ONCNATURALCOLORS
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ONC NATURALCOLORS 4N Natural Medium Brown Pack of 4 4 fl. oz. 120 mL Healthy Permanent Hair Dye with Certified Organic Ingredients, Ammonia Free, Vegan Friendly, 100% Gray Coverage
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ONC NATURALCOLORS 4N Natural Medium Brown Pack of 4 4 fl. oz. 120 mL Healthy Permanent Hair Dye with Certified Organic Ingredients, Ammonia Free, Vegan Friendly, 100% Gray Coverage
Keep your hair healthier & happier with ONC Natural Colors hair coloring kit
ONC NATURALCOLORS 4N Natural Medium Brown Pack of 4 4 fl. oz. 120 mL Healthy Permanent Hair Dye with Certified Organic Ingredients, Ammonia Free, Vegan Friendly, 100% Gray Coverage

ONC NATURALCOLORS 4N Natural Medium Brown Pack of 4 4 fl. oz. 120 mL Healthy Permanent Hair Dye with Certified Organic Ingredients, Ammonia Free,

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What Stands Out

Organic Ingredients
Crafted with certified organic ingredients that nourish hair, ensuring healthy color results without harmful chemicals, appealing to eco-conscious consumers.
Ammonia Free
Formulated without ammonia, this hair dye minimizes damage and irritation, offering a gentle option for those with sensitive scalps seeking beautiful, vibrant hair.
Complete Gray Coverage
Provides 100% gray coverage, delivering rich, lasting color that enhances confidence and meets the needs of individuals desiring a youthful, radiant appearance.

Product Details

Shop for ONC NATURALCOLORS 4N Natural Medium Brown Pack of 4 Hair Dye. Certified Organic Ingredients, Healthy Permanent Hair Color. Free delivery. Vegan friendly. Buy Now! Shop at Ubuy Australia
  • Heat-activated hair color using your body's heat instead of harsh chemicals
  • Enriched with certified organic ingredients for silky, shiny, and soft hair
  • Free from ammonia, parabens, resorcinol, sulfate, and gluten for gentle nourishment and protection
  • Provides 100% gray coverage with salon-quality results at home
  • Cruelty-free and vegan, formulated for a healthier and safer coloring experience
  • Maintains natural, full-coverage color with certified organic nutrients, antioxidants, and vitamins
Color4N NATURAL MEDIUM BROWN
Package InformationBox
Product BenefitsHair Coloring
BrandONC NATURALCOLORS
Item FormGel
Item Weight1 lbs (450 grams)

Who Should Buy?

Suitable For
  • Sensitive Scalps

    Users with delicate skin will appreciate the ammonia-free formula to avoid irritation during the dyeing process.

  • Eco-Conscious Users

    Those seeking sustainable products will benefit from this dye's certified organic ingredients and vegan-friendly status.

  • Gray Coverage Seekers

    Individuals looking for effective gray coverage can rely on this product for consistent and appealing results.

Not Suitable For
  • Bright Color Enthusiasts

    Users desiring vibrant or unconventional hair colors may find this medium brown shade too limiting for their needs.

Product Description

ONC NATURALCOLORS 4N Natural Medium Brown Pack of 4 4 fl. oz. 120 mL Healthy Permanent Hair Dye with Certified Organic Ingredients, Ammonia Free, Vegan Friendly, 100% Gray Coverage

Dietary Supplement Disclaimer

Statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition.


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Customer Questions & Answers

  • Question: What are the key benefits of using 4N Natural Medium Brown Hair Dye?

    Answer: The 4N Natural Medium Brown Hair Dye offers numerous benefits including certified organic ingredients, ammonia-free formula, and vegan-friendly components. This ensures that your hair is not only beautifully colored but also nourished during the dyeing process. Many users appreciate its gentle formulation, which minimizes damage and keeps hair healthy. Additionally, it provides long-lasting color and covers grays effectively, making it a popular choice for individuals looking for a reliable hair dye option.
  • Question: How does the ammonia-free formula affect my hair?

    Answer: An ammonia-free formula means that the dye will be less harsh on your hair compared to traditional dyes containing ammonia. This gentler approach reduces the risk of dryness or damage, helping maintain your hair's natural moisture and shine. Users who switch to ammonia-free hair dye often report softer, healthier hair post-coloring, making the 4N Natural Medium Brown a fantastic option for those prioritizing hair care alongside color.
  • Question: Is the hair dye suitable for sensitive skin or allergy-prone individuals?

    Answer: Yes, many users with sensitive skin or allergies find that the 4N Natural Medium Brown Hair Dye is a great option due to its organic and ammonia-free formulation. Its gentler ingredients are less likely to cause irritation compared to conventional dyes. However, it’s recommended to conduct a patch test 48 hours before full application to ensure there are no reactions. This proactive step can help ensure a delightful and worry-free coloring experience.
  • Question: How long does the color last after application?

    Answer: The color from the 4N Natural Medium Brown Hair Dye typically lasts several weeks, depending on your hair type, care routine, and how often you shampoo your hair. Users have reported that when paired with sulfate-free shampoos and color-safe conditioners, the dye maintains its vibrancy longer. For best results, avoid excessive heat styling and protect colored hair from sun exposure to prolong your fresh look.
  • Question: Can I use this dye on previously colored hair?

    Answer: Yes, the 4N Natural Medium Brown Hair Dye is safe to use on previously colored hair. If your hair has been treated, it may take the dye differently, so it's advisable to perform a strand test first. This allows you to see the resulting color on the treated sections and assess any possible variations. Many users successfully refresh their color or switch shades this way, achieving beautiful results.
  • Question: What makes this product vegan-friendly?

    Answer: The 4N Natural Medium Brown Hair Dye is considered vegan-friendly because it does not contain any animal-derived ingredients and has not been tested on animals. This appeals to eco-conscious consumers looking for cruelty-free and environmentally friendly beauty products. Users appreciate that they can color their hair without compromising their ethical values or animal welfare.
  • Question: How do I apply this hair dye for best results?

    Answer: To achieve the best results with the 4N Natural Medium Brown Hair Dye, start with clean, dry hair and perform a patch test. Apply the dye evenly using a brush or applicator, ensuring full coverage from roots to ends. Leave it on for the recommended time as indicated in the instructions, then rinse thoroughly until the water runs clear. Many users find that sectioning the hair helps ensure even application, especially when covering grays.
  • Question: Is this product suitable for all hair types?

    Answer: The 4N Natural Medium Brown Hair Dye works well for a variety of hair types, including straight, wavy, and curly hair. Its nourishing organic ingredients adapt well to different hair textures, providing color without excessive dryness or damage. Many curly-haired users report that the dye enhances their natural pattern while providing a beautiful shade. It's always beneficial to assess individual hair needs and potentially consult a professional if unsure.
  • Question: Does it have a strong odor compared to regular hair dyes?

    Answer: Due to its ammonia-free formulation, the 4N Natural Medium Brown Hair Dye has a much milder odor compared to conventional hair dyes. Users often note a more pleasant coloring experience with less overwhelming scents. This is especially appreciated by those who are sensitive to strong chemical smells and prefer a more natural olfactory experience while applying hair dye.
  • Question: Where can I buy 4N Natural Medium Brown Pack of 4 4 fl. oz. 120 mL Healthy Permanent Hair Dye?

    Answer: You can buy the 4N Natural Medium Brown Pack of 4 Hair Dye at Ubuy in Australia. Ubuy offers a convenient and reliable platform for purchasing a variety of beauty products, including this organic hair dye. Shopping through Ubuy can provide easy access to the product with added benefits like customer support for any queries you might have during your shopping experience.

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“Promt delivery. Seems like a good product.”

22 July 2026 · via Trustpilot
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“It was the best service ever received by any company from my online shopping experience in the last 10yrs”

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“so easy to order delivery was way earlier than i expected”

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“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”

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“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”

17-Jul-26 · via Trustpilot
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Features & Benefits

  • Long-lasting soft and smooth texture
  • Maintains gray coverage
  • Includes Certified Organic ingredients
  • Provides a healthier and safer coloring experience
  • Permanent hair color that doesn't fade
  • Certified Organic nutrients, antioxidants, & vitamins

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