Starbucks Ethos Water Plastic Bottle
by Ethos Water
- Lab Tested
- Yes
- Contaminants
- 2
- Minerals
- 22
- Microplastics
- High
- pH
- 7.6
- TDS
- 97.3 ppm
- Fluoride
- 0 mg/L
- PFAS Tested
- No
Score breakdown
How this water earned its 66/100.
- Lab report indexed · Indexed45/45
- Contaminants · 7 Flagged17/50
- Water source · Spring25/25
- Mineral preservation · No Mineral Stripping17/17
- Packaging material · Plastic2/22
- Cap material · Plastic Screw7/7
- PFAS testing · Unknown0/5
Lab reports
Independent testing data backing this product's score.
Contaminants
Barium
0.00294 mg/LToxic if ingested or inhaled, can cause muscle weakness, cardiovascular effects, and respiratory paralysis, contamination risk
Legal limit: 2 · Health guideline: 0.7
Uranium
0.000056 pCi/LRadioactivity leading to radiation poisoning, heavy metal toxicity causing kidney damage, carcinogenic potential, environmental persistence.
Legal limit: 20 · Health guideline: 0.42
Minerals & nutrients
Calcium Chloride
0 mg/dayEnhances texture by firming, provides a source of calcium, acts as a preservative
Magnesium Chloride
0 mg/dayProvides bioavailable magnesium essential for muscle and nerve function, electrolyte balance, and enzymatic reactions
Potassium Bicarbonate
0Regulates acidity, acts as leavening agent, source of dietary potassium
Sodium Bicarbonate
0 grams/dayLeavening agent in baking, pH neutralizer, inexpensive and effective
Purified water
0Hydration, solvent for formulation
Boron
0.245 mg/LSupports bone health, hormone regulation, cognitive function, anti-inflammatory effects
Calcium
5.66 mg/LSupports bone health, muscle contraction, nerve signaling
Chloride
7.65 mg/LSupports electrolyte balance, acid-base homeostasis, and proper nerve and muscle function
Copper
0.0128 mg/LEssential trace mineral, supports enzymatic functions, iron metabolism, connective tissue formation, and neurological health
Fluoride
0.137 mg/LPrevents dental caries, strengthens tooth enamel
Lithium
0.0112 mg/LMood stabilization and prevention of manic/depressive episodes at therapeutic doses; neuroprotective effects including potential protection against Alzheimer's disease; may support cognitive function at low doses; preliminary evidence for aiding alcohol cessation
Magnesium
1.71 mg/LSupports muscle and nerve function, contributes to bone health, involved in enzymatic reactions
Molybdenum
0.00274 mg/LEssential cofactor for enzymes, supports metabolic processes, antioxidant functions
Nickel
0.00368 mg/LNitrate (as NO₃⁻–N)
0.137 mg/LDietary nitrate can contribute to nitric oxide production supporting vascular function
Potassium
0.758 mg/LSupports electrolyte balance, helps regulate blood pressure, essential for nerve and muscle function
Silica
4.01 mg/LPrevents clumping and improves texture in powdered products
Sodium
8.9 mg/LEssential electrolyte, supports nerve transmission, aids fluid balance
Strontium
0.0415 mg/LMay support bone density when used as specific salts under medical supervision
Sulfate
8.18 mg/LEffective cleansing and foaming agent in personal care products
Titanium
0.00072Zinc
0.0351 mgSupports immune system, wound healing, enzyme function, and growth