Bulgarian Split Squat
The Bulgarian Split Squat primarily works the Rectus Femoris, Vastus Lateralis, Vastus Medialis, with secondary activation of the Adductor Magnus, Gluteus Maximus, Vastus Intermedius and stabilizer support from the Erector Spinae, External Obliques, Rectus Abdominis. It is a dumbbell compound exercise at intermediate difficulty.
The Bulgarian Split Squat is a intermediate compound exercise performed with dumbbell, following a squat movement pattern. It primarily targets the Rectus Femoris, Vastus Lateralis, Vastus Medialis, with secondary engagement of the Adductor Magnus, Gluteus Maximus, Vastus Intermedius. As a unilateral push, each side is trained independently for balanced development.
Single-leg squat with rear foot elevated emphasizing front quad and glute.
| Equipment | Dumbbell |
|---|---|
| Difficulty | Intermediate |
| Type | Compound |
| Movement | Squat |
| Force | Push |
| Laterality | Unilateral |
| Primary | Rectus Femoris, Vastus Lateralis, Vastus Medialis |
| Secondary | Adductor Magnus, Gluteus Maximus, Vastus Intermedius |
Muscles Worked
The Rectus Femoris, Vastus Lateralis, and Vastus Medialis are the primary movers, collectively driving the movement and absorbing the greatest share of the load. The Adductor Magnus, Gluteus Maximus, and Vastus Intermedius act as secondary movers, assisting the primary muscles and contributing meaningfully to the overall output. The Erector Spinae, External Obliques, Rectus Abdominis act as stabilizers, maintaining joint position and postural alignment throughout the movement.
Primary Muscles
- Primary Muscle Rectus Femoris (quadriceps)
- Primary Muscle Vastus Lateralis (quadriceps)
- Primary Muscle Vastus Medialis (quadriceps)
Secondary Muscles
- Secondary Muscle Adductor Magnus (adductors)
- Secondary Muscle Gluteus Maximus (glutes)
- Secondary Muscle Vastus Intermedius (quadriceps)
Stabilizer Muscles
- Stabilizer Muscle Erector Spinae (back)
- Stabilizer Muscle External Obliques (core)
- Stabilizer Muscle Rectus Abdominis (core)
How to Perform
Preparation
- Grasp dumbbells with firm grip.
Execution
- Bend at hips and knees, lowering body until thighs are parallel to floor.
- Drive through feet to return to standing position.
- Repeat.
Comments
- Perform equal reps on each side.
Tips & Common Mistakes
- Keep your chest up and spine neutral throughout — avoid rounding your lower back.
- Push your knees out in line with your toes as you descend.
- Aim for at least parallel depth — cutting squats short reduces muscle activation.
Programming Suggestions
Adapt your sets and reps to your training goal.
| Strength | 3–5 sets × 3–6 reps at 80–90% 1RM with 2–4 minutes rest. |
|---|---|
| Hypertrophy | 3–5 sets × 6–12 reps at 65–80% 1RM with 60–120 seconds rest. |
| Endurance | 2–4 sets × 15–20 reps at 50–65% 1RM with 30–60 seconds rest. |
Alternative Exercises
These exercises target the same primary muscles (Rectus Femoris, Vastus Lateralis, Vastus Medialis) and can be substituted based on your equipment or variation preferences.
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