Frequently Asked Questions

Frequently Asked Questions

Each weekday, within 24 hours of placing your order, your shipping label will be printed and you will receive an email from stamps.com containing your tracking number. Since we don’t ship on Saturday and Sundays, orders placed after 3 pm Friday will be shipped on Monday and you will receive your tracking number by the following Tuesday.

First class packages usually arrive in 5 to 7 days.
Priority Mail orders arrive in approximately 2 to 4 days.
Express Mail arrives in approximately 24 to 48 hours.
For each shipping method, expect delays around the holidays except for Express mail which is rarely delayed.

Use your tracking number to track your order in real time. You can also sign up for free for the USPS Informed Delivery Service to track your packages.

For international orders:
International first-class mail can take anywhere from 10 to 30 days depending on what country you’re in.
Priority Mail International usually arrives in 7 to 10 days but can take longer if delayed at customs or for shipping obstructions unique to your country. Customs officials maybe more likely to delay an expedited package for inspection than a first-class package so in some cases priority and express international mail can be delayed longer than first class international mail.

Priority Mail Express International takes 5 to 7 days if not delayed by your country’s customs.

For any issues with your order including missing items please use the contact form on the website. Fill in the form with your name, email, and order then tell us the whole issue in the message section. We will respond ASAP, usually between 24 to 48 hours and fix the issue.

If you placed an order for an item that is currently on backlog your order will be placed on hold until we receive the item at which time it will be shipped to you right away.

Absolutely. All certificates of analysis (COA) with high-performance liquid chromatography lab results are available upon request.

Please contact us via our contact page for direct consultation.

This is because your peptides contain no fillers like mannitol and lactose which can be detrimental to the user, for example if the user is lactose intolerant. 5 mg and 10 mg bottles especially appear to have very little substance in them. This is because 5 mg to 10 mg of peptide often takes up very little volume without a filler. It may look like a few grains of sand but it’s all there. Peptides are ready to be reconstituted and used in your experiments.

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