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Joico 8N is labeled as a Natural Blonde shade across the Joico permanent crème color options.
Joico 8N is a crème formula designed with a viscosity suitable for application with a bowl-and-brush or an applicator bottle.
Processing times vary by formula: most standard permanent crèmes list about 35 minutes, while a fast‑acting variant lists around 10 minutes.
Some 8N descriptions note a low‑ammonia or calibrated ammonia system and include claims of reduced odor and less scalp irritation.
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