Living Proof
Perfect Hair Day (PhD) Shampoo + Conditioner Duo 1000 ml
PhD system. Pro size. Fewer reorders.
The PhD all-hair-types wash system in 1000 ml — same formula, fewer reorders, better value per wash.
- Hydration
- Frizz control
- Shine
- Cleanse + Condition
In stock + ready to ship
Unopened + unused items may be eligible for exchange or store credit within 14 days. Returns policy
- Free shipping $100+Canada + U.S. · duties included
- Packed by ModaBowmanville, Ontario
- Earn Inner CirclePoints on eligible orders
Routine step
What’s inside — and why it’s there
The ingredients worth knowing.
- IQHC — built into both products for double-layer humidity defence. Universal cleansing and conditioning actives — perform across all hair types without compromise.
Reviews
Questions? We get them.
Good to know.
The questions we hear most about this product. If yours isn’t here, a real stylist will answer.
Ask ModaWhat’s included in this duo?
Living Proof PhD Shampoo 1000ml and PhD Conditioner 1000ml.
Is PhD right for my hair type?
PhD is the all-hair-types system — if you’re unsure which Living Proof line is right for you, PhD is the best starting point.
Is it colour-safe?
Yes.
Is the 1L better value than the 236ml?
Yes — significantly better value per wash.
What PhD styling products work with this?
The PhD 5-in-1 Styling Treatment before blow-drying, the PhD Dry Shampoo between washes, and the Style Refresh Mist for second-day lengths.
Returns
Unopened + unused products may be eligible for exchange or Moda store credit within 14 days.
Returns policy
Need help choosing?
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Tell us what your hair is doing and we’ll help you figure out whether this belongs in your routine.