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83 While restriction of fruits and vegetables certainly plays a role in vitamin C deficiency, patients with IBD have been found to have polymorphisms in vitamin C transporter genes and tumor necrosis factor alpha (TNFa), an important inflammatory cytokine in IBD, which downregulates the transcription of vitamin C transporters, further reducing the capacity for vitamin C uptake
Arginine: clinical potential of a semi-essential amino acid
But theres no evidence that PQQ can help people with diabetes
J Clin Investig 111(6):785
Findings were subjected to qualitative synthesis due to the heterogeneity of biomarker assays, study populations, and study designs
The side effect profiles also differ between oral and injectable forms
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