LIVE — October 23–31: Tegridy Research is taking 20% off sitewide through October 31, 2026. Use code PEPDEALS for another 15% off. New customers can also apply FIRST10 for an extra 10% off.
Tegridy October sale: the dates and codes
The sale begins October 23 at 12:00 a.m. Eastern and ends October 31 at 11:59 p.m. Eastern. The 20% sitewide discount combines with PEPDEALS, and eligible new customers can stack FIRST10 as well. Check that each applicable discount appears in the cart before completing an order.
How much do the stacked discounts save?
Returning customers: 32% combined savings. A $100 eligible subtotal becomes $80 after the sitewide sale, then $68 after PEPDEALS. New customers: 38.8% combined savings. FIRST10 takes that $68 subtotal down to $61.20. These discounts apply sequentially.
A $30 price example
An eligible item normally priced at $30 becomes $24 with 20% off sitewide. PEPDEALS brings it to $20.40. An eligible new customer using FIRST10 pays $18.36 before shipping and tax. Actual totals depend on the item’s regular price and checkout eligibility.
How to use PEPDEALS and FIRST10
Visit Tegridy Research, add the research products you want to compare, and confirm the 20% sale is reflected. Apply PEPDEALS for another 15% off. If this is your first eligible order, apply FIRST10 for another 10%. Review the final total, shipping, and tax before paying.
Compare the final price, not just the percentage
Use the Peptide Price Comparison Tool to compare individual vials, pack prices, and price per mg. For a multi-item order, use the Cheapest Peptide Cart Calculator. The October 23–31 sale is live. Current product pricing requires sign-in verification; calculator entries remain unpriced until that verification is complete.
Do bulk discounts stack too?
This announcement covers the 20% sitewide sale, PEPDEALS, and FIRST10 for new customers. Any additional quantity discount depends on the vendor’s cart rules. Do not assume an extra bulk tier applies until it is shown at checkout.
Quick answers
Do returning customers get FIRST10? FIRST10 is for eligible new customers. Returning customers can use the 20% sitewide sale plus PEPDEALS for 32% combined savings.
Is it 45% off? The three discounts are applied one after another: 0.80 × 0.85 × 0.90 = 0.612. That means 38.8% off for eligible new customers, rather than adding the percentages.
Where can I find the standing codes? See the Tegridy Research coupon page and all current peptide sales.
Offers, availability, and checkout eligibility may change. We may earn a commission from qualifying purchases at no extra cost to you. Products are for laboratory research only, not human consumption.
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