Food question
What are the best drinks for diabetes, blood pressure and kidney disease?
For type 2 diabetes, high blood pressure and kidney disease (stage 3), the drinks in the Choose column of our guide are tap water, sparkling water, infused water, camomile tea, peppermint tea and ginger tea. They pass every one of your conditions' rules at once; the strictest rule decides, so nothing on this list is a compromise.
- Updated October 2026
- 2 min read
Nutrient data: UK Composition of Foods (CoFID) 2021 and USDA FoodData Central.
The answer from our guide
6 safe picks, all in the Choose column.
ChooseVerdicts for type 2 diabetes, high blood pressure and kidney disease (stage 3). Where you manage more than one condition, the strictest rule wins.
Profile-based guidance, not an individual medical assessment.
Why food guidance can differ
Food isn’t one-size-fits-all. The right choice depends on a combination of factors, not a single nutrient.
- Your conditionsDifferent conditions can change what’s helpful to include.
- Your medicationSome medicines can affect how certain foods fit.
- Your overall dietIt’s the bigger picture that matters.
Questions to ask your care team
These can help you get guidance that’s right for you.
- How do these foods fit with my current conditions?
- Should portion sizes be different for me?
- Are there better alternatives on some days?
- How do my medications affect my food choices?
The best choices
How the guide rates each one for type 2 diabetes, high blood pressure and kidney disease (stage 3).
Tap waterChoose
Sparkling waterChoose
Infused waterChoose
Camomile teaChoose
Peppermint teaChoose
Ginger teaChoose
A look at the bigger picture
Your guide considers a range of information, not just one nutrient.
- Tap water0 mg potassium · 0 g sugars per 100 gChoose
- Sparkling water2 mg potassium · 0 g sugars per 100 gChoose
- Infused water (lemon/cucumber)0 mg potassium · 0 g sugars per 100 gChoose
- Camomile tea9 mg potassium · 0 g sugars per 100 gChoose
- Peppermint tea9 mg potassium · 0 g sugars per 100 gChoose
Source: UK Composition of Foods (CoFID) 2021 and USDA FoodData Central, per 100 g, rounded. Verdicts for type 2 diabetes, high blood pressure and kidney disease (stage 3).
Your conditions. One complete guide.
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Please read: educational information, not medical advice
This content is for general educational purposes only and is not a substitute for professional medical advice. Always follow the guidance of your GP, dietitian or care team. Full disclaimer →
Sources: UK Composition of Foods (CoFID) 2021 and USDA FoodData Central (nutrient figures), UK and international clinical guidelines, as listed on our method page, NutriGuard rule-sets (strictest rule wins). See our method.