Car Air

How To Make Car Air Freshener With Fragrance Oil


How To Make Car Air Freshener With Fragrance Oil: Keeping the interior of a car smelling fresh and inviting is essential for creating a pleasant driving experience. While commercial car air fresheners are readily available, many contain synthetic fragrances and chemicals that may not be appealing to everyone. Fortunately, making your own car air freshener using fragrance oil is a simple and customizable alternative.


By using natural ingredients and your favorite scents, you can create a personalized air freshener that not only masks odors but also enhances the ambiance of your vehicle. In this guide, we will explore the step-by-step process of making car air fresheners with fragrance oil, offering tips and suggestions for achieving the perfect scent and long-lasting freshness.

How To Make Car Air Freshener With Fragrance Oil

How much fragrance oil for air freshener?

Make an air freshener spray, Mix 12-20 drops of fragrance oil in with 2/3 cups of water.


Dilution Ratio:

The amount of fragrance oil needed for an air freshener depends on the desired strength of the scent and the size of the air freshener container. A common dilution ratio is around 10-20% fragrance oil to 80-90% carrier liquid, such as water or a neutral base like vodka or witch hazel. You can adjust this ratio based on personal preference and the potency of the fragrance oil being used.

Testing and Adjustments:

It’s essential to start with a small amount of fragrance oil and gradually increase the concentration while testing the scent strength. Adding too much fragrance oil can overpower the air freshener and make it unpleasant. Conducting small-scale tests allows for adjustments to be made until the desired scent intensity is achieved.


Consideration of Container Size:

The size of the air freshener container also plays a crucial role in determining the amount of fragrance oil needed. Larger containers will require more fragrance oil to distribute the scent effectively, while smaller containers will need less. It’s recommended to follow guidelines provided by the fragrance oil manufacturer or recipes from reliable sources to ensure proper proportions are used.

How do you make homemade car fragrance?


Fill your mason jar two-thirds full with baking soda, and add about 20 drops of your preferred essential oil: Lemon, lavender and peppermint and popular, pleasant, and refreshing scents. Place on the lid and shake the jar well to distribute the oil among the baking soda properly.

Choose a Base:

Start by selecting a suitable base for the car fragrance, such as wooden chips, fabric squares, or porous clay discs. These materials will absorb and hold the fragrance oil, releasing it slowly over time to freshen the air in the car.


Add Fragrance Oil:

Once the base material is chosen, add a few drops of your preferred fragrance oil onto it. The number of drops depends on the size of the base and the desired scent intensity. Begin with a small amount and adjust as needed to achieve the desired fragrance strength.


Seal and Allow to Cure:

After adding the fragrance oil, seal the container or pouch to prevent the scent from dissipating too quickly. Allow the homemade car fragrance to cure for a few days to allow the fragrance oil to permeate the base material fully.


Placement in the Car:

Place the homemade car fragrance in a convenient location within the vehicle, such as hanging from the rearview mirror or tucked into a vent. This will ensure that the fragrance is evenly distributed throughout the car interior, keeping it smelling fresh and inviting.

Which oil is best for air freshener?


Fill the spray bottle with distilled water, leaving some space at the top. Add 10-20 drops of essential oils to the bottle. You can use a single oil or a combination of oils. Some good choices for air fresheners include lemon, lavender, peppermint, eucalyptus, and tea tree oil.


Essential Oils:

Essential oils are popular choices for air fresheners due to their natural origins and wide range of scents. Some commonly used essential oils for air fresheners include lavender, lemon, peppermint, and eucalyptus. Each essential oil offers unique aromatherapy benefits and can help create a pleasant and inviting atmosphere in the home or car.


Fragrance Oils:

Fragrance oils are synthetic or natural aromatic compounds specifically formulated for use in air fresheners and other scented products. They come in a vast array of scents, from floral and fruity to woody and spicy, offering versatility and options for customization. Fragrance oils are often more affordable than essential oils and can provide long-lasting scent when properly diluted and used in air freshener formulations.


Carrier Oils:

Carrier oils, such as fractionated coconut oil, jojoba oil, or almond oil, are often used to dilute essential oils and fragrance oils for use in air fresheners. These oils act as a base, helping to disperse the scent evenly and prolonging the fragrance’s lifespan. Carrier oils also offer moisturizing and nourishing properties, making them beneficial for skin and fabric-based air fresheners.

How can I make my car smell good naturally?

 Baking soda is a natural odor absorber that can help eliminate unpleasant smells in your car. Sprinkle baking soda on your seats and carpets, let it sit for a few hours, and then vacuum it up. You can also place an open box of baking soda in your car overnight to absorb any lingering smells.

Regular Cleaning:

The first step to maintaining a fresh-smelling car is to keep it clean. Regularly vacuuming the interior, wiping down surfaces, and removing trash can help prevent odors from accumulating and lingering in the car.

Natural Odor Absorbers:

Placing natural odor absorbers, such as baking soda, charcoal, or coffee grounds, in the car can help neutralize unwanted smells. These porous materials absorb odors and help keep the air fresh and clean.

Essential Oil Diffusers:

Using an essential oil diffuser in the car can help infuse the air with natural scents while providing aromatherapy benefits. Simply add a few drops of your favorite essential oil to the diffuser and plug it into the car’s power outlet to enjoy a refreshing fragrance during your commute.



Proper ventilation is essential for maintaining a pleasant-smelling car interior. Roll down the windows periodically to let fresh air circulate and carry away any lingering odors. Additionally, running the air conditioner or heater with the vents open can help improve air circulation and remove stale odors from the car.


Natural Air Fresheners:

Homemade air fresheners made with natural ingredients, such as dried herbs, citrus peels, or pine cones, can help keep the car smelling fresh without relying on synthetic fragrances. These natural air fresheners can be placed in the car’s interior or hung from the rearview mirror to provide a subtle and pleasant scent.

What essential oil is good for car freshener?

 Eucalyptus oil is perfect for achieving a clean and refreshing atmosphere inside your car. Its crisp scent promotes easy breathing and adds a touch of spa-like luxury to your travels.

Citrus Essential Oils:

Citrus essential oils, such as lemon, orange, and grapefruit, are popular choices for car fresheners due to their uplifting and refreshing scent. These oils provide a burst of energy and help create a cheerful atmosphere in the car, making them ideal for long commutes or road trips.

Lavender Essential Oil:

Lavender essential oil is known for its calming and relaxing properties, making it a great option for car fresheners. The soothing aroma of lavender can help reduce stress and anxiety during traffic jams or hectic drives, promoting a sense of tranquility and well-being.


Peppermint Essential Oil:

Peppermint essential oil has a refreshing and invigorating scent that can help combat fatigue and keep the driver alert and focused. The cool, minty aroma of peppermint provides a natural pick-me-up, making it an excellent choice for morning drives or late-night journeys.


Pine Essential Oil:

Pine essential oil offers a fresh and woody scent reminiscent of the great outdoors, making it perfect for nature lovers or those who enjoy hiking and camping. The earthy aroma of pine can help bring a sense of calm and connection to nature while driving through urban landscapes.

What ingredients are in car air freshener?

That’s because approximately 95% of the chemicals commonly used in car air fresheners are petroleum derivatives. On the list of these derivatives, there are many toxic chemicals including aldehydes, toluene, and benzene derivatives.

Fragrance Oils:

Fragrance oils are the primary ingredients in car air fresheners, providing the desired scent that freshens the car interior. These oils can be synthetic or derived from natural sources and come in a wide variety of fragrances, from floral and fruity to woody and spicy.



Solvents are used to dissolve and dilute the fragrance oils, making them easier to disperse and ensuring a consistent scent throughout the car interior. Common solvents used in car air fresheners include water, alcohol, and propylene glycol.


Absorbent Materials:

Absorbent materials, such as paper, fabric, or porous beads, are used to hold and release the fragrance oil gradually. These materials absorb the oil and release the scent slowly over time, prolonging the life of the air freshener.

Preservatives and Stabilizers:
Manufacturers may add preservatives and stabilizers to car air fresheners to prolong their shelf life and maintain the integrity of the fragrance. These ingredients help prevent microbial growth and oxidation, ensuring that the air freshener remains effective and safe for use.

How To Make Car Air Freshener With Fragrance Oil

Can you mix water with fragrance oil?

Mix 3-5 drops of fragrance oil with 1/2 cup of water in a spray bottle, and spritz it on your sheets and pillowcases. You can also use this spray on your towels and curtains for an extra burst of fragrance.


Dilution for Diffusion:

Yes, you can mix water with fragrance oil to create a diluted solution suitable for use in diffusers or spritzers. This method allows the fragrance oil to be dispersed more evenly and provides a subtler scent compared to using undiluted oil.


Emulsifiers for Stability:

To ensure that the fragrance oil mixes evenly with water and does not separate, it’s recommended to use an emulsifier. Emulsifiers help stabilize the mixture by binding the oil and water molecules together, preventing them from separating over time.


Usage in Air Fresheners:

Mixing fragrance oil with water is commonly used in homemade air fresheners, such as room sprays or fabric fresheners. By diluting the fragrance oil with water, you can create a versatile and customizable scent that can be sprayed or diffused to freshen up various areas in your home or car.

What is the formulation of car perfume?

Car perfume bottle contains some materials and chemicals that are essence, stabilizator, ethyl alcohol, isopropyl alcohol, glycerin, herbal oils, water, color, preservative agent and etc. It can be used all chemicals above or some of them during production of car perfume bottle.

Base Ingredients:

The formulation of car perfume typically includes a base ingredient that holds and disperses the fragrance. Common base ingredients include water, alcohol, or a combination of both. These ingredients help dilute the fragrance oil and ensure even distribution throughout the car interior.


Fragrance Oils:

Fragrance oils are the key components of car perfume, providing the desired scent that freshens the car interior. These oils can be synthetic or derived from natural sources. And come in a wide variety of fragrances to suit different preferences.


Stabilizers and Preservatives:

Stabilizers and preservatives may be added to car perfume formulations to prolong their shelf life. And maintain the integrity of the fragrance. These ingredients help prevent microbial growth and oxidation, ensuring that the perfume remains effective and safe for use.


Delivery System:

Car perfume formulation also includes a delivery system, such as a spray bottle or diffuser, that disperses the fragrance into the air. This system ensures gradual release of the perfume, providing a long-lasting and pleasant scent in the car interior.

How To Make Car Air Freshener With Fragrance Oil


Creating your own car air fresheners with fragrance oil is a fun. And easy DIY project that allows you to customize the scent and ingredients according to your preferences. By using natural materials and high-quality fragrance oils. You can enjoy a fresh and pleasant-smelling car interior without relying on commercial products. That may contain harsh chemicals or artificial fragrances.

Whether you prefer soothing lavender, zesty citrus, or exotic vanilla, the possibilities for creating unique and inviting scents are endless. Experiment with different combinations of fragrance oils. And decorative elements to find the perfect formula. That suits your taste and enhances your driving experience. With just a few simple ingredients and a little creativity. You can enjoy a beautifully scented car interior wherever you go.

Vaishnavi vaish

Vaishnavi is an automotive enthusiast and writer with a passion for all things cars. With years of experience in the automotive industry, Vaishnavi brings a wealth of knowledge and expertise to Vroom's platform. Whether it's dissecting the latest car models, exploring industry trends, or delving into the intricacies of automotive technology, Vaishnavi is dedicated to providing readers with comprehensive and insightful content. From performance reviews to in-depth car comparisons, Vaishnavi strives to deliver accurate and engaging information to help readers make informed decisions about their next vehicle purchase. Explore the world of automobiles with Vaishnavi on Vroom and stay updated on the latest developments in the automotive world.

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