Compound Profile: Vitamin D-3
Vitamin D-3 2000 IU is a cholecalciferol research compound essential for investigating vitamin D metabolic pathways in laboratory settings. This formulation from Now Foods provides researchers with standardised cholecalciferol units for examining calcium homeostasis, bone metabolism, and vitamin D receptor interactions. Research scientists at Stroid UK Shop utilise this compound alongside comprehensive research protocols to investigate vitamin D-dependent cellular processes and endocrine pathway modulation. The 2000 IU concentration offers optimal dosing flexibility for various experimental designs studying vitamin D deficiency models and supplementation responses.
Research Applications
Laboratory investigations focus on vitamin D-3’s role in calcium absorption mechanisms, parathyroid hormone regulation, and bone mineralisation pathways. Researchers examine cholecalciferol’s conversion to calcitriol (1,25-dihydroxyvitamin D3) through hepatic and renal hydroxylation processes. Studies investigate vitamin D receptor binding affinity and subsequent gene transcription effects on calcium-binding proteins. Comparative research with other cholecalciferol formulations examines bioavailability differences across various delivery systems. Cell culture studies analyse vitamin D-3’s immunomodulatory effects on T-cell differentiation and cytokine production. Research protocols investigate seasonal vitamin D fluctuations and their correlation with immune function markers. Studies examining vitamin D-3 interactions with selective androgen receptor modulators explore potential synergistic effects on bone density parameters. Advanced research investigates cholecalciferol’s role in muscle protein synthesis and calcium-dependent contractile mechanisms alongside peptide research compounds.
Laboratory Specifications
| Active Ingredient | Cholecalciferol (Vitamin D-3) |
|---|---|
| Potency | 2000 IU per capsule |
| Capsule Count | 120 capsules |
| Manufacturer | Now Foods |
| Form | Encapsulated powder |
| Storage Requirements | Cool, dry place, protected from light |
| CAS Number | 67-97-0 |
| Molecular Formula | C₂₇H₄₄O |
Research Compliance
This Vitamin D-3 2000 IU formulation is intended exclusively for laboratory research applications investigating vitamin D metabolic pathways, calcium homeostasis, and related endocrine mechanisms. Not approved for human consumption or therapeutic use.


