Best Powder Prebiotic Supplements in 2026

PROMOTES DIGESTIVE HEALTH: Featuring probiotic FOS, Swanson's Dr. Stephen Langer formula is specially formulated with diverse strains to promote digestion, gut health, and immune support using ingredients you can trust.

POWERFUL FORMULA: Our natural digestive supplement features 16 strains of probiotics — almost 4x the strains of other popular formulations — with 3.5 billion CFUs per capsule, supporting comprehensive probiotic nourishment.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take one veggie capsule per day with water or juice.

PROMOTES DIGESTIVE HEALTH: Designed to release in the lower GI tract for optimal benefit, Swanson's L. Reuteri Probiotic Plus supplement offers probiotic support to aid digestive function and promote gut health with ingredients you can trust.

POWERFUL FORMULA: Our natural digestive supplement features 7 billion CFUs of probiotics (5 billion CFUs of L. Reuteri, 1 billion CFUs of L. rhamnosus, and 1 billion CFUs of L. acidophilus) for full spectrum support.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take one veggie capsule per day with water.

PROMOTES DIGESTIVE HEALTH: Designed to release in the lower GI tract for optimal benefit, Swanson's L. Reuteri Probiotic Plus supplement offers probiotic support to aid digestive function and promote gut health with ingredients you can trust.

POWERFUL FORMULA: Our natural digestive supplement features 7 billion CFUs of probiotics (5 billion CFUs of L. Reuteri, 1 billion CFUs of L. rhamnosus, and 1 billion CFUs of L. acidophilus) for full spectrum support.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take one veggie capsule per day with water.

DIGESTIVE HEALTH BENEFITS - Probiotics are gut-friendly bacteria that assist your body's natural digestion and nutrient absorption. Probiotic supplements help promote a healthy GI tract by maintaining a healthy balance of friendly bacteria, which assist digestion by helping turn food into energy. To optimize the action of probiotics, Swanson Ultimate Probiotic Formula also comes packed with 100 mg of prebiotics to nourish the friendly gut bacteria and help them thrive.

TOTAL IMMUNE SUPPORT - Did you know about 70% of your immune system function takes place inside your digestive tract? That's why maintaining a healthy balance of friendly gut bacteria is important to building a strong immune response. Probiotic supplements help maintain that balance, nourishing your microbiome to not only support healthy digestion but also to protect your immune system function. Swanson Ultimate Probiotic Formula delivers important probiotics to promote your immune health.

PREBIOTICS INCLUDED - Swanson Ultimate Probiotic Formula is aptly named because we've included an extra boost of support with 100 mg of prebiotic NutraFlora short chain FOS (scFOC, fructooligosaccharides). Prebiotics are food for the probiotics to help them survive and multiply in your body, giving this formula an added advantage over standard probiotic supplements. Take every advantage possible to promote healthy digestion, optimal nutrient absorption and a resilient immune system.

DIGESTIVE HEALTH BENEFITS - Probiotics are gut-friendly bacteria that assist your body's natural digestion and nutrient absorption. Probiotic supplements help promote a healthy GI tract by maintaining a healthy balance of friendly bacteria, which assist digestion by helping turn food into energy. To optimize the action of probiotics, Swanson Ultimate Probiotic Formula also comes packed with 100 mg of prebiotics to nourish the friendly gut bacteria and help them thrive.

TOTAL IMMUNE SUPPORT - Did you know about 70% of your immune system function takes place inside your digestive tract? That's why maintaining a healthy balance of friendly gut bacteria is important to building a strong immune response. Probiotic supplements help maintain that balance, nourishing your microbiome to not only support healthy digestion but also to protect your immune system function. Swanson Ultimate Probiotic Formula delivers important probiotics to promote your immune health.

PREBIOTICS INCLUDED - Swanson Ultimate Probiotic Formula is aptly named because we've included an extra boost of support with 100 mg of prebiotic NutraFlora short chain FOS (scFOC, fructooligosaccharides). Prebiotics are food for the probiotics to help them survive and multiply in your body, giving this formula an added advantage over standard probiotic supplements. Take every advantage possible to promote healthy digestion, optimal nutrient absorption and a resilient immune system.

Comprehensive formula for digestive and immune support

Broad spectrum formula with 30 billion CFU and 25 strains. Features prebiotic FOS.

Helps to maintain overall wellness

DIGESTIVE HEALTH BENEFITS - Probiotics are gut-friendly bacteria that assist your body's natural digestion and immune health by supporting a healthy gut microbiome. Swanson Epic Pro 25-Strain Probiotic features 30 billion CFUs (colony forming units) of probiotic organisms from 25 different strains, delivering digestive health support. And to ensure these friendly bacteria get where they need to go safely, we deliver them in DRcaps designed to withstand the harsh environment of the stomach.

TOTAL IMMUNE SUPPORT - Did you know about 70% of your immune system function takes place inside your digestive tract? That's why maintaining a healthy balance of friendly gut bacteria is important to building a strong immune response. Probiotic supplements help maintain that balance, nourishing your microbiome to support digestive health and a healthy immune system. Swanson Epic Pro 25-Strain Probiotic formula delivers important probiotics and prebiotics to promote your immune health.

PREBIOTICS INCLUDED - Swanson Epic Pro 25-Strain Probiotic formula is our most comprehensive, broad-spectrum probiotic supplement ever. It delivers 30 billion CFUs of probiotic organisms from 25 select strains, including the famous Kyo-Dophilus blend, 7 species of bifidobacterium and the probiotic yeast Saccharomyces boulardii with prebiotic Nutraflora FOS (fluorodisaccharides). It's the perfect probiotic blend to reinforce your microbial allies and defend your good health.

DIGESTIVE HEALTH BENEFITS - Probiotics are gut-friendly bacteria that assist your body's natural digestion and immune health by supporting a healthy gut microbiome. Swanson Epic Pro 25-Strain Probiotic features 30 billion CFUs (colony forming units) of probiotic organisms from 25 different strains, delivering digestive health support. And to ensure these friendly bacteria get where they need to go safely, we deliver them in DRcaps designed to withstand the harsh environment of the stomach.

TOTAL IMMUNE SUPPORT - Did you know about 70% of your immune system function takes place inside your digestive tract? That's why maintaining a healthy balance of friendly gut bacteria is important to building a strong immune response. Probiotic supplements help maintain that balance, nourishing your microbiome to support digestive health and a healthy immune system. Swanson Epic Pro 25-Strain Probiotic formula delivers important probiotics and prebiotics to promote your immune health.

PREBIOTICS INCLUDED - Swanson Epic Pro 25-Strain Probiotic formula is our most comprehensive, broad-spectrum probiotic supplement ever. It delivers 30 billion CFUs of probiotic organisms from 25 select strains, including the famous Kyo-Dophilus blend, 7 species of bifidobacterium and the probiotic yeast Saccharomyces boulardii with prebiotic Nutraflora FOS (fluorodisaccharides). It's the perfect probiotic blend to reinforce your microbial allies and defend your good health.

NATURAL DIGESTIVE SUPPORT: Studies have shown that just one gram per day of NutraFlora may help to increase friendly flora by 500% in just four weeks! Each of Swanson's easy to swallow capsules delivers 750mg short-chain FOS for digestive wellness.

PROMOTES OVERALL GUT HEALTH: Prebiotic fiber helps to stimulate the growth of microflora in the digestive system, promoting optimal digestion and absorption for overall health and immune support.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take two veggie capsules one to two times per day, preferably with a probiotic.

DIGESTIVE HEALTH SUPPORT:Featuring Fructo-oligosaccharide (FOS) from Chicory Root, Swanson's Inulin is a soluble fiber functions as a prebiotic to promote digestive health and gut performance using natural ingrdients you can trust.

POWERFULLY PURE:Our prebiotic powder delivers inulin in each easy-to-open container. Our specialized formula is created for safe and effective wellness support.

DOSAGE INSTRUCTIONS:Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, mix one scoop in with your favorite food or beverage.

DIGESTIVE HEALTH SUPPORT: Featuring Fructo-oligosaccharide (FOS) from Chicory Root, Swanson's Inulin is a soluble fiber functions as a prebiotic to promote digestive health and gut performance using natural ingrdients you can trust.

POWERFULLY PURE: Our prebiotic powder delivers inulin in each easy-to-open container. Our specialized formula is created for safe and effective wellness support.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, mix one scoop in with your favorite food or beverage.

DIGESTIVE HEALTH BENEFITS - Probiotics are gut-friendly bacteria that assist your body's natural digestive and immune health processes. Probiotic supplements help promote a healthy GI tract by maintaining a healthy balance of friendly bacteria, which helps promote optimal functioning of your digestive tract. Swanson Probiotic for Digestive Health delivers 20 billion CFUs (colony forming units) and 16 key probiotic strains chosen to support digestive health and the immune system.

IMMUNE SYSTEM SUPPORT - Swanson Probiotic for Digestive Health features 9 strains of Lactobacillus, including L. acidophilus, one of the most extensively researched strains when it comes to digestive health, and L. rhamnosus, which provides invaluable GI tract support for travelers. Did you know about 70% of your immune system function takes place inside your digestive tract? That's why maintaining a healthy balance of friendly gut bacteria is important to building a strong immune response.

PREBIOTICS INCLUDED - Prebiotics are food for probiotics, which help them survive and multiply in your body, giving this formula an added advantage over standard probiotic supplements. Swanson Probiotic for Digestive Health includes prebiotic NutraFlora FOS (fructooligosaccharides) to help feed the good bacteria in your gut. This product supports digestive health, nutrient absorption and immune system health.

DIGESTIVE HEALTH BENEFITS - A great percentage of overall health and wellness depends on healthy digestion and proper nutrient absorption. Swanson Ultra Potency Probiotic delivers billions of probiotic bacteria, along with nourishing prebiotics to support those friendly gut bacteria and the critical work they do inside your GI tract. This formula will help protect your digestive system, while also promoting immune health for overall wellness.

ULTRA POTENT SUPPORT - Swanson Ultra Potency Probiotic provides a complete probiotic profile with 66 billion CFUs (colony forming units) from 14 carefully selected strains, including some of the most heavily researched and scientifically-backed strains. This probiotic also features prebiotic NutraFlora scFOS (short chain fructooligosaccharides) to nourish probiotics and help them flourish inside your GI tract. This high-powered formula is the ultimate in supplemental probiotic support.

PROBIOTIC WITH PREBIOTICS - Swanson Ultra Potency Probiotic is a powerful probiotic formula to support digestive and immune system function. Along with the 66 billion CFUs per veggie cap of probiotics, this formula also includes prebiotic Nutraflora FOS to nourish those friendly gut bacteria, help them thrive, and get to where they need to in your GI tract. It's an ultra probiotic and prebiotic formula designed specifically to promote digestive health and overall gastrointestinal comfort.

Prebiotic fiber promotes healthy microflora in the digestive system

Nourishes probiotic organisms to help them flourish

Supports optimal digestion and absorption

DIGESTIVE HEALTH BENEFITS - A great percentage of overall health and wellness depends on healthy digestion and proper nutrient absorption. Swanson Ultra Potency Probiotic delivers billions of probiotic bacteria, along with nourishing prebiotics to support those friendly gut bacteria and the critical work they do inside your GI tract. This formula will help protect your digestive system, while also promoting immune health for overall wellness.

ULTRA POTENT SUPPORT - Swanson Ultra Potency Probiotic provides a complete probiotic profile with 66 billion CFUs (colony forming units) from 14 carefully selected strains, including some of the most heavily researched and scientifically-backed strains. This probiotic also features prebiotic NutraFlora scFOS (short chain fructooligosaccharides) to nourish probiotics and help them flourish inside your GI tract. This high-powered formula is the ultimate in supplemental probiotic support.

PROBIOTIC WITH PREBIOTICS - Swanson Ultra Potency Probiotic is a powerful probiotic formula to support digestive and immune system function. Along with the 66 billion CFUs per veggie cap of probiotics, this formula also includes prebiotic Nutraflora FOS to nourish those friendly gut bacteria, help them thrive, and get to where they need to in your GI tract. It's an ultra probiotic and prebiotic formula designed specifically to promote digestive health and overall gastrointestinal comfort.

DIGESTIVE HEALTH BENEFITS - Probiotics are gut-friendly bacteria that assist your body's natural digestive and immune health processes. Probiotic supplements help promote a healthy GI tract by maintaining a healthy balance of friendly bacteria, which helps promote optimal functioning of your digestive tract. Swanson Probiotic for Digestive Health delivers 20 billion CFUs (colony forming units) and 16 key probiotic strains chosen to support digestive health and the immune system.

IMMUNE SYSTEM SUPPORT - Swanson Probiotic for Digestive Health features 9 strains of Lactobacillus, including L. acidophilus, one of the most extensively researched strains when it comes to digestive health, and L. rhamnosus, which provides invaluable GI tract support for travelers. Did you know about 70% of your immune system function takes place inside your digestive tract? That's why maintaining a healthy balance of friendly gut bacteria is important to building a strong immune response.

PREBIOTICS INCLUDED - Prebiotics are food for probiotics, which help them survive and multiply in your body, giving this formula an added advantage over standard probiotic supplements. Swanson Probiotic for Digestive Health includes prebiotic NutraFlora FOS (fructooligosaccharides) to help feed the good bacteria in your gut. This product supports digestive health, nutrient absorption and immune system health.

DIGESTIVE HEALTH Support: Swanson's premium Probiotic + Prebiotic supplement delivers essential probiotic nutrients to support gastrointestinal balance and overall digestive health.

POWERFULLY PURE: Our digestive aid delivers 500 million CFU in an easy-to-swallow capsule you can take daily. Support your system with our specialized formula created for safe and effective wellness support.

DOSAGE INSTRUCTIONS: Our wellness supplements are daily solutions for an enhanced mind and body. Take 2 capsules per day with water. Consult your physician before using if you are pregnant, nursing, or taking other supplements.

DIGESTIVE HEALTH Support: Swanson's premium Probiotic + Prebiotic supplement delivers essential probiotic nutrients to support gastrointestinal balance and overall digestive health.

POWERFULLY PURE: Our digestive aid delivers 500 million CFU in an easy-to-swallow capsule you can take daily. Support your system with our specialized formula created for safe and effective wellness support.

DOSAGE INSTRUCTIONS: Our wellness supplements are daily solutions for an enhanced mind and body. Take 2 capsules per day with water. Consult your physician before using if you are pregnant, nursing, or taking other supplements.

DIGESTIVE HEALTH Support: Swanson's premium Probiotic + Prebiotic supplement delivers essential probiotic nutrients to support gastrointestinal balance and overall digestive health.

POWERFULLY PURE: Our digestive aid delivers 500 million CFU in an easy-to-swallow capsule you can take daily. Support your system with our specialized formula created for safe and effective wellness support.

DOSAGE INSTRUCTIONS: Our wellness supplements are daily solutions for an enhanced mind and body. Take 2 capsules per day with water. Consult your physician before using if you are pregnant, nursing, or taking other supplements.

PROMOTES DIGESTIVE HEALTH: Featuring probiotic FOS, Swanson's Dr. Stephen Langer formula is specially formulated with diverse strains to promote digestion, gut health, and immune support using ingredients you can trust.

POWERFUL FORMULA: Our natural digestive supplement features 16 strains of probiotics â almost 4x the strains of other popular formulations â with 3.5 billion CFUs per capsule, supporting comprehensive probiotic nourishment.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take one veggie capsule per day with water or juice.

PROMOTES DIGESTIVE HEALTH: Featuring probiotic FOS, Swanson's Dr. Stephen Langer formula is specially formulated with diverse strains to promote digestion, gut health, and immune support using ingredients you can trust.

POWERFUL FORMULA: Our natural digestive supplement features 16 strains of probiotics — almost 4x the strains of other popular formulations — with 3.5 billion CFUs per capsule, supporting comprehensive probiotic nourishment.

DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solutions for an enhanced mind, body, and home using only the purest ingredients. For best results, take one veggie capsule per day with water or juice.