Understanding Henna Dye Concentrations: Diluting 20 Vol to 10 Vol for Enhanced Color

When working with henna dye, one crucial factor that can make or break the final result is the volume strength of the dye. Often, hairdressers and enthusiasts purchase dye in varying concentrations, and the 20 vol and 10 vol blends are well known. It is a common question to dilute from a 20 vol to a 10 vol strength, but the method and outcome can vary. In this article, we will explore the differences between 20 vol and 10 vol henna dyes, and how to properly dilute the 20 vol to achieve the desired 10 vol strength.

Understanding Henna Dye Concentrations and Their Purpose

Volume Strength in Henna Dye

Henna dye comes in different volumes: 10 vol, 20 vol, 30 vol, and so on. The volume number refers to the peroxide strength that activates the henna dye. A 20 vol (volume) is a higher concentration of developer, which means it reacts faster and stronger with the henna, allowing for a darker, more intense color deposit. Conversely, a 10 vol is a milder formulation, designed to produce a more vibrant and rich hue without stripping or lifting the pre-existing color from the hair.

Do I Need to Dilute Equal Parts of Henna and Developer?

The short answer is no, you do not need to dilute 20 vol henna with equal parts color and developer. Incorrect dilution can lead to subpar results, including uneven coloring and weaker pigment deposition. Understanding the difference is vital for achieving the best possible outcome.

The Correct Method of Dilution

To dilute a 20 vol to achieve a 10 vol concentration, follow these steps:

Mixing the Developer: Start by concocting equal parts of the 20 vol and the 10 vol formulations. For instance, if you have one part 20 vol developer and one part 10 vol developer, the mixture will leverage the faster reaction of the 20 vol to enhance the coloring, while the 10 vol works to create a richer hue. Addition of Hot Water: After combining the two formulations, it is important to add hot water to the mixture. The type and amount of water added will depend on the specific type and brand of henna dye. Always follow the manufacturer’s instructions, as these can vary between different brands and formulations. Diluting the Henna: Once the developer and hot water are combined, mix the henna dye into the solution. The general ratio is between 1:3 or 1:4 henna to developer, depending on the desired intensity and time for application. Be sure to work with a small sample of hair to test the color strength before applying it to the entire hair profile.

Key Considerations and Benefits of Dilution

Maintaining Color Intensity and Lift: The mixture of 20 vol and 10 vol ensures that you get the best of both worlds. The 20 vol prompts a quicker and stronger reaction with the henna, ensuring even coverage and depositing a rich, deep color. The addition of the 10 vol, which is milder, prevents any lifting or stripping of natural hair color, which can sometimes occur with higher vol formulations.

Consistency and Even Application: Achieving a consistent color throughout the hair requires a well-mixed solution. The correct dilution ensures uniformity, making your application easier and your results more professional. This method also allows for greater control over the time of washing, which can impact the final color’s longevity and vibrancy.

Conclusion

In summary, diluting a 20 vol henna dye to 10 vol is not achieved by simply pouring equal parts henna and dye. Instead, it involves a strategic blending of 20 vol and 10 vol formulations, followed by the addition of hot water as per the manufacturer’s instructions. This method ensures a rich, intense color while preserving the integrity of your hair color. By following these steps, you can achieve the best results and enjoy a higher satisfaction level with your hair dyeing projects.

Frequently Asked Questions (FAQ)

Is it necessary to dilute 20 vol henna dye?

In most cases, diluting a 20 vol to 10 vol is beneficial for achieving a more vibrant and lasting color. It allows the henna to deposit color more richly without stripping existing hair color.

What is the correct ratio for mixing 20 vol and 10 vol?

For a 20 vol to 10 vol mix, combine one part 20 vol with one part 10 vol, then add the appropriate amount of hot water as specified by the henna brand or product instructions.

How much hot water should I add?

The amount of hot water varies based on the brand of henna and the specific instructions provided. The general recommendation is to use a 1:3 or 1:4 ratio of henna to developer, adjusted as needed for the desired color intensity and coverage.