epitalon epithalon benefits risks dosing human studies Improving Biological Age, Telomere Length, and Cognition: A Case Report Epithalon: The Peptide Linked to

eLife 2 , e00012 (2013)

[ Acknowledgements We thank Sven Paul, Institute of Animal Breeding and Husbandry, University of Kiel, for revising the manuscript, Matthias Leippe, Department of Zoophysiology, University of Kiel, for helpful information and Virbac for providing the picture "Internal organs of the horse"

Food and Drug Administration as: Official USP article Meets compendial standards Pharmaceutical excipient Approved for use as a drug vehicle/diluent Available by prescription When intended for compounding with prescription medications Research Laboratory Use In research settings, Bacterostatic Water: Does not require prescription when used solely for laboratory research Must be sourced from reputable pharmaceutical or laboratory suppliers Should be handled according to institutional biosafety and chemical safety protocols Falls under institutional oversight for proper use and disposal Common Research Applications Peptide Reconstitution Bacterostatic Water is frequently used to reconstitute lyophilized peptides including: Growth hormone-releasing peptides (GHRPs) Melanocortin peptides Tissue repair peptides Metabolic peptides Cosmetic peptides Typical reconstitution protocol: Calculate required volume for desired concentration Clean vial stopper with alcohol swab Draw calculated volume of Bacterostatic Water using sterile syringe Inject water slowly down side of peptide vial (avoid foaming) Gently swirl (do not shake) to dissolve Inspect for complete dissolution and clarity Store reconstituted solution as directed for specific peptide Dilution of Stock Solutions Researchers use Bacterostatic Water to: Create working concentrations from stock solutions Adjust osmolarity of research preparations Prepare serial dilutions for response studies Standardize injection volumes across experimental groups Disposal Guidelines Proper Disposal Methods Bacterostatic Water should be disposed of according to: Institutional waste management protocols Follow your facilitys guidelines for pharmaceutical waste Local and state regulations Comply with regional requirements for liquid pharmaceutical disposal EPA guidelines May be considered pharmaceutical waste requiring special handling Contamination considerations If used with hazardous compounds, may require hazardous waste disposal General Recommendations Do not pour down sink drains without institutional approval Do not dispose in regular trash if contaminated with research compounds Seal vials before disposal to prevent leakage Label waste containers appropriately Maintain disposal records as required by institution Ordering Considerations Supplier Selection Criteria When sourcing Bacterostatic Water for research, consider: USP certification Verify product meets USP standards COA availability Ensure Certificates of Analysis provided with each lot Supplier reputation Choose established pharmaceutical or laboratory suppliers Proper labeling Vials should be clearly labeled with all required information Expiration dates Check for adequate shelf life remaining Storage during shipping Verify appropriate shipping conditions maintained Common Vial Sizes Bacterostatic Water is typically available in: 10 mL multi-use vials Most common for laboratory use 20 mL multi-use vials For higher volume needs 30 mL multi-use vials Available from some suppliers Select vial size based on anticipated usage within the 28-day post-opening window

Systematic elimination helps identify the actual cause