Spearmint Diffuser Oil BIO • refreshing scent • Brazil • for scenting laundry • 10 ml
Spearmint Diffuser Oil is a single-ingredient product in bio quality. It contains only 100% essential oil from spearmint (Mentha spicata) originating from Brazil. The fragrance is purely minty, fresh, and slightly herbal; it works well in a diffuser, aroma lamp, and can also be used for gentle scenting of laundry.
It’s suited to those who want a natural home fragrance without synthetic scents. Typically, a few drops are added to the reservoir of a diffuser, while the amount for an aroma lamp depends on the type of lamp and the size of the space. For laundry, often one drop is enough on a washing ball, wool dryer ball, or fabric sachet in the wardrobe.
Why we included Medarek in the PraveBio.cz range
Medarek is a Czech family brand that handcrafts natural cosmetics for sensitive and kids' skin. They work with high-quality plant oils and simple, transparent formulas without unnecessary ingredients and synthetic fragrances. Their products are gentle, pure, and focused on functional care. Their range also includes essential oils.
Medarek – Spearmint Essential Oil for Diffusers
Spearmint Essential Oil for Diffusers from Medarek focuses on pure, fresh interior fragrance. The scent is minty, slightly herbal, and lacks the sharp menthol note of peppermint. It often acts as a gentle “chewing gum” tone, which is pleasant even in smaller or enclosed spaces.
This is a 100% organic spearmint essential oil (Mentha Spicata Herb Oil) originating from Brazil in a 10 ml package. The composition is single-ingredient, without synthetic fragrances or other aromatic additives. It is primarily used in diffusers and aroma lamps, or for lightly scenting laundry or wardrobes, where a small amount suffices.
Concentrated form means that for regular fragrance, usually a few drops are enough depending on the room size and people's sensitivity in the space. The scent develops relatively quickly, so it makes sense to start with a lower dose and adjust the intensity gradually. Spearmint creates a sense of a clean, airy environment without a heavy, sweet, or “perfume-like” impression.
The bottle is designed for regular home use. A child-proof safety cap reduces the risk of accidental opening while allowing better control over the amount during dosing.
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Suitable for
Prave Bio recommends what to buy
- Washing Set - complete laundry washing with stain soap, complemented by a fresh mint scent.
- Fabric softener - Peaches and Sandalwood - gentle fabric softener for soft laundry, which can be enhanced with a few drops of essential oil.
- Universal washing gel - Jasmine - effective laundry gel for everyday washing, perfect for fragrant laundry.
- Chewing Gum - Peppermint - natural chewing gum with mint for fresh breath in the tone of your mint oil.
Did you know?
- Spearmint smells different from peppermint – the scent is less “menthol” and the typical character is mainly associated with the compound carvone, which gives it a gentle “minty chewing gum” tone.
- Spearmint pairs well with citrus – popular blends for diffusers include lemon, lime, or grapefruit, creating a light and fresh interior fragrance.
- Minimal amount needed for scenting laundry – one drop on a laundry ball, wool dryer ball, or small fabric sachet in the wardrobe usually ensures a gentle but noticeable scent without “over-scenting” the clothes.
Why Choose Spearmint Essential Oil for Diffusers?
- Single-ingredient composition – 100% spearmint essential oil in organic quality, without added perfumes and fillers.
- Refreshing mint scent – pure mint aroma, which feels fresh and slightly herbal, without a heavy sweet undertone.
- For diffusers, aroma lamps, and laundry – suitable for interior fragrance and gentle scenting of textiles (laundry balls, wardrobe sachets).
- Concentrated and economical – for regular aromatherapy fragrance, usually a few drops suffice depending on the room size.
- Free from unnecessary chemicals – the composition is water-free, paraben-free, and synthetic aroma-free, suitable for lovers of truly natural scents.
- Practical packaging with a safety cap – the bottle with a safety cap allows precise dosing and protects the contents from accidental opening by children.
At PraveBio.cz there is a wide range of essential oils for aromatherapy, which can be alternated or combined according to mood. For lovers of forest scents, there is an oil with the scent of pine, while for those who prefer sweeter, gentler scents, there is mandarin. All these oils come from the Czech company Medarek, have single-ingredient composition in organic quality, and like spearmint, are suitable for diffusers, aroma lamps, and gentle interior fragrance.
How Does Medarek Cosmetics Differ from “Commercial” Offerings?
Medarek relies on short, understandable formulas with a high proportion of organic ingredients. Waterless ointments and balms are concentrated, do without water preservatives and heavy fragrances, and use non-nano zinc oxide in zinc products. Suitable for the whole family in everyday care.
The formulas are based on organic shea and mango butter and organic vegetable oils; depending on the product type, they use beeswax or purely plant-based alternatives. The compositions do not contain parabens or artificial aromas. Thanks to the clean, minimalist composition, the products easily fit into the routine of the whole family, including sensitive children's skin.
In the offer for the whole family, you will find gentle natural soaps (e.g.Ghi soap with mandarin scent and Cumin soap), pure vegetable oils (e.g., Pineapple oil) and also natural deodorants (e.g., Zinc deodorant White Rose).

Who is Medarek cosmetics for and how is it used?
Medarek products are suitable for all skin types, including sensitive, dry, and mature. Thanks to their pure natural composition and the gentle scent of essential oils, they are also ideal for pregnant women or people with allergies to synthetic fragrances.
Scents like lavender, citrus, or patchouli also have an aromatherapeutic effect – they relieve tension, calm the mind, and promote emotional balance.
Medarek also offers a wide range of products for kids – from gentle ointments and balms to nappy rash care and mild soaps and solid shampoos.
The cosmetics are easy to use – they are ready-made products that are applied directly to the skin or body. Due to the high concentration of active ingredients, only a small amount is needed.
Products like facial oils, cleansing balms, or nourishing ointments and balms are ideal for a daily care ritual.
Customer experiences with Medarek essential oils for diffusers
Summary of reviews: 4.9 / 5
Scent “like mint” – clean, fresh, and not artificial
- Natural impression of the scent – people in reviews appreciate that Medarek products feel authentic and “non-perfumed,” which is often crucial for home fragrance.
- Quick scent dispersion – with essential oils for diffusers, it is typically noted that the scent is quickly noticeable and does not require a high dosage.
- Practical combinations – customers often choose scents based on mood and season; with fresh tones, it makes sense to start with a lower number of drops and gradually add more.
Just a few drops – simple dosing without overload
- Economical use – with concentrated essences, it is repeated that for a standard diffuser, usually a few drops suffice, and it’s better to adjust the intensity gradually.
- Short intervals – many people prefer scenting in shorter blocks with a pause; the space then doesn’t feel “over-scented.”
- Suitable for aroma lamps too – it is practical that the same oil can also be used in an aroma lamp; the result is gentler and well-regulated.
Fast delivery and repeat purchases
- Satisfaction with purchase – verified store reviews often mention quick delivery and the feeling that everything went smoothly.
- Repeatedly purchased products – customers mention returning to Medarek and considering some items as staples in their home.
- Communication – reviews also positively rate the willingness to advise and clear communication when clarification is needed.
Details that please with household oils
- Safety cap – Medarek essential oils feature a childproof cap on individual variants, which is a practical detail at home.
- Versatile use – besides diffusers, people often use essences for scenting laundry or creating a “clean” atmosphere at home.
- Small format, big effect – a 10ml bottle is compact, and due to its concentration, it is usually consumed more slowly than standard home fragrances.
Note: For some specific Medarek essential oils, individual reviews are not always publicly listed on the product page. This block therefore summarizes recurring themes from verified e-shop reviews and general experiences with using Medarek essential oils in diffusers and aroma lamps (scent, intensity, dosing, shopping experience). Always adjust the scent intensity to the room size and personal sensitivity.
Why choose Medarek
Medarek products are based on natural composition, honest handmade production, and simple formulas – often without water in ointments for higher concentration of active ingredients.
The brand emphasizes transparent composition, is free from unnecessary synthetic fragrances, and uses gentle essential oils. Products are suitable for sensitive skin and everyday use.
A strong point is care for kids and sensitive skin – from gentle ointments and balms to soaps and solid shampoos. A patch test on a small area is recommended before first use.
It is a local family business from Ostrava – supporting Czech production, short supply chains, and open communication. The brand received the Satisfied Customer award in the Moravian-Silesian Region.
Sustainable packaging: predominance of glass and aluminium jars, minimization of plastics, and in 2025 transitioning to more durable solutions – for better product protection and n
Easy use and effectiveness: only a small amount is needed. Shampoo bars lather richly and do not weigh down hair, soaps cleanse without tightness, and ointments with balms specifically care for dry areas.
Natural composition
Simple natural formulas – plant oils and butters, herbal macerates, gentle essential oils. Free from unnecessary synthetic fragrances.
Certification and legislation
In compliance with EU legislation – cosmetics are not tested on animals. Clear INCI, batch number, and expiry date provided. Holder of the Satisfied Customer award (MS region).
Who it's suitable for
For all skin types as part of a relaxing bath. Suitable for kids from 3 years (not suitable for younger); for sensitive skin, we recommend a patch test first. For pregnant/nursing, the manufacturer does not provide recommendations.
Gentle Skin Care
Soothes, supports the skin barrier, and leaves no feeling of tightness. Only a small amount is needed for targeted care of dry areas.
Composition
Complete Composition
100% natural composition in organic quality
Contains no water, parabens, synthetic fragrances, or unnecessary additives.
Spearmint essential oil*.
(*certified organic ingredient)
Composition Analysis and Functional Benefits
Spearmint Essential Oil
What it is: Natural essential oil from spearmint, a concentrated aromatic component obtained from the aerial parts of the plant.
Function: Used to fragrance the air and textiles in aromatherapy – a few drops in a diffuser or aroma lamp create a fresh minty atmosphere indoors.
Benefits: The single-component formulation allows you to perceive the pure mint scent precisely and combine it with other essential oils (such as citrus) as needed. Due to its high concentration, only a small amount is needed, so the bottle lasts for many doses of home or laundry fragrance.
What does the composition mean for your home and aromatherapy?
The single-component formulation based on spearmint essential oil keeps the product simple and easy to understand. In practice, this means that only one clearly defined component with a pure mint scent works when fragrancing a space. This makes it easy to regulate the intensity and character of the scent, and the oil can be combined with other essential oils according to individual preferences without complex tuning.
Usage
- In a diffuser or aroma lamp, add 2–8 drops of essential oil depending on the desired intensity of the scent and the size of the room.
- Always start with a smaller amount and gradually add more as needed to find a pleasant intensity of fragrance.
- In the presence of young children, use the lowest dilution and limit the fragrance to about 10 minutes, then ventilate the room.
- For adults, the oil can be used in a diffuser or aroma lamp for approximately 20–60 minutes at a time, followed by a break.
- To fragrance laundry, use only one drop on a washing or drying aid (e.g., a ball or cloth bag), do not apply directly to the skin.
Warnings and Recommendations
- For external use only – do not ingest essential oil or apply undiluted to skin, mucous membranes, or eyes.
- Sensitive individuals and children – when used in environments with young children, always choose short fragrance intervals and very low dosing; ventilate the room if any discomfort occurs.
- Health conditions – if you have high or low blood pressure, epilepsy, or other serious conditions, or if you are pregnant or breastfeeding, consult with an experienced aromatherapist about using essential oils.
- Duration of fragrance – overly long or very intense exposure to the scent can cause headaches or discomfort in sensitive individuals; therefore, regularly ventilate the space and take breaks.
- Safety – keep out of reach of children; the bottle has a childproof safety cap, but it is not a toy.
- Storage – store in a dry place, away from direct sunlight, at temperatures up to 25°C, and in a well-sealed container.
FAQ
Can I add Spearmint Diffuser Oil to homemade ointments or creams?
Spearmint essential oil is a highly concentrated essential oil, so it can only be added to ointments and creams in very low dilution and always into a suitable plant oil or a ready-made base cream. It is primarily intended for aromatherapy and space fragrance, not as a main ingredient for skin cosmetics, so it should only be used on the skin after consultation with an aromatherapist and in monitored concentrations.

Is spearmint essential oil suitable for a child's room?
Mint scent is strong and fresh, so its use in a child's room needs to be adjusted to the age and sensitivity of the child. For younger children, only a minimal number of drops, short fragrance intervals, and thorough ventilation of the room are recommended. For infants and very young children, mint essences are generally not recommended for use near the head or long-term in a closed space; in such cases, it is better to choose gentler scents or consult an expert on child aromatherapy.

What is the difference between using spearmint in an ultrasonic diffuser and a traditional aroma lamp?
In an ultrasonic diffuser, the mint oil is added to a water tank, where it is dispersed using cool mist; the scent is generally even and lasts for a longer time. In an aroma lamp, it is used in a bowl of water over a candle, so the fragrance can be more intense, but often shorter and more dependent on the flame's strength. In both cases, it is important to start with a small number of drops, monitor your own comfort, and regularly ventilate the room.

How best to use mint oil if I want to fragrance mainly laundry, not the whole apartment?
For gentle laundry fragrance, it is suitable to add one drop of mint oil to a washing or drying aid – such as a washing ball, wool ball for the dryer, or a small cloth bag placed in the wardrobe. The oil is not added directly to the washing gel or directly on the skin because it is highly concentrated. This way, the laundry gains a light mint trace without an unnecessarily high dose of essential oil.

What exactly does "100% natural, 90% organic quality" mean at MEDAREK?
The organic content is based on certifiable plant materials (butters, oils, EO). The remaining part consists of non-plant-based ingredients (e.g., ancient salt), which are not certified as organic, hence not 100%.

How does MEDAREK maintain consistent scent and quality of natural blends across batches?
Medarek produces in small batches and works with natural oils, whose aroma may vary according to the harvest. Each batch undergoes sensory control and trial rozpuštěním; the EO ratios are gently adjusted as needed to match the brand's reference profile.

What packaging does MEDAREK use and when will I encounter NonOilen containers?
For selected packaging, Medarek uses NonOilen containers – sturdy and practical for storage. The choice of packaging is determined by the size and type of the product, with an emphasis on more sustainable packaging.

Where does MEDAREK manufacture and who is behind the brand?
Medarek products are made in the Czech Republic; the brand is led by Mgr. Lucie Horáková. Production and market introduction are carried out in accordance with European legislation for cosmetics.

Additional parameters
| Category: | Interior fragrances |
|---|---|
| EAN: | 8594222680062 |
| Manufactured by: | Mgr. Lucie Horáková, Vítězná 1547/3, Ostrava - Moravská Ostrava |
| Country of origin: | Czech Republic |
| Vhodné pro: | Vegan |
| Size: | 10 ml |
| The item has been sold out… | |
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Who is Medarek?
It is a young family trying to live in harmony with nature. They are interested in health, beekeeping, mix their own cosmetics, like to take photos, brew their own beer and generally do many things their own way.
Lead developer - Lucie
... the driving force behind the whole family and the family "business" is Lucka, who has only limited knowledge about bees, but a greater understanding of the honey bee business.
Lucka graduated with a Master's degree in special education with a focus on speech therapy, surdopedics and specific learning disorders at Masaryk University. For five years she worked as a teacher in a speech therapy class in a kindergarten, but eventually fate took her in a completely different direction.
Some ask her if she regrets spending her time studying at college now that she's devoting her time to mixing ointments. However, she feels grateful to be her own boss (unless her son Vasik or daughter Helenka is in charge at home :)), and to be able to bring joy with her products.
It warms her heart to see that her zinc ointment helps little babies with skin problems, and she enjoys the idea of wedding guests enjoying the honey she has decorated at night.
Photographer - Standa
...he is not only the head of the family, but also a court photographer and a passionate beekeeper who is not only interested in bees and honey, but also makes his own homemade mead and beer. His genius idea was the popular wedding teddy bears :) .
Standa graduated from an industrial secondary school with a focus on mechanical engineering and after almost three years of working in the workshop he became a designer, where he spent the next 12 years. He left for work each workday with the hope that he would soon be able to stay home with his family.
And now his dream has finally come true! Standa is now probably the real driving force behind medarek.cz, where he takes care of operations, cooking, packing shipments and lovingly devotes himself to children. As a model husband, he doesn't shy away from the simple chores :).
In his spare time, he enjoys capturing nature, people, bees and sometimes his family on his camera. When he needs to stretch his stiff body, he happily reaches for his bike and heads out into the countryside.


