About Andreia Professional and FAQ's
What is Andreia Demi Permanent Colour?
A professional ammonia-free demi colour range that provides tone refinement, grey blending, and shine while conditioning the hair.
How long do results last?
Up to 20 washes, depending on hair condition and aftercare.
Is it suitable for sensitive or damaged hair?
Yes. The gentle formula is ideal for delicate hair.
Does it cause damage or irritation?
It is designed to be conditioning and low-irritating, but a patch test is always required.
Is it for professional use only?
Yes, it is formulated for professional salon use
Can I mix it with other Andreia products?
Yes follow the recommended ratios and use the correct Andreia developer
Do I need a patch test?
Yes, perform a 48-hour patch test before every colour service.
What if a client reacts?
Do not use the product. Advise seeking medical guidance if symptoms persist.
How do I know if this range suits my salon?
Refer to our Professional Buyer’s Guide to compare Andreia colour ranges and choose the best fit.


