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Guarantee and Return policy

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Refund policy

Refunds & Returns for www.calibiolabpeptides.com (Cali BioLab Peptides™)

Due to the fragility of research grade peptide products, we are unable to provide any returns or refunds on sold products after the package has been received and opened from the buyer. 

MUTUAL EXCEPTION

If the package has not been opened, the buyer can return the the order and request a refund with mutual approval between the buyer and Cali BioLab Peptides under the conditions detailed below:

  • The return package must be accepted by USPS within 3 business days of the buyer receiving the order. 
  • The return shipping cost is the responsibility of the buyer.
  • The original shipping cost that we, Cali BioLab Peptides incurred to send the package will be deducted. 
  • A $9.99 return/handling charge will be deducted from the final refund amount. 
  • Upon inspection of the package, refunds will be disqualified in the event that the package has been opened or tampered with. 
  • Loss of package during return shipment is responsibility of the buyer, it is recommended that the buyer purchases insurance for any returned orders. 

LOSS RESPONSIBILITY

Cali BioLab Peptides is not responsible for packages that are not received and/or lost due to the buyer giving an incorrect mailing address. 

DISPUTE FORFEIT 

When the purchaser elects to pay for their order with a credit card, they forfeit the right to request a chargeback with their card provider. All sales are final without the mutual written agreement between the buyer and Cali BioLab Peptides. 

Our peptides are sold strictly for research and laboratory use only. We make no claims, guarantees, or warranties regarding specific research results, effectiveness, or applications. The success of any study depends on numerous variables beyond our control, including methodology, handling, and individual experimental conditions. As such, we do not accept returns or provide refunds based on research outcomes or perceived efficacy.

Our peptides are sold strictly for research and laboratory use only. We make no claims, guarantees, or warranties regarding specific research results, effectiveness, or applications. The success of any study depends on numerous variables beyond our control, including methodology, handling, and individual experimental conditions. As such, we do not accept returns or provide refunds based on research outcomes or perceived efficacy.

EFFICACY MONEY BACK GUARANTEE

Cali BioLab Peptides guarantees the purity of their research peptides to be at 99% or greater.  In the event that a peptide provided directly by Cali BioLab Peptides does not meet the purity standards of 99%, the following will be provided by Cali BioLab Peptides to the buyer: 

  • Full Refund of the product. 
  • Reimbursement of the purity test conducted by the buyer. 
  • A store credit towards future purchases that is equal to the cost of the defective product. 

The following requirements and due diligence must be satisfied in order to qualify for the money back guarantee: 

  • Efficacy/Purity must be demonstrated by a DEA approved medial facility and/or laboratory. 
  • Purity testing must have been paid for by the buyer. 
  • A verifiable copy of the test results must be provided to Base Peptides. 
  • Peptide must have been purchased within the past 6 months.  


Our customer support representatives are standing by to ensure that our customers are 100% satisfied with our product quality, customer support and delivery. Cancellations must be requested by email before the order shipment has shipped. Once the order has shipped you may not cancel your order. Please contact us at info@calibiolabpeptides.com with any questions or concerns that you may have regarding your order. We will do our absolute best to assist you as quickly and satisfactorily as possible. Thank you.

Still need help? Reach out to support 24/7:

// Testimonials

Clients Feedbacks .

E. Novak

Adamax 10mg clearly outperformed standard Semax in our chronic stress neuroplasticity assays — stronger BDNF/TrkB upregulation, longer duration. Purity checks out perfectly.

E. Novak

Neuroscience Postdoctoral Fellow, California
T. Ramirez

Glow Blend (BPC-157/TB-500/GHK-Cu) saved hours of prep. All three peptides at correct ratios, clean dissolution, strong collagen and angiogenesis results in our dermal model.

T. Ramirez

Tissue Engineering Group, California
Dr. A. Khan

CJC-1295 No DAC + Ipamorelin 10mg Blend gave the cleanest, most consistent GH pulses we’ve recorded — strong IGF-1 response, zero prolactin/cortisol elevation. Support replied same day on dosing.

Dr. A. Khan

Endocrinology Research, New York
M. Laurent

Klow Blend 80mg (BPC/TB/KPV/GHK-Cu) is now our standard for complex wound models. Multi-pathway synergy is obvious — inflammation down fast, vascularization and collagen quality significantly improved.

M. Laurent

Wound Healing & Fibrosis Lab, Florida
Dr. J.T.

COAs are real and detailed — full HPLC/MS traces included. BPC-157 10mg and TB-500 10mg arrived next day cold-chain intact. No fillers, no surprises

Dr. J.T.

Musculoskeletal Regeneration Lab, Texas
Dr. K. Sullivan

Switched suppliers after inconsistent batches elsewhere. Every Cali BioLab COA matches perfectly, support responds fast (even weekends). TB-500 10mg and BPC-157 10mg are now daily drivers in our protocols.

Dr. K. Sullivan

Regenerative Orthopedics Lab, Texas
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