Farndu Black Hair Dye Shampoo — Natural 3-in-1 Gray Coverage, Ammonia-Free with Argan & Olive Oil

Farndu Black Hair Dye Shampoo is a plant-based 3-in-1 color shampoo that covers gray hair and conditions strands for a natural black shade in about 20 minutes.

If you want an easy at-home way to restore a consistent black tone without ammonia, strong fumes, or a complicated salon process, this shampoo offers a gentle alternative. Formulated with botanical extracts plus Moroccan argan and olive oils, the product combines coloring, conditioning, and gray coverage in one step. The no-mess application works like your regular shampoo: apply, wait, and rinse.

How long until I see full gray coverage?

Most users achieve visible gray coverage after a single 15–20 minute application; for full, deep coverage leave it on for 20 minutes. Hair porosity and the amount of gray will affect results, so adjust timing for your hair type.

• Standard timing: 15 minutes for partial coverage, 20 minutes for full coverage.
• Thick or coarse hair: increase product by ~50% and add 10 minutes.
• Repeat applications may be needed for stubborn very light or white gray.

Is this safe for sensitive scalps and chemically treated hair?

Farndu’s formula avoids ammonia and parabens and relies on plant-derived actives and oils, which reduces irritation risk compared with conventional dyes. However, individual sensitivity varies—perform a patch test before full application if you have a history of scalp reactions or recently processed hair.

• Free of ammonia and parabens to limit harsh exposure.
• Infused with Moroccan argan and olive oils to replenish moisture.
• Recommended: patch test 48 hours before full use for those with sensitivities.

How do I use the shampoo for best results?

Use the product just like a regular shampoo: wet hair, apply an even amount, massage to saturate gray areas, leave on for the recommended time, then rinse thoroughly. No brushes, bowls, or developer are required, making it convenient for at-home touch-ups.

• Wet hair thoroughly before applying to ensure even coverage.
• Massage into roots and gray patches; distribute through mid-lengths if needed.
• Rinse after 15–20 minutes; extend time for thicker hair as suggested.

Will it darken my natural hair or stain skin and fabrics?

The shampoo deposits color to blend and cover gray hairs rather than dramatically altering the base color, so results appear as natural darkening. To prevent temporary staining, wipe any skin contact immediately and use towels you don’t mind discoloring until you know how it behaves on your hair.

• Designed to blend grays into a natural black tone, not bleach or lighten.
• Quickly clean any skin contact with soap and water to avoid staining.
• Use older towels for the first few rinses as a precaution.

Who is this for: Farndu Black Hair Dye Shampoo is aimed at men and women seeking a quick, low-fuss way to conceal gray hair while conditioning strands. It suits people who prefer plant-forward products, those sensitive to strong dye odors, seniors looking for a simple routine, and anyone wanting salon-like touch-ups at home without professional tools. If you need precise color changes, bleaching, or fashion shades, consider professional services or specialized dyes instead.

Ingredients

Argan Oil