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"GHK peptide as a natural modulator of multiple cellular pathways in skin regeneration." BioMed Research International, 2015, 648108

Vitamin C also participates in redox recycling of other important antioxidants

see Table 1) ( While European guidelines recommend up to 4 g/day for adults, most of the included studies administered pharmacological doses ranging from hundreds to thousands of micrograms

It can further decrease feelings of fatigue, restore positive moods, and lighten depression symptoms

In addition to B12 and D, other nutrients like vitamin C, magnesium, and a spectrum of B vitamins are often considered for reducing fatigue and stress