Moon Juice
Supplementsmoonjuice.com
Average
out of 100
Moon Juice's Magnesi-Om page has strong commercial fundamentals — clear product naming, a genuine value proposition ('Meditation You Can Sip'), competitive pricing transparency with per-serving cost, and 3,833 reviews. Its strongest dimension is Clarity, where the above-the-fold experience on mobile communicates the product, price, and benefit quickly. The single most critical gap is mobile performance: a PSI score of 21, 6-second LCP, and a CLS of 0.335 mean a large share of mobile visitors experience a broken, slow, layout-shifting page before they ever reach the CTA — undermining every other conversion element on the page.
Top Finding
PSI mobile score is 21/100 — critically poor. LCP of 6.0s means the hero image takes 6 seconds to load on a cold mobile visit. TBT of 1,250ms indicates heavy JavaScript blocking the main thread. CLS of 0.335 is well above the 0.1 threshold, meaning the page visually shifts significantly during load — this will cause mis-taps on the CTA and variant selectors. This is the single most damaging technical issue on the page.
mobile performance · critical
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Score breakdown across all 5 dimensions, every finding, prioritized fix list, and category benchmark position.