Best Bulking Cycle 2026: Dianabol, Deca & Testosterone Stack

The Classic Mass Stack: Dianabol + Deca + Testosterone

If there is one combination that has defined bodybuilding since the golden era, it is the Dianabol, Deca-Durabolin, and Testosterone stack. In 2026, this tried-and-tested bulking cycle remains one of the most effective protocols for adding serious size and strength in a single cycle.

SteroidShopUK stocks all three compounds from quality brands in our UK warehouse, so you can run this entire stack with domestic UK delivery.

Why This Stack Works

Each compound in this stack plays a distinct role:

• Testosterone: The essential base of every cycle. It maintains hormonal function and drives anabolic activity across the board.
• Dianabol (Methandrostenolone): A fast-acting oral steroid that rapidly increases nitrogen retention and glycogenolysis, producing dramatic strength and size gains in the first few weeks.
• Nandrolone Decanoate (Deca): A long-acting injectable that adds quality mass, supports joints, and complements Testosterone’s anabolic environment.

Sample Bulking Cycle Protocol (2026)

• Weeks 1-14: Testosterone Enanthate or Sustanon 500mg/week
• Weeks 1-12: Nandrolone Decanoate 400mg/week
• Weeks 1-4: Dianabol 30-50mg/day (oral kickstart)
• On-cycle support: Anastrozole 0.5mg every other day; liver support supplements
• Weeks 16-20: PCT with HCG and Clomid

Dianabol: UK Warehouse Options

We carry two dosage options from Viogen: Viogen Dianabol 20mg x 50 Tabs for those preferring lower daily doses split across the day, and Viogen Dianabol 50mg x 50 Tabs for advanced users seeking maximum kickstart effect. Both are stocked in our UK warehouse for fast dispatch.

Nandrolone Decanoate (Deca) Options

We stock Deca from multiple trusted manufacturers. Viogen Nandrolone Decanoate 300mg is one of our most popular UK warehouse options. For EU warehouse users, ZPHC Nandrolone Decanoate 250mg is also available. Deca is injected once or twice per week alongside your testosterone.

On-Cycle Support

This is a high-oestrogen stack due to the aromatising potential of both Testosterone and Nandrolone. Running an aromatase inhibitor like Anastrozole (Arimidex) throughout your cycle is essential to prevent water retention, gynecomastia, and elevated blood pressure.

PCT After a Dianabol, Deca & Test Cycle

Nandrolone has a long half-life, so wait at least 3 weeks after your last injection before beginning PCT. A full PCT protocol should include:

• HCG 2000IU every 3 days for 3 weeks to kick-start natural testosterone production
• Clomid 50/50/25/25mg across 4 weeks following HCG
• Proviron (Mesterolone): Optional addition throughout PCT for maintaining libido

Shop This Stack at SteroidShopUK

All compounds in this stack are available in our UK warehouse with discreet domestic delivery. Browse our Oral Steroids, Injectable Steroids, and PCT sections to build your cycle.