Gymshark is a UK-based apparel brand founded in 2012, specialising in athletic and gym wear.
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Gymshark calculates but won't disclose its carbon footprint. It has SBTi targets and a sustainability website, yet publishes no emissions data, no progress reports, and no annual sustainability disclosure. Core weakness: systematic non-transparency on climate performance despite public commitments.
Gymshark scores 25/100 (Significant gaps) on SINK's independent climate assessment, scored from public data only. Fees pay for the review, never the result. Last verified May 2026.
That places Gymshark joint 728th of 847 companies scored, and 12th of 21 in Apparel (Fast Fashion).
Where Gymshark sits among apparel (fast fashion) peers.
Among the 21 major apparel (fast fashion) brands we've scored, Gymshark sits 12th of 21.
Its three lowest-scoring questions, and what the evidence didn't show.
No baseline, no current-year figure, no trajectory established.
Gymshark calculates Scope 1 and 2 emissions using GHG Protocol methodology but does not publish figures.
Gymshark uses Higg FEM for internal supply chain measurement and has SBTi-validated Scope 3 target (54% per-unit-sold reduction by FY2030), but publishes no Scope 3 tonnage figures.
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Get in touch →Strongest on Controversies & Red Flags and Resource Use & Waste (6/10, 4/10). Weakest on Emissions Trajectory and Carbon Footprint — Operations (1/10, 2/10).
The 3 companies in the sector scoring nearest above Gymshark.
Balenciaga has no brand-level sustainability reporting.
See the breakdown →Givenchy publishes no brand-level emissions data despite being a major luxury fashion house.
See the breakdown →The formula and all 8 sources.
Same ten questions for every company. No private weighting.
SINK = (0.3 × Base + 0.7 × Performance) × Scale8 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.
If you believe a source has been misread or a newer version exists, submit a challenge.
Gymshark is a UK-based apparel brand founded in 2012, specialising in athletic and gym wear. It operates a global supply chain spanning China, Bangladesh, Turkey, and Sri Lanka, with £556M in revenue (FY2023). It positions itself as performance-focused and sustainability-aware, using synthetic fibres, recycled materials, and dope-dyeing technologies.
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