The Inkey List Polyglutamic Acid Serum
The cheapest verified delivered price for The Inkey List Polyglutamic Acid Serum is £16.50 for the 30ml at John Lewis & Partners, checked 1 Oct 2026, 17:12. Every size and concentration is a separate product, compared only with exact matches.
Prices by size
Delivered totals for a UK delivery, including VAT and known fees.
| Size | Cheapest delivered | Retailer | Per ml | Against Amazon | Compare |
|---|---|---|---|---|---|
| 30ml | £16.50 | John Lewis & Partners | 55p per ml | — | Compare prices for The Inkey List Polyglutamic Acid Serum 30ml |