Private blood test clinic
Rainbow Labs
London-based private blood test clinic with same-day results. Relevant to PeptideClear readers for GLP-1 bloods, hormone monitoring, and pre-prescription baseline testing.
Headline price
From GBP 39 per panel (full pricing on clinic site)
Regulated as
CQC-registered (verify before promoting)
Delivery area
London walk-in plus postal kit (verify scope)
Best for
Best for London-based readers needing same-day private blood tests
Weak on
London-clinic-only walk-in (postal kits may be available, verify). UK-wide reach via postal kits if offered.
What stands out
Our verdict
Rainbow Labs approved as a PeptideClear affiliate partner via Awin 21 May 2026. New category for PC: diagnostic partner for GLP-1 monitoring and pre-prescription baseline testing.
Last reviewed 2026-05-21. PeptideClear earns a referral fee when readers click through and convert. Editorial criteria are documented in our methodology.
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Visit Rainbow Labs →
Affiliate link. No price difference for you.
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