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What Are Essential Oils? Everything You Need to Know Before You Start

09/12/2025

What Are Essential Oils? Everything You Need to Know Before You Start

If you have ever cracked open a bottle of Peppermint and felt instantly awake, or caught the calming scent of Lavender drifting through the air, you have already met the magic of essential oils. But what are essential oils, really? At their simplest, they are concentrated plant extracts that capture the pure aroma and personality of the plant they come from. Think of it as nature’s way of bottling sunshine, fresh air, or a blooming garden, ready whenever you need it.

In this guide, we will take you on a little tour of what makes essential oils so special, how they are made, and the easiest ways to start using them.

What Are Essential Oils?

Essential oils are called “essential” because they contain the essence of the plant, its signature scent and natural chemical makeup. You will find these aromatic oils tucked away in flowers, leaves, bark, stems, roots, or fruit peels. Through careful extraction, we gather those tiny, fragrant compounds and concentrate them into a liquid so potent that one drop can make your whole room smell amazing.

Because they are so concentrated, a little goes a long way. It is like the difference between hearing a song on the radio and sitting front row at a concert. The experience is much more vivid.

Essential Oils

How Are Essential Oils Made?

Two main methods bring these aromas to life:

  1. Steam Distillation
    Steam gently passes through the plant, coaxing out its aromatic compounds. When the steam cools back down, the essential oil is separated from the water, almost like a magic trick in a beaker.

  2. Cold Pressing
    Most often used for citrus peels, this method presses the plant to release its oils without heat, preserving that bright, fresh scent you know and love.

Why Do Some Essential Oils Smell Different, Even from the Same Plant?

Nature has her own personality, and no two harvests are exactly alike. Weather, soil, altitude, and even the time of day a plant is picked can all influence the final aroma. Lavender grown in the French Alps smells different from Lavender grown in sunny Bulgaria. Both are beautiful, just uniquely themselves.

Why Quality Matters

Since essential oils are so concentrated, purity is everything. Oils that are diluted or altered lose their sparkle and their safety. That is why at Plant Therapy, we test every single batch with third-party GC/MS reports and post the results for you to see. It is our way of saying, “No secrets here, just pure plant goodness.”

Essential Oil Uses

How to Use Essential Oils

There are two main ways to enjoy your oils:

  • Inhalation: Add a few drops to your diffuser and let the aroma drift through your space. You can also take a quick sniff straight from the bottle.

  • Topical Application: Always dilute in a carrier oil or lotion before applying to skin. This not only keeps things safe but also helps the scent last longer on your skin.

Safety First

We love our oils, but we love our families and pets even more. Not every essential oil is right for every age, situation, or species. Look for our KidSafe, Pregnancy & Nursing Safe, or Pup & Pony Safe callouts so you can choose with confidence.

KidSafe, Pregnancy Safe, Pup & Pony

The Takeaway

What are essential oils? They are nature’s concentrated, fragrant love letters, bottled up so you can enjoy them anytime. With just a few drops, you can transform the mood of a room, add a personal touch to your skincare, or simply take a deep breath and relax.

Start with a couple of favorites, learn the basics of safe use, and you will be blending, diffusing, and enjoying your own little piece of nature in no time.  You can learn even more by visiting our Essential Oils 101 Page.