PaiShau - Biphasic Infusion

What it is:
An oil‑free daily rejuvenating hair concentrate formulated to smooth, soften, and enhance shine while protecting hair from heat and environmental stress. Featuring Pai‑Shau’s Signature Tea Complex delivered via advanced biphasic technology, it nourishes the hair structure, helps lock in moisture, and creates a protective veil around strands. It can be used on both damp and dry hair to improve manageability and finish.

Key Ingredients & What They Do:

• Cyclopentasiloxane – Lightweight silicone that smooths hair and aids spreadability.

• Cyclotetrasiloxane – Silicone that conditions hair and adds a silky feel.

• Dimethicone & Dimethicone/Vinyl Dimethicone Crosspolymer – Conditioners that help protect, smooth, and add shine.

• Water (Aqua) – Solvent that carries and distributes the formula.

• Glycerin – Humectant that attracts moisture to help with softness.

• Thymus Serpyllum (Thyme) Leaf Extract, Monarda Didyma (Bergamot) Leaf Extract, Camellia Sinensis Flower & Leaf Extracts, Aspalathus Linearis (Rooibos) Extract – Tea extracts in the Signature Tea Complex that provide antioxidants and nourishment.

• Sea Salt (Maris Sal) – Mineral that can help with texture and balance.

• Phenyl Dimethicone – Silicone that enhances shine and smoothness.

• Caprylyl Glycol – Skin‑conditioning agent that helps retain moisture.

• Chlorphenesin & Phenoxyethanol – Preservatives that maintain formula stability.

• Fragrance (Parfum) & Colorants (Blue 1, Yellow 5, Red 33) – Added scent and tint.

FAQ Section

1. What is PaiShau Biphasic Infusion and what does it do?
Biphasic Infusion is a professional lightweight rejuvenating serum known as the "liquid gold" of the PaiShau line . It is a multi-purpose primer that hydrates, smooths, and protects all hair types while providing weightless moisture and a glossy finish. The innovative binary technology drives the Signature Tea Complex inside the cuticle to nourish hair structure, attracting moisture and locking it inside .

2. What is the Signature Tea Complex and why is it special?
The Signature Tea Complex is a proprietary blend of five teas, each selected for its specific hair benefits. Biphasic Infusion contains the highest concentration of this complex of any product in the PaiShau line . The complex includes:

• Pu-Erh Tea: Rejuvenates hair and increases product efficiency

• Green Tea: Provides antioxidant protection

• White Tea: Shields against environmental stressors

• Black Tea: Deeply nourishes hair fibers

• Rooibos (Red Bush Tea): Strengthens hair with natural proteins

3. What are the key ingredients?

4. What are the complete ingredients?
Cyclopentasiloxane, Cyclotetrasiloxane, Dimethicone, DimethiconeNinyl Dimethicone Crosspolymer, Water (Aqua), Glycerin,Thymus Serpyllum Extract , Monarda Didyma Leaf Extract, Camellia Sinensis Flower Extract, Camellia Sinensis Leaf Extract, Aspalathus Linearis Extract, Sea Salt (Maris Sal), Phenyl Dimethicone, Caprylyl Glycol, Linalool, Chlorphenesin, Phenoxyethanol, Fragrance (Parfum), Blue 1 (Cl 42090), Yellow 5 (Cl 19140), Red 33 (Cl 17200) .

5. What harmful ingredients are NOT in this product?
Biphasic Infusion is formulated without oils, parabens, sulfates, and phthalates . It is vegan, cruelty-free (Leaping Bunny certified), and reef safe.

6. How do I use it for best results?
SHAKE WELL before each use — the bottle features a binary technology that requires shaking to properly blend the formula . Pump 3-5 times into hands and apply to hair, working from root to tip. Can be used on both damp and dry hair . Style as desired.

7. Does it provide heat protection?
Yes. Fortified with antioxidants and amino acids, Biphasic Infusion surrounds hair with a sheer veil of shielding properties that provide thermal protection against heat styling tools .

8. Is this suitable for all hair types?
Yes. This serum is ideal for all hair types, including dry, damaged, color-treated, highlighted, bleached, curly, thick, and fine hair . Celebrity stylist Adir Abergel used it on bleached hair, noting it left the texture "smooth and shiny, almost like virgin hair" .

9. Does it build up on hair?
No. The formula washes out easily and will not build up on hair with continued use . Users with thick curly hair report it is "not greasy and NEVER weighs my hair down" .

10. What is the size and shelf life?
Biphasic Infusion is available in a 120 ml (4 oz) bottle. The Period After Opening (PAO) is 24 months . The newer packaging features a pumpless bottle design crafted to flawlessly combine the Signature Tea Complex and serum technology .

Product Specifications Table

Why Choose PaiShau Biphasic Infusion?

• "Liquid Gold": The highest concentration of the Signature Tea Complex in the entire PaiShau line — maximum nourishment in every application 

• Weightless Formula: Oil-free, never greasy, and won't weigh hair down — even on fine or curly textures 

• Binary Technology: Advanced two-phase formula requires shaking to activate — ensures ingredients remain potent and effective 

• Multi-Purpose Primer: Use before styling to prime hair, add heat protection, and create a smooth foundation 

• Celebrity Stylist Approved: Used by Adir Abergel on bleached hair for major red carpet events 

• Clean Formula: Vegan, cruelty-free, and free from parabens, sulfates, oils, and phthalates 

• Builds No Residue: Washes out easily, so you can use daily without buildup 

Safety Note: For external use only. Avoid contact with eyes. If contact occurs, rinse immediately with plenty of water. Discontinue use if irritation develops. Keep out of reach of children. Professional use recommended.