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Independent HPLC purity analysis of NAD+ from onedaycompounds.com, performed by Vanguard Laboratory on April 15, 2026. Reported purity: 99.8%. Net content: 588 mg against 500 mg labeled (118% of label). Tested content exceeds the labeled amount by 18%. Batch OC-NAD500-103. Sample source: shop-provided. Certificate of analysis attached.
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