10 Common Synthetic Skincare Ingredients and Why Many People Choose to Avoid Them

If you’ve ever turned over a skincare bottle and struggled to pronounce half the ingredient list, you’re not alone. Many conventional skincare products are built around synthetic chemicals, fillers, and stabilizers. These ingredients are often chosen not because they are the best for your skin, but because they are cheap, stable, and easy to mass-produce.

Understanding what these ingredients are—and why they’re used—can help you make more informed choices about what you put on your skin and your family’s skin.

At Malama ʻOhana, we believe skincare should be built around real, nourishing ingredients from nature, not synthetic fillers designed to cut costs.

Why Synthetic Ingredients Are So Common

Large skincare companies often choose synthetic ingredients because they:

  • Cost significantly less than natural alternatives

  • Have long shelf lives

  • Provide consistent texture and appearance

  • Are easy to manufacture at scale

  • Increase overall profit margins

While not all synthetic ingredients are dangerous, many are used simply because they are cheap and functional, not because they nourish the skin.

1. Parabens

Examples:
Methylparaben, Propylparaben, Butylparaben

Why they’re used:
Low-cost preservatives that extend shelf life.

Why many people avoid them:

  • Linked to hormone disruption concerns

  • Found in some breast tissue studies

  • Can irritate sensitive skin

2. Synthetic Fragrance (Fragrance/Parfum)

What it is:
A blend of undisclosed chemicals used to create scent.

Why it’s used:

  • Makes products smell appealing

  • Masks unpleasant ingredient odors

Concerns:

  • Can contain dozens or hundreds of chemicals

  • One of the most common causes of skin irritation

  • May trigger headaches or sensitivities

3. Phthalates

Example:
Diethyl phthalate (DEP)

Why they’re used:

  • Help fragrances last longer

  • Improve texture and flexibility

Concerns:

  • Linked to hormone disruption

  • Persistent in the environment

4. Formaldehyde-Releasing Preservatives

Examples:
DMDM Hydantoin, Quaternium-15, Imidazolidinyl urea

Why they’re used:
Prevent bacteria and mold growth.

Concerns:

  • Slowly release formaldehyde over time

  • Can cause irritation and allergic reactions

  • Formaldehyde is a known carcinogen at high exposures

5. Sulfates (SLS and SLES)

Examples:
Sodium Lauryl Sulfate (SLS)
Sodium Laureth Sulfate (SLES)

Why they’re used:

  • Create foam and lather

  • Remove oil and dirt

Concerns:

  • Can strip the skin’s natural oils

  • Cause dryness and irritation

  • Disrupt the skin barrier

6. Silicones

Examples:
Dimethicone, Cyclopentasiloxane

Why they’re used:

  • Create a smooth, silky feel

  • Give skin a “soft-focus” appearance

Concerns:

  • Form a film over the skin

  • Do not provide nutrients

  • Can trap dirt and oil

  • Not biodegradable

7. Mineral Oil and Petroleum Derivatives

Examples:
Mineral oil, Petrolatum, Paraffin

Why they’re used:

  • Very inexpensive moisturizers

  • Create a barrier on the skin

Concerns:

  • Derived from petroleum

  • Do not provide skin nutrients

  • Can feel heavy or clog pores for some people

8. Phenoxyethanol

Why it’s used:

  • Common synthetic preservative

  • Replaces parabens in many “paraben-free” products

Concerns:

  • Can irritate sensitive skin

  • Not considered natural or eco-friendly

9. Carbomers

Why they’re used:

  • Synthetic thickening agents

  • Give creams and gels a smooth texture

Concerns:

  • Petroleum-derived

  • Provide no skin-nourishing benefits

  • Used primarily for texture and cost control

10. PEGs (Polyethylene Glycols)

Examples:
PEG-100 Stearate, PEG-40 Hydrogenated Castor Oil

Why they’re used:

  • Emulsifiers that help oil and water mix

  • Improve product texture

Concerns:

  • Often petroleum-derived

  • May be contaminated with impurities during manufacturing

  • Can increase skin penetration of other chemicals

What Natural Skincare Does Differently

Natural skincare focuses on ingredients that:

  • Nourish the skin

  • Support the skin barrier

  • Come from plant, mineral, or naturally derived sources

  • Align with environmentally responsible practices

Instead of synthetic fillers, natural formulas rely on:

  • Cold-pressed plant oils

  • Herbal extracts

  • Natural butters

  • Mineral-based ingredients

  • Gentle, naturally derived preservation systems

The Malama ʻOhana Difference

At Malama ʻOhana, we believe every ingredient should serve a purpose. We don’t use synthetic fillers, artificial fragrances, or unnecessary additives.

Our products are made with:

  • Natural herbs and plant oils

  • Locally sourced Hawaiian ingredients whenever possible

  • Natural preservation methods

  • Family-safe, environmentally conscious formulas

We design our products around what is best for your skin, not what is cheapest to produce.

Because skincare should be:

  • Safe for families

  • Gentle on the Earth

  • Made with intention

  • Built from real, nourishing ingredients

Choosing Better Skincare

When selecting skincare products, consider:

  • Shorter, recognizable ingredient lists

  • Plant-based oils and extracts

  • Mineral-based sunscreens

  • Brands that prioritize quality over cost

Your skin absorbs much of what you put on it. Choosing natural, nourishing ingredients can make a real difference in how your skin looks, feels, and functions over time.

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Synthetic vs. All-Natural Skincare: What’s Really in Your Products?