The San Antonio AIDS Foundation (SAAF) provides HIV and STI prevention, testing, healthcare and supportive services in San Antonio. Services include free HIV, syphilis, gonorrhea and chlamydia testing, PrEP services, outpatient HIV medical care, an on-site pharmacy, medical and non-medical case management, mental health counseling, housing assistance, oral-health referrals and nutritional support for eligible people living with HIV.