S23 Bulking & Cutting Stacks. S23 is generally taken for cutting reasons, although as with many other SARMs, it can still be used on a bulking cycle to help users stay lean, sarms advertisement. S23 is a powerful SARM that has a wide variety of applications for muscle growth and fat loss. Sample Bulking Stack Sample Cutting Stack S23 ' 15 mg per day S23 ' 25 mg per day Ligandrol ' 20 mg per day Ostarine ' 25 mg per day MK 677 ' 25 mg per day Cardarine ' 10 mg per day. Due to its effectiveness as a cutting SARM, many people often pair S23 with other metabolic research chemicals such as Stenabolic or Cardarine to cut.You should remember, S23 has a half-life of 12 hours, this means that you should split your daily dosage into 2 parts and take the first in the morning and the second in the evening, sarms advertisement.