To restore blonde hair to its natural color, adding lowlights and an all-over glaze is the best option.
Adding lowlights and an all-over glaze would allow the client to see an accurate representation of their natural darker color in real-time. By incorporating this technique, the stylist can help the client visualize the transition and make an informed decision. Additionally, placing swatches on the client's existing hair might not provide the most realistic outcome.
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