The primary difference between CAC (Certified Addiction Counselor) and CADC (Certified Alcohol and Drug Counselor) lies in their certification scope and specialization. A CAC is a general credential that signifies a professional's qualification to provide addiction counseling across various substance use issues, which may include alcohol, drugs, and other addictive behaviors. In contrast, a CADC specifically focuses on alcohol and drug counseling, often requiring additional specialized training and certification in these areas. The CADC designation typically indicates a higher level of expertise in alcohol and drug treatment, and it may be required for certain clinical or supervisory roles within substance abuse treatment programs. Both certifications aim to ensure that counselors possess the necessary knowledge and skills to support individuals struggling with addiction, but the CADC emphasizes a more targeted specialization in alcohol and drug issues.