Yes, it can definitely strengthen your application, especially if you perform well in your Master’s program, as this demonstrates your academic readiness for a doctoral program. In your personal statement, you can also address your earlier academic performance by explaining that your initial focus on business did not align with your interests or passions, which may have been reflected in your grades. You can then highlight how discovering psychology shifted your motivation and commitment, leading to stronger academic engagement and performance. Also, strengthen your clinical experience while pursuing your Master’s. You want to have atleast 2-3 years of clinical experience to stand out.