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In addition to this amino acid, there are other amino acids that promote collagen synthesis in the skin and joints: L-histidine, L-cysteine, L-glycine and L-proline

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Glow Up IV (Anti-Aging + Beauty Boost) A rejuvenating anti-aging IV featuring NAD+, B-complex, B12, vitamin C, glutathione, and MIC to support cellular repair, collagen production, and radiant skin

With Korean serums taking off on TikTok, one of the most-asked questions is whether these formulas are better than their competitors