Vitamina D3

Vitamina D3

Nome del prodotto Vitamina D3
Numero CAS 67-97-0
Formula molecolare C₂₇H₄₄O
Peso molecolare 384.64 g/mol
Aspetto Polvere cristallina di colore da bianco a bianco sporco
Analisi (HPLC) ≥ 99,01 TP3T
Perdita per essiccazione ≤ 0,51 TP3T
Residuo di combustione ≤ 0,11 TP3T

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Vitamin D3 (Cholecalciferol)

Vitamin D3 (Cholecalciferol) is the naturally occurring form of vitamin D synthesized in the skin upon exposure to ultraviolet B (UVB) radiation and also obtained through dietary sources such as fatty fish, egg yolks, and fortified foods.
It is a fat-soluble secosteroid that functions as a prohormone, undergoing two sequential hydroxylation steps in the liver and kidney to produce the biologically active metabolite calcitriol (1,25-dihydroxyvitamin D).
buy Vitamin D3
Vitamin D3 is one of the most extensively studied and widely used nutritional ingredients, with established roles in skeletal health, immune modulation, and overall wellness.
It is available in various formats, including crystalline powder, oil-based solutions, and beadlet formulations, to accommodate diverse manufacturing requirements.

Funzione

  • Calcium homeostasis: Promotes intestinal calcium and phosphate absorption, supports bone mineralization.

  • Modulazione immunitaria: Regulates innate and adaptive immune responses via VDR signaling.

  • Cellular differentiation: Influences cell proliferation and differentiation in multiple tissues.

  • Muscle function: Contributes to muscle strength and neuromuscular coordination.

  • Fat-soluble: Requires lipid carriers for optimal absorption and formulation.

Related Compounds

Composto N. CAS. Relazione
Vitamin D3 (Cholecalciferol) 67-97-0 Parent compound, prohormone
25-Hydroxyvitamin D3 63283-36-3 Liver metabolite, circulating storage form
Calcitriol (1,25-Dihydroxyvitamin D3) 32222-06-3 Active hormonal metabolite
Vitamin D2 (Ergocalciferol) 50-14-6 Plant-derived analogue

Documentazione e forniture

  • Capacità mensile: 500+ kg (crystalline powder)

  • Tempi di consegna: 3–5 giorni (campioni), 10–15 giorni (carichi)

  • Documentazione: certificato di analisi (COA), cromatogramma, dati di stabilità (su richiesta)

  • Imballaggio: 500 g, 1 kg, 5 kg, 25 kg; oil-based and beadlet formulations available upon request

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