UMZU
Supplementsumzu.com
Average
out of 100
UMZU Redwood has a well-structured above-fold experience with strong review volume (12,036 ratings at 4.7 stars), clear pricing, and a solid 60-day guarantee placement — making Social Proof and Clarity its strongest dimensions. However, the page is critically undermined by a 36/100 PSI mobile score with a 15.4-second LCP that will cause most cold mobile visitors to bounce before the page renders. The most urgent conversion gap beyond performance is the default-to-subscription CTA, which creates unexpected commitment friction for first-time buyers who haven't consciously opted into a recurring purchase.
Top Finding
The Subscribe & Save toggle defaults to subscription at $35.99 with the CTA reading 'Add subscription to cart.' A cold visitor who wants a one-time purchase must actively notice and select the separate 'One-time purchase $44.99' row below. This default-to-subscription pattern adds friction and potential cart abandonment for non-subscribers.
purchase friction · high
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Score breakdown across all 5 dimensions, every finding, prioritized fix list, and category benchmark position.