Downtown, Burlingame, California
Cosh Head Spa earns a commanding 4.8 Atlas Score, anchored by a near-perfect 4.9 value rating and a 5.0 for hospitality. Their 'study, don't guess' clinical approach is validated by consistent praise for their scalp analysis and educational focus, though guests should note that a dry fee is applied to services, serving as a transparency caveat for those expecting an all-inclusive price.
Cosh is a science-forward head spa in Burlingame that pairs microscope-assisted scalp analysis with personalized, holistic treatments. They specialize in deep-cleansing detoxes and therapeutic scalp care within a private, luxury-focused environment.
Hygiene and value are surfaced as quality signals and are not folded into the composite Atlas score.
Clients consistently praise the transformative results of the Scalp Detox and analysis, frequently highlighting the knowledgeable staff and serene private suites. While the consensus is overwhelmingly positive, guests with textured hair should communicate detangling needs clearly, as isolated reports of post-treatment matting have surfaced. Overall, the experience is lauded as a rare, high-end blend of clinical scalp health and deep relaxation.
401 Primrose Rd G
View on Google Maps1 head spa
Burlingame Terrace, Burlingame
$$ · 60 reviews
Hospitality 4.3 · Hygiene 4.3 · Technique 4.2
A head spa in Burlingame offering specialized scalp detox and deep conditioning treatments, finished with a standard blow-dry.
Data updated 2026-06-29