Proper Labs Bulking Stack - Classic

This stack combines Testosterone Enanthate, Nandrolone Decanoate (Deca), Dianabol, and Arimidex. Test and Deca are the two long-acting injectables that build the mass and strength base, Dianabol is an oral kickstart used early on, and Arimidex is included to help keep estrogen in check. It is a well known combination built around a classic bulking approach.

Testosterone Enanthate and Deca are usually run across the full cycle length, often around 12 weeks, split into two injections per week each. Dianabol is normally only used for the first four to six weeks to bring on early strength and size while the injectables are still building up in the system. Arimidex is taken in small doses on an ongoing basis, adjusted to how each person responds. This is general guidance only, not medical instruction, and doses should be planned around bloodwork and individual tolerance.

Testosterone and Dianabol can both convert into estrogen, and Deca can add to water retention as well. Arimidex is an aromatase inhibitor, so it is used here to help limit bloat, excess water, and the risk of gynecomastia while the rest of the stack is doing its job. Many users prefer to have it on hand for the full length of the cycle rather than waiting for symptoms to appear.

Yes. A stack built around Testosterone, Deca, and Dianabol will suppress natural testosterone production, so a proper post cycle therapy protocol is expected once the cycle ends. This is a decision to make with proper research or professional guidance, we are not providing medical advice here, just flagging that PCT is a standard part of running a stack like this.

This is generally considered an intermediate stack rather than a first cycle, since it combines two injectables plus an oral rather than a single compound. It suits someone looking to add solid, full mass with joint support from the Deca and an early strength kickstart from the Dianabol, aiming for size over a full bulking phase rather than a lean recomposition.

Every item in the stack is authentic Proper Labs product, and each box carries its own verification check-code so you can confirm it before use. Orders are dispatched from the UK on Royal Mail Tracked 24 in plain, unbranded packaging, with same-day dispatch on orders placed before midday on a working day. Most UK customers see their stack land within one to two working days.