Unlocking the Power: 11 Amazing Benefits of Rosemary Essential Oil

Rosemary essential oil has been treasured for centuries for its fresh, herbaceous aroma and its many potential wellness benefits. From supporting healthy hair and scalp care to promoting focus, mental clarity, and relaxation, this versatile essential oil has become a favorite in natural beauty and aromatherapy routines around the world.

Whether you’re just beginning your essential oil journey or looking for new ways to use rosemary oil, this guide covers everything you need to know. You’ll discover its potential health benefits, practical everyday uses, simple DIY recipes, important safety tips, and how to choose a high-quality rosemary essential oil with confidence.

What You’ll Learn

In this guide, you’ll discover:

• What rosemary essential oil is and how it’s made
• How it may support healthy hair and scalp care
• Its potential benefits for focus, memory, and mental clarity
• Other wellness benefits and everyday uses
• Simple DIY recipes you can make at home
• Important safety tips for using rosemary essential oil
• How to choose a high-quality rosemary oil
• Answers to frequently asked questions

What Is Rosemary Essential Oil?

Rosemary essential oil is a highly concentrated plant extract that is steam distilled from the leaves and flowering tops of the rosemary plant (Salvia rosmarinus, formerly Rosmarinus officinalis). Native to the Mediterranean region, rosemary has been valued for centuries in traditional wellness practices, culinary applications, and natural beauty routines because of its fresh, herbaceous aroma and wide range of uses.

Today, rosemary essential oil is one of the most popular essential oils for hair care, aromatherapy, and everyday wellness. Many people use it to support healthy-looking hair, enhance focus and mental clarity, freshen indoor spaces, and create relaxing self-care rituals.

When purchasing rosemary essential oil, choose a 100% pure essential oil from a reputable brand and look for the botanical name Salvia rosmarinus (formerly Rosmarinus officinalis) on the label to help ensure you’re selecting a quality product.

Beginner Tip

If you’re building your first essential oil collection, rosemary is an excellent choice alongside lavender and peppermint. Together, these three versatile oils can be used in a wide variety of wellness, beauty, and home care routines.

Health Benefits of Rosemary Essential Oil

Rosemary essential oil is one of the most versatile essential oils available today. While it has long been valued in traditional wellness practices, it is now commonly used in aromatherapy, hair care, skincare, massage, and everyday self-care routines.

From promoting healthy-looking hair and supporting mental focus to creating an uplifting atmosphere at home, rosemary essential oil offers many practical uses. While research into essential oils continues to evolve, rosemary remains one of the most popular oils for natural wellness and beauty.

Here are some of the most common ways rosemary essential oil is used.

1. May Support Healthy Hair Growth

Rosemary essential oil is perhaps best known for its role in healthy hair care routines. When properly diluted with a carrier oil and massaged into the scalp, it is commonly used to help support a healthy scalp and encourage fuller, healthier-looking hair.

Many people incorporate rosemary oil into their weekly hair care routine by using it in scalp massages, homemade hair oils, shampoos, and conditioners.

Popular ways to use it:

• Add a few drops to your shampoo or conditioner.
• Blend with a carrier oil for a nourishing scalp massage.
• Mix into a DIY hair serum.
• Use as part of a weekly deep conditioning treatment.

Related Reading:
Best Carrier Oils for Essential Oils

2. May Promote Focus and Mental Clarity

The fresh, herbaceous aroma of rosemary essential oil is often used during study sessions, work, or other activities that require concentration. Many people diffuse rosemary oil while reading, working, or completing mentally demanding tasks to create an energizing environment.

Popular ways to enjoy rosemary oil include:

• Diffusing while working
• Using a personal inhaler
• Adding it to a focus roller blend
• Blending it with peppermint or lemon essential oil

3. May Help Ease Everyday Stress

Although rosemary oil is often associated with energy and focus, it can also be incorporated into calming self-care routines. Many people enjoy diffusing rosemary while practicing yoga, journaling, stretching, or spending quiet time at home.

Its fresh herbal scent creates a clean, uplifting atmosphere that complements many relaxation rituals.

4. May Support Respiratory Comfort

Rosemary essential oil is commonly used in steam inhalation and aromatherapy to create a refreshing breathing experience. Many people diffuse rosemary during seasonal changes or when they simply want to enjoy its crisp, invigorating aroma.

Always avoid applying essential oils directly inside the nose or inhaling steam that is too hot.

5. May Support Healthy-Looking Skin

Rosemary essential oil is a popular ingredient in many natural skincare products because of its cleansing and refreshing properties. When properly diluted with a carrier oil, it can be incorporated into skincare routines to help maintain healthy-looking skin and leave it feeling refreshed.

It is commonly used in:

• Facial oils
• Body oils
• Homemade moisturizers
• Cleansing products
• DIY facial steam blends

Always dilute rosemary essential oil before applying it to your skin.

6. May Help Soothe Tired Muscles

After physical activity or a long day, rosemary essential oil is often included in massage blends designed to create a soothing and relaxing experience.

When diluted with a carrier oil, it can be massaged into:

• Neck
• Shoulders
• Back
• Legs
• Feet

Many people also combine rosemary with lavender or peppermint essential oil for an invigorating massage blend.

7. May Promote Healthy Circulation

Rosemary essential oil is frequently used during massage as part of a relaxing wellness routine. Combined with gentle massage techniques, it can contribute to an overall feeling of comfort and rejuvenation.

Many people enjoy using rosemary oil:

• After exercise
• During self-care evenings
• Before stretching
• As part of a spa-inspired massage

8. May Support Overall Wellness

Rich in naturally occurring plant compounds, rosemary essential oil is widely used as part of a balanced wellness lifestyle. While it should not replace medical care or a healthy lifestyle, many people enjoy incorporating rosemary oil into their daily routines through aromatherapy, massage, and DIY wellness products.

Simple ways to enjoy rosemary every day include:

• Diffusing while working
• Adding it to homemade body oils
• Creating relaxing bath products
• Using it in personal roller blends

9. May Promote Emotional Well-Being

The fresh, invigorating aroma of rosemary essential oil can help create an uplifting atmosphere during your daily routine. Many people enjoy diffusing rosemary while working, cleaning, journaling, or practicing mindfulness to create a positive and refreshing environment.

It blends especially well with citrus and floral essential oils to create balanced, energizing diffuser blends.

Popular pairings include:

• Lemon
• Sweet Orange
• Bergamot
• Lavender
• Peppermint

10. May Enhance Concentration and Productivity

Rosemary essential oil is a favorite among students, professionals, and anyone looking to create a focused work environment. Its crisp herbal aroma makes it an excellent choice for home offices, study sessions, and creative projects.

Try using rosemary oil while:

• Studying
• Working from home
• Reading
• Journaling
• Planning your day

Many people combine rosemary with peppermint essential oil for an invigorating diffuser blend during mentally demanding tasks.

11. A Versatile Essential Oil for Beginners

If you’re just starting your essential oil journey, rosemary is one of the best oils to include in your collection. Its versatility makes it useful for wellness, beauty, hair care, aromatherapy, and DIY projects.

Rosemary blends beautifully with many other essential oils, including:

• Lavender
• Peppermint
• Lemon
• Cedarwood
• Frankincense
• Eucalyptus
• Tea Tree

Whether you’re creating a diffuser blend, a nourishing hair treatment, or a relaxing massage oil, rosemary essential oil offers countless possibilities for everyday use.

Beginner Tip: If you’re building your first essential oil collection, consider starting with lavender, rosemary, and peppermint. These three versatile oils complement one another and can be used in a wide variety of wellness, beauty, and home care routines.

How to Use Rosemary Essential Oil

Rosemary essential oil is incredibly versatile and can be incorporated into many areas of your daily wellness routine. Whether you’re looking to refresh your home, support your hair care routine, or enjoy the benefits of aromatherapy, there are many simple and enjoyable ways to use rosemary essential oil.

Remember: Rosemary essential oil is highly concentrated and should always be diluted with a carrier oil before applying it to your skin.

Diffuse for Focus and Mental Clarity

Diffusing rosemary essential oil is one of the easiest ways to enjoy its fresh, herbaceous aroma. Many people use it while working, studying, reading, or completing creative projects to create an uplifting atmosphere.

Add 3–5 drops of rosemary essential oil to an ultrasonic diffuser and allow it to fill your space with its refreshing scent.

Popular times to diffuse rosemary oil:

• During work or study sessions
• While journaling
• During morning routines
• While reading
• During yoga or meditation

Add It to Your Hair Care Routine

Rosemary essential oil is a popular addition to natural hair care routines. When properly diluted, it can be used in scalp massages, homemade hair oils, and conditioning treatments.

Many people enjoy adding rosemary oil to:

• Shampoo
• Conditioner
• Hair masks
• Scalp oils
• Leave-in treatments

Related Reading:
Best Carrier Oils for Essential Oils

Use It in Massage Blends

When diluted with a carrier oil, rosemary essential oil can be incorporated into massage routines to create a soothing and refreshing experience.

Common areas include:

• Neck
• Shoulders
• Arms
• Legs
• Feet

For an uplifting massage blend, rosemary pairs well with lavender, peppermint, and eucalyptus essential oils.

Refresh Your Home Naturally

Rosemary’s clean, herbal aroma makes it an excellent natural home fragrance.

Try using rosemary essential oil to:

• Freshen living spaces
• Create DIY room sprays
• Scent wool dryer balls
• Add fragrance to homemade cleaning products
• Freshen closets and linens

Create DIY Wellness Products

Rosemary essential oil is a wonderful ingredient in homemade wellness and beauty products.

Try incorporating it into:

• Roller blends
• Body oils
• Sugar scrubs
• Hair serums
• Bath salts
• Linen sprays

Making your own products allows you to enjoy rosemary’s refreshing aroma while customizing blends to suit your preferences.

Add It to Your Self-Care Routine

Simple daily rituals can make a big difference in your overall sense of well-being. Rosemary essential oil can become part of your regular self-care routine in many ways.

Consider using it while:

• Enjoying a relaxing bath
• Practicing mindfulness
• Stretching or doing yoga
• Reading a book
• Unwinding after a busy day

⭐ Beginner Tip

If you’re new to rosemary essential oil, start by diffusing it or incorporating it into your hair care routine. These are two of the easiest and most popular ways to experience its versatility before exploring DIY recipes and custom blends.

DIY Rosemary Essential Oil Recipes

One of the best things about rosemary essential oil is how easy it is to incorporate into homemade wellness and beauty products. Whether you’re looking to support your hair care routine, create an uplifting atmosphere, or enjoy a relaxing massage, these beginner-friendly recipes are simple to make using just a few ingredients.

Always use 100% pure rosemary essential oil and dilute it properly before applying it to your skin.

Nourishing Rosemary Hair Oil

This simple hair oil is perfect for a relaxing scalp massage and can be incorporated into your weekly hair care routine.

Ingredients

• 2 tablespoons jojoba oil
• 1 tablespoon castor oil
• 6 drops rosemary essential oil
• 3 drops lavender essential oil (optional)

Directions

1. Combine all ingredients in a small glass bottle.
2. Shake gently to blend.
3. Massage a small amount into your scalp for 3–5 minutes.
4. Leave on for at least 30 minutes before shampooing.

Focus Roller Blend

Create an invigorating roller blend that’s perfect for work, study, or busy mornings.

Ingredients

• 10 mL roller bottle
• Fractionated coconut oil
• 5 drops rosemary essential oil
• 3 drops peppermint essential oil
• 2 drops lemon essential oil

Directions

Fill the roller bottle with carrier oil, add the essential oils, secure the roller top, and gently shake before each use.

Apply to:

• Wrists
• Neck
• Behind the ears

Refreshing Rosemary Room Spray

Freshen your home naturally with this simple herbal room spray.

Ingredients

• ½ cup distilled water
• 1 tablespoon witch hazel
• 10 drops rosemary essential oil
• 5 drops lemon essential oil (optional)

Directions

Combine all ingredients in a spray bottle and shake before each use.

Lightly mist:

• Living rooms
• Home offices
• Bathrooms
• Linens (test fabrics first)

Rosemary Massage Oil

Enjoy a relaxing massage with this refreshing blend.

Ingredients

• 2 tablespoons sweet almond oil
• 6 drops rosemary essential oil
• 4 drops lavender essential oil

Directions

Mix well and massage into tired muscles after exercise or a long day.

Invigorating Bath Soak

Transform your bath into a spa-inspired experience.

Ingredients

• 1 cup Epsom salts
• ½ cup baking soda
• 1 tablespoon carrier oil
• 8 drops rosemary essential oil
• 4 drops lavender essential oil (optional)

Directions

1. Combine the dry ingredients.
2. Mix the essential oil with the carrier oil.
3. Stir everything together.
4. Add to warm bath water and soak for 20–30 minutes.

⭐ DIY Tip

Label your homemade blends with the date you made them and store them in dark glass containers away from heat and direct sunlight to help preserve their freshness.

How to Choose a High-Quality Rosemary Essential Oil

Not all essential oils are created equal. Choosing a high-quality rosemary essential oil helps ensure you’re getting a pure product that’s suitable for aromatherapy, DIY recipes, and everyday wellness routines. Because essential oils are highly concentrated, purchasing from a trusted brand is an important part of using them safely and effectively.

Here are a few things to look for when shopping for rosemary essential oil.

Choose 100% Pure Essential Oil

Look for products labeled as 100% pure rosemary essential oil without added fragrances, fillers, or synthetic ingredients. Pure essential oils typically provide the best aroma and versatility for aromatherapy and DIY projects.

Check the Botanical Name

A reputable label should include the botanical name:

Salvia rosmarinus (formerly Rosmarinus officinalis)

This helps confirm you’re purchasing genuine rosemary essential oil.

Buy From a Reputable Brand

Choose companies that are transparent about their sourcing, testing, and manufacturing practices. Reading customer reviews and purchasing from established essential oil brands can help you make an informed decision.

Look for Dark Glass Bottles

Quality essential oils are usually packaged in amber or cobalt blue glass bottles to help protect the oil from light, which can affect its quality over time.

Store It Properly

To help preserve freshness, store rosemary essential oil:

• In a cool, dry place
• Away from direct sunlight
• With the cap tightly closed after each use
• Out of reach of children and pets

Proper storage can help maintain the oil’s aroma and quality for longer.

Our Recommendation

For beginners and experienced essential oil users alike, we recommend choosing a high-quality rosemary essential oil from a trusted company that emphasizes purity, transparency, and quality testing.

Plant Therapy Rosemary Essential Oil

⭐ Shopping Tip

Price alone doesn’t determine quality. A trustworthy company that clearly identifies the botanical name, ingredients, and testing practices is often a better indicator of quality than simply choosing the most expensive bottle.

Rosemary Essential Oil Safety Tips & Precautions

Rosemary essential oil is highly concentrated and should always be used with care. While many people safely enjoy essential oils as part of their wellness routines, following a few simple precautions can help you use rosemary essential oil confidently and responsibly.

Always Dilute Before Topical Use

Never apply undiluted rosemary essential oil directly to your skin. Always mix it with a carrier oil, such as jojoba, sweet almond, coconut, or fractionated coconut oil, before topical application.

Following recommended dilution guidelines can help reduce the risk of skin irritation.

Perform a Patch Test First

Before using rosemary essential oil on a larger area of skin, perform a patch test.

To do this:

1. Dilute the essential oil with a carrier oil.
2. Apply a small amount to your inner forearm.
3. Wait 24 hours.
4. If irritation occurs, discontinue use.

Avoid Contact with Eyes and Sensitive Areas

Do not apply rosemary essential oil to your eyes, inside your nose, ears, or other sensitive areas.

If accidental contact occurs, flush the area with a carrier oil rather than water and seek medical advice if irritation persists.

Pregnancy and Breastfeeding

If you are pregnant, planning to become pregnant, or breastfeeding, consult your healthcare provider before using rosemary essential oil or any essential oil.

Pregnancy and Breastfeeding

If you are pregnant, planning to become pregnant, or breastfeeding, consult your healthcare provider before using rosemary essential oil or any essential oil.

Children and Pets

Essential oils should always be stored safely out of reach of children.

If you have pets, use rosemary essential oil with caution and ensure the room is well ventilated. If you have questions about using essential oils around animals, consult your veterinarian.

Do Not Ingest Essential Oils

Unless specifically directed by a qualified healthcare professional, rosemary essential oil should not be taken internally.

This article discusses aromatic and topical uses only.

Store Properly

To help maintain quality, store rosemary essential oil:

• Away from direct sunlight
• In a cool, dry location
• In its original dark glass bottle
• With the cap tightly closed after each use

Proper storage can help preserve the oil’s freshness and aroma.

When to Speak with a Healthcare Professional

If you have a medical condition, take prescription medications, have sensitive skin, or are unsure whether rosemary essential oil is appropriate for you, speak with a qualified healthcare professional before use.

Essential oils can complement a healthy lifestyle, but they should not replace professional medical advice, diagnosis, or treatment.

⭐ Safety Reminder

Essential oils are highly concentrated plant extracts. A little goes a long way. Using rosemary essential oil responsibly—including proper dilution, safe storage, and following product instructions—can help you enjoy its many benefits as part of your everyday wellness routine.

Recommended Rosemary Essential Oil Products

Whether you’re just getting started or expanding your essential oil collection, having a few quality products on hand can make it easier to enjoy rosemary essential oil safely and effectively. Below are a few beginner-friendly essentials that pair perfectly with the ideas shared in this guide.

🌿 Rosemary Essential Oil

A high-quality, 100% pure rosemary essential oil is the foundation of every recipe and wellness routine in this guide.

Recommended Product:
Rosemary Essential Oil

A versatile, high-quality essential oil that’s ideal for aromatherapy, hair care, massage, and DIY recipes.

🌿 Carrier Oil

Carrier oils are essential for safely diluting rosemary essential oil before applying it to your skin.

Popular choices include:

• Jojoba Oil
• Sweet Almond Oil
• Fractionated Coconut Oil
• Grapeseed Oil

Recommended Product:
Jojoba Carrier Oil

🌿 Glass Roller Bottles

Perfect for creating your own focus blends, hair oils, and wellness rollers.

Recommended Product:
10 mL Amber Glass Roller Bottles

🌿 Ultrasonic Diffuser

An ultrasonic diffuser is one of the easiest ways to enjoy rosemary essential oil throughout your home or workspace.

Recommended Product:
Ultrasonic Essential Oil Diffuser

🌿 Scalp Massager

Pairing rosemary essential oil with a gentle scalp massage can become a relaxing part of your weekly hair care routine.

Recommended Product:
Silicone Scalp Massager

🌿 Essential Oil Storage Case

Protect your investment by storing your essential oils in a cool, organized location away from direct sunlight.

Recommended Product:
Essential Oil Storage Case

⭐ Our Recommendation

If you’re just beginning your essential oil journey, start with a quality bottle of rosemary essential oil, a carrier oil, and an ultrasonic diffuser. These three essentials will allow you to enjoy many of the wellness ideas and DIY recipes featured throughout this guide.

Further Reading

If you’re interested in learning more about essential oils and natural wellness, these related guides can help you continue your journey.

Essential Oils for Beginners: A Simple Guide to Getting Started Safely

Learn the fundamentals of essential oils, including how to use them safely, choose quality products, and build your first collection with confidence.

Lavender Oil Health Benefits: Your Complete Guide to Wellness and Beauty

Discover why lavender essential oil is one of the world’s most popular oils for relaxation, skincare, hair care, sleep, and everyday wellness.

Essential Oils for Better Sleep

Explore some of the best essential oils to help create a calming bedtime routine and promote restful sleep.

7 Astonishing Peppermint Oil Health Benefits You Need to Know Now!

Discover how peppermint essential oil may support energy, focus, and everyday wellness.

Tea Tree Oil Health Benefits: Your Ultimate Guide to Healing

Learn about the many ways tea tree essential oil can be incorporated into natural beauty and home care routines.

⭐ Reader Tip

Bookmark this guide and explore the related articles above to build your essential oil knowledge one step at a time. Each guide is designed to help you use essential oils safely, confidently, and effectively.

Frequently Asked Questions About Rosemary Essential Oil

What is rosemary essential oil used for?

Rosemary essential oil is commonly used in aromatherapy, hair care, massage, skincare, and DIY wellness products. Many people enjoy using it to support healthy-looking hair, promote focus and mental clarity, freshen their home naturally, and create relaxing self-care routines.

Can I apply rosemary essential oil directly to my skin?

No. Rosemary essential oil should always be diluted with a carrier oil before topical application. Applying undiluted essential oils directly to the skin may increase the risk of irritation or sensitivity.

What carrier oil works best with rosemary essential oil?

Some of the most popular carrier oils include:

• Jojoba oil
• Sweet almond oil
• Fractionated coconut oil
• Grapeseed oil

The best choice depends on how you plan to use the blend, whether for hair care, massage, or skincare.

Can rosemary essential oil be used in a diffuser?

Yes. Rosemary essential oil is commonly diffused to create a fresh, uplifting atmosphere. Add 3–5 drops to your diffuser, following the manufacturer’s instructions.

Does rosemary essential oil blend well with other essential oils?

Yes. Rosemary blends beautifully with many essential oils, including:

• Lavender
• Peppermint
• Lemon
• Eucalyptus
• Tea Tree
• Frankincense
• Cedarwood
• Bergamot

These combinations are popular for aromatherapy, massage blends, and DIY wellness products.

Is rosemary essential oil safe during pregnancy?

If you are pregnant, planning to become pregnant, or breastfeeding, consult your healthcare provider before using rosemary essential oil or any essential oil.

How should I store rosemary essential oil?

Store rosemary essential oil in its original dark glass bottle, tightly sealed, in a cool, dry place away from direct sunlight, heat, children, and pets. Proper storage helps preserve its quality and aroma.

How long does rosemary essential oil last?

When stored properly, many essential oils remain in good condition for several years. However, always check the manufacturer’s recommendations and discard the oil if you notice significant changes in its aroma, color, or consistency.

Can I ingest rosemary essential oil?

Unless specifically instructed by a qualified healthcare professional, rosemary essential oil should not be taken internally. This guide focuses on aromatic and topical uses only.

Where can I buy high-quality rosemary essential oil?

Look for a reputable company that offers 100% pure rosemary essential oil, clearly lists the botanical name (Salvia rosmarinus), and provides information about sourcing and quality testing. Purchasing from a trusted brand helps ensure you’re getting a quality product suitable for aromatherapy and DIY projects.

Final Thoughts

Rosemary essential oil is one of the most versatile and well-loved essential oils, offering countless ways to enhance your everyday wellness routine. Whether you’re using it to support healthy-looking hair, create an uplifting atmosphere, enjoy a relaxing massage, or make your own DIY beauty products, rosemary oil is a valuable addition to any essential oil collection.

As with all essential oils, choosing a high-quality product and using it safely are essential. Always dilute rosemary essential oil before topical use, follow the manufacturer’s instructions, and consult a healthcare professional if you have any questions or underlying health concerns.

If you’re just beginning your essential oil journey, rosemary is an excellent place to start. Its versatility, fresh herbal aroma, and wide range of practical applications make it one of the best oils for beginners and experienced users alike. With a little creativity and consistency, rosemary essential oil can become a simple yet meaningful part of your daily self-care and wellness routine.

Continue Your Essential Oil Journey

If you enjoyed this guide, you may also like:

• 🌿 Essential Oils for Beginners: A Simple Guide to Getting Started Safely
• 💜 Lavender Oil Health Benefits: Your Complete Guide to Wellness and Beauty
• 🌼 Best Carrier Oils for Essential Oils
• 😴 Essential Oils for Better Sleep
• 🌱 Peppermint Oil Health Benefits

⭐ Final Tip

The best wellness routines are the ones you can enjoy consistently. Start with one simple use for rosemary essential oil—such as diffusing it during your morning routine or adding it to your weekly hair care regimen—and build from there. Small daily habits often lead to lasting wellness rituals.

References & Resources

National Center for Complementary and Integrative Health (NCCIH).Aromatherapy.
https://www.nccih.nih.gov/health/aromatherapy

National Center for Complementary and Integrative Health (NCCIH).Essential Oils.
https://www.nccih.nih.gov/health/essential-oils

Mayo Clinic.Aromatherapy: Does It Really Work?
https://www.mayoclinic.org/healthy-lifestyle/consumer-health/in-depth/aromatherapy/art-20045595

Tisserand Institute.Essential Oil Safety.
https://tisserandinstitute.org/

National Association for Holistic Aromatherapy (NAHA).Essential Oil Safety.
https://naha.org/

PubMed.Rosemary (Salvia rosmarinus): A Review of Phytochemistry, Therapeutic Potential, and Health Applications.
https://pubmed.ncbi.nlm.nih.gov/?term=Salvia+rosmarinus

PubMed.Effect of Rosemary Oil on Hair Growth in Androgenetic Alopecia.
https://pubmed.ncbi.nlm.nih.gov/25842469/

Plant Therapy.Rosemary Essential Oil.
https://www.planttherapy.com/products/rosemary-essential-oil