Hair RestorationResearch Use Only

Bond Repair Mask

£36.00
COA Available Batch Documented Research Grade
5.0 · Verified purchasers

“The documentation quality is exceptional — batch-specific COA, clearly formatted and immediately accessible. Exactly what serious research sourcing requires.”

D
Dr. A. Whitfield Cellular Biology Researcher, UCL

“Cold-chain packaging arrived intact, labelling is precise and the purity matched the COA exactly. Eira sets a new standard in this category.”

M
M. Okafor Postdoctoral Researcher

“Traceable batches, accessible documentation, a supplier you can communicate with. Eira is the standard I now measure all others against.”

L
L. Carmichael Independent Research Consultant

An intensive treatment mask for chemically processed, heat-damaged or structurally compromised hair. A professional amino acid complex penetrates to the cortex level to rebuild broken disulphide bonds, restore elasticity and dramatically improve tensile strength.

Formulated at professional active concentrations. Noticeably stronger, more resilient hair from the first application. Use weekly as an intensive treatment or as needed after chemical services, heat styling or mechanical damage.

Dermatologist tested. Suitable for all hair types. Colour safe.

This product is supplied for research purposes only and is not intended for human consumption, medical use, or any other non-research application.

All compounds are research-grade and supplied with available batch documentation.

Storage: Store at −20°C for long-term stability. Stable at 4°C for short-term use.

Handling: For research use only. Handle under appropriate laboratory conditions.

Cold-chain: All Eira compounds are stored and shipped under cold-chain conditions to preserve integrity.

Certificate of Analysis

Batch-specific documentation is available for this compound. COA access confirms compound identity, purity and batch traceability.

Request COA

Eira London products are supplied for research purposes only. Not intended for human consumption, medical use, diagnosis, treatment, prevention or cure of any disease.