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Why the DASH Diet Is One of the Best Diets

By: The DASH diet is considered one of the healthiest and most sustainable eating patterns available. While it was originally designed for individuals with hypertension (high blood pressure), it can help almost anyone improve their health and support weight loss. Year after year, the DASH diet is ranked alongside the

DASH diet for weight loss and heart health
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The DASH diet is considered one of the healthiest and most sustainable eating patterns available. While it was originally designed for individuals with hypertension (high blood pressure), it can help almost anyone improve their health and support weight loss.

Year after year, the DASH diet is ranked alongside the Mediterranean diet as one of the best diets for overall health and is consistently ranked #1 for heart-healthy diets.

DASH stands for Dietary Approaches to Stop Hypertension.

Around 108 million Americans live with hypertension, and only about 24 per cent have it under control. Many people either do not know they have high blood pressure or find it difficult to manage.

Medication is a common treatment, but some people are wary of side effects or want to explore lifestyle-based options. The DASH diet was developed as a way to treat or help prevent hypertension through diet, either alongside or, in some cases, as an alternative to medication under medical supervision.

Real-Life Benefits of the DASH Diet

The DASH diet is best known for reducing the risk of developing high blood pressure and helping lower blood pressure in those who already have it.

A Quick Refresher on Blood Pressure

Blood pressure is the force your circulating blood exerts on your artery walls. It is expressed as two numbers:

  • Systolic (top number): the pressure when your heart contracts
  • Diastolic (bottom number): the pressure when your heart relaxes between beats

A healthy blood pressure is generally considered at or below 120/80 mm Hg.

When blood pressure is too high for too long, it increases the risk of:

  • Heart attack
  • Stroke
  • Kidney disease

What Causes High Blood Pressure?

Causes can vary and often include a mix of lifestyle and medical factors.

Lifestyle factors:

  • Lack of exercise
  • High-sodium diet
  • Smoking
  • Heavy alcohol use
  • Chronic stress
  • Excess weight or obesity

Medical and genetic factors:

  • Adrenal or thyroid disorders
  • Chronic kidney disease
  • Family history and genetics

In a series of studies, the DASH diet proved to be one of the most effective dietary approaches for lowering blood pressure, even in people who already had hypertension.

Benefits Beyond Blood Pressure

Researchers have also found that the DASH diet may:

  • Help with weight loss when combined with a calorie deficit
  • Lower the risk of certain cancers
  • Reduce the risk of developing diabetes and improve insulin resistance
  • Improve heart health and lower the risk of heart disease and related conditions

So the DASH diet is not only for people trying to prevent or manage high blood pressure. It is a sustainable, heart-healthy way of eating that can benefit anyone who wants to:

  • Improve overall health
  • Support long-term weight management
  • Build a more balanced relationship with food

Weekly Mindset & Weight Loss Tips

Subscribe for expert insights on building confidence, overcoming mental barriers, and achieving lasting weight loss success. Join patients who are transforming both body and mind.Join our newsletter for expert insights on treating melasma, hyperpigmentation, and other skin concerns. Our medical aesthetic team shares practical advice to help you achieve clear, radiant skin.

What to Eat on the DASH Diet

One of the biggest advantages of the DASH diet is that it is not extremely restrictive. It focuses on whole, minimally processed foods and is considered realistic to follow long-term.

The main goals are to:

  • Emphasise whole and natural foods
  • Reduce highly processed foods, especially those high in added salt
  • Limit sodium intake, which is a key driver of high blood pressure

Foods to Emphasise

Typical DASH-style daily targets (for a 2,000-calorie diet) include:

  • 6–8 servings of whole grains
    • Examples: brown rice, quinoa, whole wheat bread, oats
  • 4–5 servings of fruits
    • Fresh, frozen, or canned in water/juice (not syrup)
  • 4–5 servings of vegetables
    • A variety of colours and types: leafy greens, cruciferous veggies, peppers, carrots, etc.
  • 2–3 servings of low-fat or fat-free dairy
    • Examples: yoghurt, milk, cottage cheese
  • Lean protein in moderation
    • Fewer than 6 servings per day of eggs, fish, or lean chicken
    • Serving sizes are typically smaller (for example, 1 egg or 1 ounce of cooked meat)

Healthy fats (like nuts, seeds, and olive oil) and legumes are also included in moderate amounts.

Foods to Limit or Avoid

The DASH diet does not completely ban foods, but it does encourage limiting:

  • Red meat
    • Not “never,” but ideally no more than once or twice per week
  • Processed meats
    • Examples: pepperoni, salami, bacon, sausage
  • High-fat meats
    • Fatty cuts of beef or pork, heavily marbled meats
  • Sugary and salty snacks
    • Chips, cookies, ice cream, candy, and other highly processed snacks with a lot of added sugar or salt

These can still be enjoyed in moderation, often 3–5 servings per week rather than daily.

The emphasis is on pattern, not perfection. Most of your meals should follow DASH principles, with room for occasional treats.

What About Alcohol?

Unlike the Mediterranean diet, which sometimes includes small amounts of red wine, the DASH diet generally does not recommend alcohol as part of a heart-healthy plan.

For many people, the potential risks of alcohol outweigh any small potential benefits. Excessive alcohol intake is linked to:

  • High blood pressure
  • Heart disease
  • Weight gain

When patients start the DASH diet under medical guidance, they are often advised to limit or avoid alcohol, especially if they already have hypertension or heart concerns.

Is the DASH Diet Right for You?

Whether you would benefit from the DASH diet depends on your:

  • Blood pressure and lab values
  • Sodium sensitivity
  • Overall health history
  • Weight loss and health goals

Limiting salt to a very low level is not necessary for everyone. Some studies suggest:

  • People with normal blood pressure and normal sodium handling may not see dramatic changes from aggressive salt restriction.
  • Some individuals are more salt-sensitive, meaning even small increases in sodium can raise their blood pressure.

These differences are why it is so valuable to talk with a doctor before starting a new diet for health or weight loss.

A provider can:

  • Review your health history and current labs
  • Assess your blood pressure and cardiovascular risk
  • Help determine how strict you need to be with sodium and which foods to focus on

While cutting back on saturated fats and processed sugars is generally helpful for everyone, the degree of restriction that is safe and sustainable will depend on your unique situation.

How Valley Medical Weight Loss Can Help

There is no one-size-fits-all diet. Even with a highly ranked plan like DASH, you deserve a strategy tailored to your body and your life.

At Valley Medical Weight Loss and Med Spa, our doctors:

  • Review your health history, medications, and lab work
  • Talk through your goals, preferences, and lifestyle
  • Decide whether a DASH-style approach, Mediterranean-style eating, low-carb, higher-protein, or another plan is the best fit

We then integrate dietary changes with:

  • Medical weight loss programs
  • GLP-1 medications when appropriate
  • Personalised meal planning and support
  • Ongoing accountability and progress tracking

When you want to lose weight and improve your health, there is no cookie-cutter method. You deserve a plan that is safe, sustainable, and personalised.

Visit us at one of our Valley Medical Weight Loss and Med Spa locations to start your personalised weight loss journey and find out whether the DASH diet, or a DASH-inspired plan, is right for you.

About Valley Medical Weight Loss and Med Spa

Valley Medical Weight Loss and Med Spa has been serving the Phoenix area for over 15 years with comprehensive, physician-supervised weight loss and aesthetic services.

Our experienced providers understand that the best diet is the one you can follow long term. We combine:

  • Evidence-based nutrition strategies like DASH and Mediterranean-style eating
  • Medical-grade testing and monitoring
  • Weight loss medications, including GLP-1s when appropriate
  • Personalised coaching and support

to help you improve your health markers, manage your weight, and feel more confident in your daily life.

Important Information

General Disclaimer:
The information in this article is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified healthcare provider before starting a new diet or making significant changes to your eating pattern, especially if you have existing health conditions.

Weight Loss and Health Results:
Weight loss and health outcomes vary based on diet, exercise, metabolism, medication use, and overall lifestyle. Valley Medical Weight Loss does not guarantee specific results. Any examples or typical results are not guaranteed for all patients.

Why the DASH Diet Is One of the Best Diets

By Dr. Samuel Zuniga, ND
Valley Medical Weight Loss | Chandler, Arizona

The DASH diet is considered one of the healthiest and most sustainable eating patterns available. While it was originally designed for individuals with hypertension (high blood pressure), it can help almost anyone improve their health and support weight loss.

Year after year, the DASH diet is ranked alongside the Mediterranean diet as one of the best diets for overall health and is consistently ranked #1 for heart-healthy diets.

DASH stands for Dietary Approaches to Stop Hypertension.

Around 108 million Americans live with hypertension, and only about 24 per cent have it under control. Many people either do not know they have high blood pressure or find it difficult to manage.

Medication is a common treatment, but some people are wary of side effects or want to explore lifestyle-based options. The DASH diet was developed as a way to treat or help prevent hypertension through diet, either alongside or, in some cases, as an alternative to medication under medical supervision.

Real-Life Benefits of the DASH Diet

The DASH diet is best known for reducing the risk of developing high blood pressure and helping lower blood pressure in those who already have it.

A Quick Refresher on Blood Pressure

Blood pressure is the force your circulating blood exerts on your artery walls. It is expressed as two numbers:

  • Systolic (top number): the pressure when your heart contracts
  • Diastolic (bottom number): the pressure when your heart relaxes between beats

A healthy blood pressure is generally considered at or below 120/80 mm Hg.

When blood pressure is too high for too long, it increases the risk of:

  • Heart attack
  • Stroke
  • Kidney disease

What Causes High Blood Pressure?

Causes can vary and often include a mix of lifestyle and medical factors.

Lifestyle factors:

  • Lack of exercise
  • High-sodium diet
  • Smoking
  • Heavy alcohol use
  • Chronic stress
  • Excess weight or obesity

Medical and genetic factors:

  • Adrenal or thyroid disorders
  • Chronic kidney disease
  • Family history and genetics

In a series of studies, the DASH diet proved to be one of the most effective dietary approaches for lowering blood pressure, even in people who already had hypertension.

Benefits Beyond Blood Pressure

Researchers have also found that the DASH diet may:

  • Help with weight loss when combined with a calorie deficit
  • Lower the risk of certain cancers
  • Reduce the risk of developing diabetes and improve insulin resistance
  • Improve heart health and lower the risk of heart disease and related conditions

So the DASH diet is not only for people trying to prevent or manage high blood pressure. It is a sustainable, heart-healthy way of eating that can benefit anyone who wants to:

  • Improve overall health
  • Support long-term weight management
  • Build a more balanced relationship with food

Weekly Mindset & Weight Loss Tips

Subscribe for expert insights on building confidence, overcoming mental barriers, and achieving lasting weight loss success. Join patients who are transforming both body and mind.Join our newsletter for expert insights on treating melasma, hyperpigmentation, and other skin concerns. Our medical aesthetic team shares practical advice to help you achieve clear, radiant skin.

What to Eat on the DASH Diet

One of the biggest advantages of the DASH diet is that it is not extremely restrictive. It focuses on whole, minimally processed foods and is considered realistic to follow long-term.

The main goals are to:

  • Emphasise whole and natural foods
  • Reduce highly processed foods, especially those high in added salt
  • Limit sodium intake, which is a key driver of high blood pressure

Foods to Emphasise

Typical DASH-style daily targets (for a 2,000-calorie diet) include:

  • 6–8 servings of whole grains
    • Examples: brown rice, quinoa, whole wheat bread, oats
  • 4–5 servings of fruits
    • Fresh, frozen, or canned in water/juice (not syrup)
  • 4–5 servings of vegetables
    • A variety of colours and types: leafy greens, cruciferous veggies, peppers, carrots, etc.
  • 2–3 servings of low-fat or fat-free dairy
    • Examples: yoghurt, milk, cottage cheese
  • Lean protein in moderation
    • Fewer than 6 servings per day of eggs, fish, or lean chicken
    • Serving sizes are typically smaller (for example, 1 egg or 1 ounce of cooked meat)

Healthy fats (like nuts, seeds, and olive oil) and legumes are also included in moderate amounts.

Foods to Limit or Avoid

The DASH diet does not completely ban foods, but it does encourage limiting:

  • Red meat
    • Not “never,” but ideally no more than once or twice per week
  • Processed meats
    • Examples: pepperoni, salami, bacon, sausage
  • High-fat meats
    • Fatty cuts of beef or pork, heavily marbled meats
  • Sugary and salty snacks
    • Chips, cookies, ice cream, candy, and other highly processed snacks with a lot of added sugar or salt

These can still be enjoyed in moderation, often 3–5 servings per week rather than daily.

The emphasis is on pattern, not perfection. Most of your meals should follow DASH principles, with room for occasional treats.

What About Alcohol?

Unlike the Mediterranean diet, which sometimes includes small amounts of red wine, the DASH diet generally does not recommend alcohol as part of a heart-healthy plan.

For many people, the potential risks of alcohol outweigh any small potential benefits. Excessive alcohol intake is linked to:

  • High blood pressure
  • Heart disease
  • Weight gain

When patients start the DASH diet under medical guidance, they are often advised to limit or avoid alcohol, especially if they already have hypertension or heart concerns.

Is the DASH Diet Right for You?

Whether you would benefit from the DASH diet depends on your:

  • Blood pressure and lab values
  • Sodium sensitivity
  • Overall health history
  • Weight loss and health goals

Limiting salt to a very low level is not necessary for everyone. Some studies suggest:

  • People with normal blood pressure and normal sodium handling may not see dramatic changes from aggressive salt restriction.
  • Some individuals are more salt-sensitive, meaning even small increases in sodium can raise their blood pressure.

These differences are why it is so valuable to talk with a doctor before starting a new diet for health or weight loss.

A provider can:

  • Review your health history and current labs
  • Assess your blood pressure and cardiovascular risk
  • Help determine how strict you need to be with sodium and which foods to focus on

While cutting back on saturated fats and processed sugars is generally helpful for everyone, the degree of restriction that is safe and sustainable will depend on your unique situation.

How Valley Medical Weight Loss Can Help

There is no one-size-fits-all diet. Even with a highly ranked plan like DASH, you deserve a strategy tailored to your body and your life.

At Valley Medical Weight Loss and Med Spa, our doctors:

  • Review your health history, medications, and lab work
  • Talk through your goals, preferences, and lifestyle
  • Decide whether a DASH-style approach, Mediterranean-style eating, low-carb, higher-protein, or another plan is the best fit

We then integrate dietary changes with:

  • Medical weight loss programs
  • GLP-1 medications when appropriate
  • Personalised meal planning and support
  • Ongoing accountability and progress tracking

When you want to lose weight and improve your health, there is no cookie-cutter method. You deserve a plan that is safe, sustainable, and personalised.

Visit us at one of our Valley Medical Weight Loss and Med Spa locations to start your personalised weight loss journey and find out whether the DASH diet, or a DASH-inspired plan, is right for you.

About Valley Medical Weight Loss and Med Spa

Valley Medical Weight Loss and Med Spa has been serving the Phoenix area for over 15 years with comprehensive, physician-supervised weight loss and aesthetic services.

Our experienced providers understand that the best diet is the one you can follow long term. We combine:

  • Evidence-based nutrition strategies like DASH and Mediterranean-style eating
  • Medical-grade testing and monitoring
  • Weight loss medications, including GLP-1s when appropriate
  • Personalised coaching and support

to help you improve your health markers, manage your weight, and feel more confident in your daily life.

Important Information

General Disclaimer:
The information in this article is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified healthcare provider before starting a new diet or making significant changes to your eating pattern, especially if you have existing health conditions.

Weight Loss and Health Results:
Weight loss and health outcomes vary based on diet, exercise, metabolism, medication use, and overall lifestyle. Valley Medical Weight Loss does not guarantee specific results. Any examples or typical results are not guaranteed for all patients.

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