Vitamins Hazardous Waste See Alternatives Find out what to do with household hazardous waste Don’t Flush Down the Toilet Vitamins will dissolve if flushed down the toilet and can then hurt marine life by contaminating their habitat. Dispose of With Other Drugs Children and house pets are at risk if vitamins are left out and fall within reach, so dispose of them with other medications. Find out how to properly dispose of drugs. Alternative Ways to Recycle Return to Pharmacy Pharmacies will often accept expired medications and vitamins because they are equipped to properly store them, which prevents potential misuse. Supplement the Earth Recycling Program You can send in any brand of vitamin or supplement packaging to the Supplement the Earth Recycling Program, which is a free recycling program through TerraCycle and Twinlab®. Find out how to mail in this packaging.