Mix Any Stacks. Choose Your Free Bottles.
Mix any 3 eligible stack bundles to choose 1 free solution bottle, or any 5 or more to choose 2. Combine different stacks and make your selections in the cart.
How the Stack Mix & Match offer works
- Eligible stack quantities are counted across the complete cart, so different stack products may be combined.
- Three eligible stack units unlock one free solution bottle; five or more unlock two, with a maximum of two free bottles per order.
- Free-bottle choices are selected in the cart and appear as $0 order lines.
- Available bottle choices are limited to published, in-stock products from the SARMs & Research Solutions category. Rewards are removed automatically if the qualifying stack quantity is reduced.
This is an ongoing catalogue offer, not a limited-time sale. All products are sold strictly for laboratory research and are not intended for human or veterinary use.
Compare two- and three-bottle stacks
Choose a bundle by its exact compounds and bottle count. Each compound comes in its own labelled 30 mL bottle, not a premixed formula. Product pages show the concentration of every included bottle, current prices and quantity options.
- MK-677 + LGD-4033 stack: two bottles, with MK-677 at 25 mg/mL and LGD-4033 at 10 mg/mL.
- RAD-140 + Ostarine stack: two bottles, with RAD-140 at 10 mg/mL and MK-2866 at 25 mg/mL.
- RAD-140 + MK-677 + LGD-4033 stack: three bottles, with RAD-140 and LGD-4033 at 10 mg/mL and MK-677 at 25 mg/mL.
For a single compound, shop individual SARMs solutions and related compounds. Browse the full shop to compare both formats.
Ordering and COA copies
Orders ship from Canada within one business day. To request a copy of the applicable Certificate of Analysis (COA), email [email protected] with the product name. Our Testing & COA Documentation page explains the report fields.
Stacks are catalogue bundles, not recommended protocols or claims of combined effects. Some include related compounds that are not SARMs; each product identifies its contents. All products are for laboratory research only, not human consumption or veterinary use. Read the Complete SARMs Guide for research context.











