Request For A Quote For The Supply Of Multi-Vitamin Food Supplement Containing Water-Soluble Vitamins B1, B2, B3, B5, B6, B9, B12, Biotin, Vitamin C And Liposoluble Vitamins (Vit.A, Vit.D, Vit.E), Pursuant To Art. 50 Paragraph 1, Letter. B) Of Legislative Decree 31 March 2023, N. 36