What to Eat or Avoid While Taking Prednisone

Prednisone is a powerful corticosteroid often prescribed for conditions like arthritis, asthma, lupus, or allergic reactions. While it can bring relief, prednisone also affects your metabolism, fluid balance, blood sugar, and bone health. Making smart food choices can reduce side effects and help you feel better throughout your treatment.

How Prednisone Affects Your Body

Prednisone works by suppressing inflammation and your immune system. Common side effects include:

• Increased appetite and weight gain
• Fluid retention and bloating
• Elevated blood sugar levels
• Loss of bone density over time
• Upset stomach or heartburn

Balancing calories, nutrients, and hydration is key. Below are practical guidelines—what to focus on and what to limit—along with advice on alcohol use.

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Foods to Include

1. Calcium- and Vitamin D-Rich Foods
   Prednisone can weaken bones. Aim for at least 1,000–1,200 mg of calcium daily, plus 600–800 IU of vitamin D (or as recommended by your doctor).

   • Low-fat dairy: yogurt, skim milk, cottage cheese
   • Leafy greens: kale, collards, bok choy
   • Fortified foods: orange juice, plant milks

2. Lean Protein
   Helps maintain muscle mass and supports healing.

   • Skinless poultry, lean cuts of beef or pork
   • Fish (especially fatty types like salmon for extra vitamin D)
   • Legumes: beans, lentils, peas
   • Low-fat dairy (also counts toward your calcium goal)

3. Potassium-Rich Choices
   Steroids can cause potassium loss, increasing risk of muscle cramps and high blood pressure.

   • Bananas, oranges, and cantaloupe
   • Tomatoes and tomato sauce
   • Potatoes (with skin), sweet potatoes
   • Spinach, broccoli

4. High-Fiber Whole Grains and Produce
   Fiber helps control blood sugar spikes and supports digestion.

   • Oats, brown rice, quinoa, barley
   • Whole-grain breads and cereals (look for “100% whole grain”)
   • Fresh vegetables and fruits (choose whole fruit over juice when possible)

5. Heart-Healthy Fats
   Support overall health without adding inflammation.

   • Olive oil or avocado oil for cooking
   • Nuts and seeds (almonds, walnuts, flaxseeds)
   • Fatty fish (mackerel, sardines)

6. Plenty of Water
   Staying hydrated helps minimize fluid retention and supports kidney function. Aim for 8–10 cups per day, adjusting for activity level and climate.

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Foods to Limit or Avoid

1. High-Sodium Items
   Prednisone can cause your body to hold onto salt and water, worsening bloating and raising blood pressure.

   • Packaged and processed foods (chips, canned soups, deli meats)
   • Restaurant and fast-food dishes
   • Bottled sauces and dressings

2. Added Sugars and Refined Carbs
   These can spike your blood sugar and contribute to weight gain.

   • Sugary drinks: soda, sweetened coffee or tea
   • Pastries, donuts, cookies, candy
   • White bread, white rice, and other refined grains

3. Saturated and Trans Fats
   May increase inflammation and negatively impact heart health.

   • Fatty cuts of red meat
   • Full-fat dairy products (cheese, cream, butter)
   • Packaged baked goods and fried foods

4. Excessive Caffeine
   Can worsen insomnia or anxiety, both of which prednisone may contribute to.

   • Limit coffee, energy drinks, and high-caffeine teas to 1–2 servings a day.

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Can I Drink Alcohol While Taking Prednisone 20 mg?

Many people wonder, “can i drink alcohol while taking prednisone 20 mg?” While a small amount of alcohol occasionally may not cause serious harm, combining alcohol and prednisone can:

• Increase risk of stomach irritation or ulcers, especially if you take prednisone on an empty stomach
• Worsen fluid retention and bloating
• Raise blood sugar unpredictably, which is critical if you have diabetes
• Potentially weaken your bones over time

Bottom line: It’s safest to avoid or strictly limit alcohol. If you choose to drink, keep it to one standard drink or less, and always discuss it with your healthcare provider.

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Helpful Supplements

Before starting any supplement, talk with your doctor. You may benefit from:

• Calcium (500–1,000 mg daily if you’re not getting enough from food)
• Vitamin D (800–2,000 IU daily, based on blood levels)
• Magnesium (may help with muscle cramps)

A balanced diet is ideal, but supplements can fill gaps and protect your bones.

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Lifestyle Tips

• Exercise regularly. Weight-bearing and resistance exercises strengthen bones and help control weight.
• Get enough sleep. Aim for 7–9 hours per night to support healing and mood balance.
• Manage stress. Prednisone can affect mood—try relaxation techniques like deep breathing, yoga, or gentle walks.

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Monitor Your Symptoms

Track weight changes, blood pressure, blood sugar (if diabetic), and any new symptoms. If you experience severe abdominal pain, black or bloody stools, sudden vision changes, or extreme mood swings, those may be signs of a serious side effect.

For a free, online symptom check, using the doctor approved Ubie Symptom Checker, click here.

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Final Thoughts

Eating right and staying active can help you ride out prednisone’s side effects more comfortably. You don’t have to overhaul your diet overnight—start with small swaps, like choosing water over soda, adding a leafy green salad, or trading white rice for brown.

Always review your plan with a healthcare professional. If you experience any symptoms that feel life threatening or serious, speak to a doctor right away.