In traditional medicine, tonics have been used for centuries to restore vitality, improve overall health, and boost the immune system. Tonics are often referred to as “restoratives” or “revitalizers” because they … A tonic is anything that makes you feel stronger, more cheerful, or more enthusiastic.

His generous offer was a tremendous tonic for our morale. Tonic water is a carbonated soft drink in which quinine is dissolved. Originally used as a prophylactic against malaria, modern tonic water typically has a significantly lower quinine content and is often …