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What should be applied to protect the client's skin during a hair dye application?

  1. Barrier cream

  2. Facial moisturizer

  3. Sunblock

  4. Hair conditioner

The correct answer is: Barrier cream

Applying a barrier cream is essential during a hair dye application to protect the client's skin. Hair dyes often contain harsh chemicals that can irritate the skin, potentially leading to allergic reactions or discomfort. A barrier cream acts as a protective layer, minimizing skin contact with the dye and reducing the risk of irritation. It creates a shield on the skin, helping to prevent staining and ensuring that the hair dye only affects the hair itself. The other options do not provide the necessary protection. Facial moisturizer is typically designed for hydration and may not effectively prevent dye from penetrating the skin. Sunblock protects against UV rays but does not guard against chemical exposure from hair dye. Hair conditioner is primarily used for conditioning the hair and would not serve to protect the skin in the same way that a barrier cream does. Thus, using a barrier cream is the most appropriate choice for safeguarding the client's skin during the dyeing process.