PURC Brazilian Keratin Hair Treatment — Professional Straightening for Curly Hair

Salon-Straight Hair at Home — Results That Last 3 Months.

Stop fighting your curls every morning. PURC Brazilian Keratin Hair Treatment is a professional-grade keratin straightening system that repairs damage, eliminates frizz, and delivers silky-smooth, straight hair in just 30 minutes — with results that last up to 3 months. Used in salons worldwide, now available for at-home use in a generous 1000ml bottle. Choose from four formulas based on your curl type and hair condition.

Key Benefits

• 30-Minute Repair — Repairs dry, damaged hair and straightens in a single treatment session
• 3-Month Lasting Results — Straight, smooth hair that holds through washing and styling
• Eliminates Frizz — Completely tames flyaways and frizz for a sleek, polished finish
• 4 Formula Strengths — 0% (formaldehyde-free), 5%, 8%, and 12% formalin for every curl type
• Adds Brilliant Shine — Leaves hair visibly shinier and smoother after every treatment
• Professional Salon Grade — 1000ml salon-size bottle for full treatments
• Keratin Protein — Replenishes the hair's natural protein structure for stronger, healthier strands

Wash hair 2–3 times with purifying shampoo and blow dry completely. Apply keratin treatment in sections using a brush, saturating each strand. Allow to absorb 20–30 minutes depending on hair type. Blow dry, then flat iron at 450°F (230°C) from root to ends 5–7 passes per section. Wait 72 hours before washing. Use sodium-chloride-free shampoo to maintain results.

How to Choose Your Formula

0% Formaldehyde-Free — Light curl / slight damage. Best for Asian and European hair.
5% Formalin — Normal curl / some damage. Safe for blonde/golden hair.
8% Formalin — Deep curl / more damage. Recommended for Middle Eastern and South American hair.
12% Formalin — Very curly / heavily damaged. Best for African hair. Use in ventilated area with mask.

Frequently Asked Questions

Q: How long do results last?
A: Up to 3 months with proper aftercare using sodium-chloride-free shampoo.

Q: Can I use this on color-treated hair?
A: Yes, but use the 5% or formaldehyde-free formula. Avoid 12% on blonde/golden hair as it may cause color shift.

Q: How long does the treatment take?
A: Approximately 30 minutes for the application and absorption, plus flat iron time.

Q: Is the 12% formula safe?
A: Yes, when used in a well-ventilated area with a mask. It has a stronger scent due to higher formalin content.

Q: What shampoo should I use after treatment?
A: Use a sodium-chloride-free keratin shampoo and conditioner starting 72 hours after treatment.

SPECIFICATIONS

Brand Name: PURC
Gender: Women / Unisex
Item Type: Keratin Hair Treatment
Key Ingredient: Keratin
Net Weight: 1000ml
Formulas Available: 0% (Formaldehyde-Free), 5%, 8%, 12% Formalin
Shelf Life: 24 months after opening
High-Concern Chemicals: None
Origin: Mainland China
Product Weight: 2.76 lbs / 1.25 kg