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. 2022 Sep;14(9):3575–3597. doi: 10.21037/jtd-22-410

Table 5. General types of foods recommend or to avoid.

Food types Examples
Healthy carbohydrates: deliver vitamins, minerals, fiber, phytochemicals. Try to pair with a protein when able Starchy vegetables: sweet potato, potatoes, winter squash, corn, green peas
Whole fruits: berries, banana, apple, pear, stone fruit, citrus fruit, tropical fruit
Pulses: lentils, beans, mung beans
Whole grains: oats, quinoa, brown rice, black rice, bulgur, barley, whole grain breads/products
Other: popcorn, whole grain 3 grams fiber breakfast cereal, sourdough bread
Starchy vegetables: sweet potato, potatoes, winter squash, corn, green peas
Whole fruits: berries, banana, apple, pear, stone fruit, citrus fruit, tropical fruit
Pulses: lentils, beans, mung beans
Whole grains: oats, quinoa, brown rice, black rice, bulgur, barley, whole grain breads/products
Other: popcorn, whole grain breakfast cereal, sourdough bread
Less healthy carbohydrates to avoid or limit: delivers starches, additives, fillers, preservatives, little to no nutrition value Sugary drinks: fruit juice, cola, vitamin water, sweetened teas
Refined flour: pastries, muffins, bagels, rolls, tortillas, white bread, white pasta, white rice, cookies, and cakes. Products made with whole grain flours are better choices
Many gluten-free products are laden with gluten free starches like rice and tapioca flours that are devoid of nutrition
Sweets: limit candies and chocolates
Junk: French fries, potato chips, highly processed packaged foods
‘Health’ or diet products: sugar sweetened yogurts, nutrition bars
Healthy fats: eat fat to get healthy calories and help absorb nutrients Olive oil, grapeseed, or avocado oil to cook with, cold-pressed preferred
Use an avocado as a spread, dip, or base for a creamy dressing
Fatty fish like arctic char, sardines, herring, mackerel, anchovies
Nuts and seeds like almonds, pistachios, pecans, macadamia, pine nuts, walnuts, cashews, pumpkin seeds, flax, and chia
Eggs, 3–4 per week if cholesterol sensitive
Butter from grass fed cows if able, coconut oil in moderation
Probiotic foods: Fermented foods promote healthy microbiome, healthy immunity, controlled by the food we eat Pickled vegetables, sauerkraut, kimchi
Yogurt, coconut yogurt, kefir, buttermilk
Miso, tempeh, natto, kombucha
Supplements: if choosing over the counter probiotics, look for one with multiple strains of bacteria with a dose in the billions. Time around antibiotics by ±3 hours. Always discuss and disclose with physician
Prebiotic foods: essentially, high fiber foods feed the bacteria that create a healthy microbiome Leafy greens like dandelion greens, kale, collards, chard, arugula, spinach, mustard greens
Asparagus, jicama, Jerusalem artichokes, fennel, bok choy, watercress, lettuces
Garlic, onions, leek, scallions, shallots
Bananas, plantains, apples, pears
Fresh herbs like parsley, dill, mint
Healthy proteins to meet increased needs with acute or chronic infection Chicken, fish, meat (>3 oz serving size), eggs, dairy foods like cottage cheese, Greek yogurt, and legumes/pulses and nuts/seeds