate them. They poisoned the water.

We finally fixed that. The FDA stepped in with the Microbead-Free Waters Act of 2015, which banned plastic microbeads in rinse-off cosmetics.

But today, people use chemical exfoliants. Products packed with alpha hydroxy acids and beta hydroxy acids line store shelves. When millions of people wash these chemicals off their faces every single morning, the runoff goes to local water treatment plants.

The FDA regulates cosmetics, but they don't pre-approve them before they hit the market. Companies can pump out endless new serums and peeling liquids. Our water facilities are not always equipped to filter out every new cosmetic chemical.

When these acids enter the water, they can alter the local pH. Surfactants and preservatives mixed with these exfoliants often slip through the filters. They enter rivers and affect marine life.

We trade the health of our local ecosystems for a temporary glow on our cheeks.

What Doctors Actually Say

You might think you need these intense chemicals for good skin. But dermatologists disagree.

Harvard Medical School released a special health report called Skin Care and Repair. They looked closely at treatments for medical skin conditions and cosmetic problems.

The experts there point out that the skin naturally repairs itself. You don't need to aggressively scrub away the outer layer.

Human skin naturally sheds dead cells on a 28-day cycle[5]. Your body already knows how to do this. When you force the process with heavy acids, you disrupt a natural system.

In fact, over-exfoliation ruins your skin barrier.

The stratum corneum is your outer shield[6]. When you strip away too many layers, your skin gets red, raw, and reactive[7][8]. Moisture escapes. Bacteria gets in. You end up breaking out more[9]. You use harsh products to fix a problem that those same products created. It is a vicious cycle that leads straight to the dermatologist's office.

The Reality of Budgets

Running public health programs means constantly fighting for money. I regulate environmental practices across both the private and public sectors. It takes a lot of effort to track what goes into our water and figure out how to clean it up.

I spend hours talking to community leaders and private businesses about this.

They usually think industrial factories are the only source of water pollution. I have to show them the data. I have to explain that thousands of households washing cosmetic acids down the drain creates a massive cumulative effect. It requires teamwork to fix.

We need beauty brands to formulate safer products, and we need consumers to buy less of them.

When local water systems are overloaded with cosmetic runoff, it costs taxpayers money. We have to upgrade filtration systems. We spend funds testing for chemical buildup in rivers and lakes. My team has to map out where these chemical spikes happen.

The FDA recently gained more authority to oversee these products through the Modernization of Cosmetics Regulation Act of 2022. That helps. It forces companies to report adverse reactions and adhere to stricter manufacturing rules. But regulations take years to change the landscape.

If we can reduce the amount of cosmetic waste at home, we save community resources right now. We can take the money spent on heavy water filtration and put it toward better parks. We can fund neighborhood food safety programs.

Small changes at your bathroom sink free up millions of dollars for actual health initiatives.

A Better Routine

You can take care of your skin without polluting the neighborhood.

Instead of buying a new chemical peel every month, look at reusable physical tools. A simple pumice stone or a rough-knit mitt does the job. You use it gently. You wash it and use it again. There is no plastic waste. There is no chemical runoff heading into the water supply.

You buy the tool once. You save money. You protect your skin barrier. And you stop treating your local water plant like a dumping ground.

We don't need ten-step routines to stay healthy. We just need simple habits that respect the environment.

That's how it works.

FAQs

1. What is the difference between AHA and BHA?

   AHA is water-soluble and peels away the surface of your skin, while BHA is oil-soluble and gets deeper into the pores to remove dead cells.

   
   

2. How often should someone use a pumice stone?

   You should only use it gently once or twice a week to avoid removing too much skin and causing irritation.

   
   

3. Are natural scrubs like walnut shells safe for skin?

   Dermatologists often warn against them because jagged natural shells can create microscopic tears in the skin barrier.

   
   

4. What is a cosmeceutical?

   It is a cosmetic product claimed to have medical benefits, blending cosmetics and pharmaceuticals, though the FDA does not officially recognize this category.

   
   

5. How do water treatment plants filter cosmetic chemicals?

   They use biological treatments and carbon filters to break down compounds, but many complex cosmetic chemicals still slip through these traditional systems.

Citations

FDA. (2017). The Microbead-Free Waters Act: FAQs. U.S. Food and Drug Administration. https://www.fda.gov/cosmetics/cosmetics-laws-regulations/microbead-free-waters-act-2015-faqs

FDA. (2022). FDA Authority Over Cosmetics: How Cosmetics Are Not FDA-Approved, but Are FDA-Regulated. U.S. Food and Drug Administration. https://www.fda.gov/cosmetics/cosmetics-laws-regulations/fda-authority-over-cosmetics-how-cosmetics-are-not-fda-approved-are-fda-regulated

FDA. (2023). Modernization of Cosmetics Regulation Act of 2022 (MoCRA). U.S. Food and Drug Administration. https://www.fda.gov/cosmetics/cosmetics-laws-regulations/modernization-cosmetics-regulation-act-2022-mocra

Harvard Health Publishing. (2024). Skin Care and Repair. Harvard Medical School. https://www.health.harvard.edu/skin-and-hair/skin-care-and-repair

NATRUE. (2024). From skin to sea: How cosmetics impact the well-being of our seas. NATRUE.org. https://natrue.org/from-skin-to-sea-how-cosmetics-impact-the-well-being-of-our-seas/