Gut Health Foods: Top Choices for Better Digestion

Health and Wellness Nutrition

Sep 26, 2026 · 5 min read

Gut Health Foods: Top Choices for Better Digestion

Raw garlic, onions, and lentils are a few non-fermented foods that boost gut health, contrary to popular belief. Gut health foods provide a variety of benefits, from probiotics to nutrients that feed good gut bacteria.

What's notable about gut health foods is that some of the best are not fermented. Raw garlic and onions and lentils deliver prebiotic support — feeding the good bacteria already in the gut. This spreads the beneficial impact of food beyond the fermented. Most people know bone broth for healing. But it also provides glycine and collagen. And some foods, like plain kefir, have more probiotic strains than any other fermented food.

Gut Health Powerfoods — some fermented, some not

At least seven foods can power gut health. And some have benefits beyond the probiotics. These foods provide a range of benefits, from probiotics and anti-inflammatories to nutrients that feed good gut bacteria. Kefir, sauerkraut, kimchi, and bone broth — these are the fermented foods mentioned. But lentils and raw garlic and onions are not fermented. However, the data does not clarify whether "plains kefir" is available in the US, what the claim behind "more probiotic strains" is in the caption versus the transcript, or if "raw" onions and garlic. The detailed exception of kimchi from sauerkraut targets anti-inflammatory compounds. The benefits for these superstars stretch beyond gut health. Sauerkraut includes vitamin C, live bacteria, and digestive enzymes. Kimchi is rich in probiotics and anti-inflammatory compounds. Bone broth supplies glycine and collagen for the gut lining. Lentils contain resistant starch, a valuable food for beneficial gut bacteria. Raw garlic and onions feed the beneficial bacteria with prebiotic inulin, which feeds lactobacillus.

Beyond probiotics: widening the gut health coalition

Gut health foods are not only about probiotics. These foods can go beyond gut health to target different parts of the body. Some foods are recommended for their nutritional functions but they are highlighted for their gut health functions. You can get vitamin C, live bacteria, and digestive enzymes from sauerkraut or probiotics and anti-inflammatory compounds from kimchi. Bonus: Foods like these can also help with inflammation, digestion, and vitamin intake. But Gut health foods are also a food matter. You get lactic acid from fermented foods. The garlic and onion have prebiotic inulin, which feeds lactobacillus.

The fights of gut health foods

The benefits of gut health foods point to three fights: against inflammation, digestive problems, and nutrient deficiency. Foods rich in probiotics and anti-inflammatory compounds can help reduce inflammation in the body. Foods such as kimchi, sauerkraut, and kefir can have these benefits. Some foods, like lentils and onions, have prebiotic inulin, which can help fight digestive problems. Foods rich in vitamin C, such as sauerkraut, can help fight nutrient deficiencies.

The second-fermented crew

The Role of Prebiotic Foods

For some foods, the role is feeds the bacteria. Lentils and onions and garlic function by having resistant starch and inulin that your good bacteria feed on. Prebiotic foods are foods that contain fiber that feeds the good bacteria in the gut. These foods can help promote the growth of beneficial bacteria in the gut, which can lead to improved gut health.

Prebiotic onions and garlic

Raw garlic and onions are prebiotic foods. They have inulin, which is a type of fiber that feeds lactobacillus, a beneficial bacteria in the gut. When it comes to garlic and onions — they are most nutritious when eaten raw. The cooking process may damage the beneficial enzymes in these foods. Raw garlic is particularly potent. It has antiviral and antifungal properties. Garlic also contains allicin, a compound that can help fight off infections. Studies show that garlic can even reduce the risk of heart disease and certain cancers.

Prebiotic lentils

Foods like lentils also have prebiotic inulin, which feeds the good bacteria. The resistant starch in lentils feeds the good bacteria in your gut, which can promote better gut health. Lentils are a great example of a food that provides multiple benefits. Dietary fiber in lentils helps reduce cholesterol and prevent colon cancer. Lentils also have protein, magnesium, potassium, and iron that can provide nutritional benefits. They are also low in calories, so they can be a good option for people trying to lose weight.

Your gut is gold

Your gut is important. The gut microbiome is responsible for digesting food and absorbing nutrients. But it also plays a role in immune function and mental health. Make sure to take care of it. The gut microbiome is unique to each person, and it can be influenced by various factors, including diet, stress, and medication use. Some foods can contribute to the health of the gut microbiome. But so can sleep and exercise impact your gut health.

Regular maintenance for your gut

Brushing your teeth every day and visiting the dentist at least twice a year. Read your gut health like your body's health as a whole. These foods can help improve gut health. But it's important to note that everyone's gut microbiome is unique, and what works for one person may not work for another. There is a range of benefits to consuming these foods, so you can pick and choose. But it is important to eat a variety of foods to promote a healthy gut microbiome. Foods that contain fiber can help promote the growth of beneficial bacteria in the gut. Foods that contain probiotics, like kefir, sauerkraut, and kimchi, can help introduce beneficial bacteria into the gut. Most of the gut health foods listed may be a part of your diet already.

Questions readers ask

What exactly are prebiotics and how do they differ from probiotics?

Prebiotics are non-digestible fiber compounds that feed the beneficial bacteria already in your gut. They are found in foods like raw garlic, onions, and lentils. Probiotics, on the other hand, are live bacteria and yeasts that are beneficial to the digestive system. While probiotics introduce good bacteria into your gut, prebiotics nourish the good bacteria that are already there. Both are important for gut health, but they work in different ways.

Can I eat cooked garlic and onions to get the same gut health benefits?

The article specifically mentions raw garlic and onions as sources of prebiotic inulin, which feeds beneficial gut bacteria. Cooking can degrade some of the beneficial compounds in these foods, so it's possible that you might not get the same gut health benefits from cooked garlic and onions. To maximize the prebiotic benefits, it's best to consume them raw or lightly cooked.

How does bone broth support gut health?

Bone broth provides glycine and collagen, which are beneficial for the gut lining. These compounds can help support the integrity of the gut barrier, potentially reducing inflammation and aiding in digestion. Additionally, bone broth contains minerals and other nutrients that can support overall health.

What makes kimchi different from sauerkraut in terms of gut health benefits?

While both kimchi and sauerkraut are fermented foods that contain probiotics, kimchi is specifically noted for its rich anti-inflammatory compounds. These compounds can help reduce inflammation in the body, which is beneficial for overall health and gut health. Additionally, kimchi is often made with a variety of vegetables and spices, which can provide a wider range of nutrients compared to sauerkraut.

Are there any potential downsides or considerations when incorporating these gut health foods into my diet?

While these foods offer numerous benefits, it's important to consider potential downsides. For example, some people may experience gas or bloating when they first start incorporating high-fiber or fermented foods into their diet. Additionally, some people may be sensitive or allergic to certain ingredients in these foods, such as garlic or onions. If you have any concerns, it's a good idea to consult with a healthcare professional before making significant dietary changes.

Is plain kefir widely available in the US, and what makes it so unique for gut health?

The article does not provide specific information on the availability of plain kefir in the US. However, kefir is generally available in many health food stores and some supermarkets. Kefir is unique for gut health because it contains a wide variety of probiotic strains. This diversity can help support a healthy gut microbiome, which is beneficial for overall health and digestion.

What is the difference between fermented and non-fermented gut health foods?

Fermented gut health foods, like kefir, sauerkraut, and kimchi, contain live bacteria that can directly contribute to the gut microbiome. Non-fermented gut health foods, like raw garlic, onions, and lentils, contain prebiotics that feed the beneficial bacteria already present in the gut. Both types of foods are important for gut health, but they work in different ways to support a healthy digestive system.

Comments

Be the first to comment.

Similar reads based on topic and creator.

Recent articles

Fresh deep dives from the latest Reels we unpacked.

View all