What is Vitamin D3? Vitamin D3 (Cholecalciferol) is a fat-soluble secosteroid formulated for laboratory research. It is used to investigate vitamin D receptor interactions, calcium homeostasis pathways, and immune signaling mechanisms under controlled in vitro conditions.

Mechanism of Action Vitamin D3 binds vitamin D receptor analogs in laboratory models, initiating gene transcription cascades to enable precise study of calcium regulation and immune pathway responses.

The Science

• Study vitamin D receptor-ligand interactions
• Evaluate calcium and phosphate homeostasis pathways
• Assess immune cell signaling mechanisms
• Analyze gene transcription activation pathways
• Conduct reproducible in vitro studies

Purity & Quality

• ≥99% purity verified via HPLC
• Certificate of Analysis included Storage: Room Temperature, Protect from Light

Intended Use: This compound is intended strictly for use by trained professionals. Our peptides are not “research only” and require an Rx, which we provide through our tele-health and/or a HIPAA Compliant Intake Form reviewed by a Medical Professional.

Note: BodyBossRx works with various top pharmacies to ensure you will always have your medication efficiently, therefore, labeling may differ.

Terms Of Sale: These are sterile compounds. With that said, all sales are final. If you are not a professional, the Purchaser (YOU) takes full responsibility to be guided on dosing, injecting, etc. by a medical professional.