10 Healthiest Bottled Water Brands in 2024

3. Castle Rock 

Insider Monkey Score: 0.8 

Castle Rock is a popular bottled water brand known for its high-quality spring water sourced from Shasta Springs in California. It does not contain any added fluoride, chlorine, or other artificial additives which makes it one of the most healthy bottled water brands. The pH level of Castle Rock water typically ranges from 5 to 7, indicating a slightly acidic to neutral pH. The total dissolved solids (TDS) level, which measures the mineral content, is around 60-65 parts per million (ppm) which classifies it as a low mineral content water. A typical 1-liter bottle of Castle Rock water retails for around $1.50 to $2.00 in most grocery stores and retail outlets.