Best Fiber Supplements for Keto Updated May 2025
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Best Fiber Supplements for Keto
2025 Buyer's GuideUpdated May 2025
Advertiser disclosure About our rankings
Sort by:
Best Overall

10.0

1

10.0

Atlantis Nutrition Sugar Free Fiber Gummies for Adults - 5G Fiber Supplement Formulated with 5.4G Prebiotic Digestive Blend - S...
Taste
Effectiveness
Fiber intake
Gut health
Ease of use
Sugar content
25% Coupon
Picked by 425 people this week!
25% Coupon
Picked by 425 people this week!
Picked by 425 people this week!
Best Overall

10.0

1
Atlantis Nutrition Sugar Free Fiber Gummies for Adults - 5G Fiber Supplement Formulated with 5.4G Prebiotic Digestive Blend - S...
Taste
Effectiveness
Fiber intake
Gut health
Ease of use
Sugar content
Picked by 425 people this week!
25% Coupon

9.9

2

9.9

GOBIOTIX Prebiotic Fiber Supplement Powder for Digestive Health, Soluble Fiber for Gut Health, Gluten & Sugar Free, Keto, Vegan...
Bloating control
Effectiveness
Taste
Fiber content
Mixability
Feel good
Save 36% + 20% Coupon
Save 36% + 20% Coupon

9.9

2
GOBIOTIX Prebiotic Fiber Supplement Powder for Digestive Health, Soluble Fiber for Gut Health, Gluten & Sugar Free, Keto, Vegan...
Bloating control
Effectiveness
Taste
Fiber content
Mixability
Feel good
Save 36% + 20% Coupon

9.7

3

9.7

YUM-V'S Prebiotic Fiber Zero Gummies, Keto Friendly Sugar Free Supplement, 4 g Fiber for Digestive Support, Natural Berry Flavo...
Taste
Effectiveness
Sugar content

9.7

3
YUM-V'S Prebiotic Fiber Zero Gummies, Keto Friendly Sugar Free Supplement, 4 g Fiber for Digestive Support, Natural Berry Flavo...
Taste
Effectiveness
Sugar content

9.6

4

9.6

Viva Naturals Organic Psyllium Husk Powder, 24 oz - Finely Ground, Unflavored Plant Based Superfood - Good Source of Fiber for ...
Effectiveness
Fiber content
Digestion

9.6

4
Viva Naturals Organic Psyllium Husk Powder, 24 oz - Finely Ground, Unflavored Plant Based Superfood - Good Source of Fiber for ...
Effectiveness
Fiber content
Digestion
Premium Pick
Popular

9.4

5

9.4

Metamucil 4 in 1 Daily Fiber Supplement Powder, Fiber Powder for Digestive Health and Regularity*, Sugar-Free, Orange, Naturall...
Effectiveness
Taste
Health
Value for money
Fiber content
Frequency
$0.99 Coupon
$0.99 Coupon
Premium Pick
Popular

9.4

5
Metamucil 4 in 1 Daily Fiber Supplement Powder, Fiber Powder for Digestive Health and Regularity*, Sugar-Free, Orange, Naturall...
Effectiveness
Taste
Health
Value for money
Fiber content
Frequency
$0.99 Coupon

9.3

6

9.3

Metamucil, Daily Psyllium Husk Powder Supplement, 3-in-1 Fiber for Digestive Health, Plant Based Fiber, 300ct Capsules
Functionality
Value for money
Digestive health
Fiber content
Ease of use
Ease of swallow
Save 9%
Save 9%

9.3

6
Metamucil, Daily Psyllium Husk Powder Supplement, 3-in-1 Fiber for Digestive Health, Plant Based Fiber, 300ct Capsules
Functionality
Value for money
Digestive health
Fiber content
Ease of use
Ease of swallow
Save 9%
Best Value

9.2

7

9.2

It's Just! - Psyllium Husk Powder, Easy Mixing Dietary Fiber, Cleanse Your Digestive System, Finely Ground Powder, Ideal for Ke...
Digestion
Value for money
Save 33%
Save 33%
Best Value

9.2

7
It's Just! - Psyllium Husk Powder, Easy Mixing Dietary Fiber, Cleanse Your Digestive System, Finely Ground Powder, Ideal for Ke...
Digestion
Value for money
Save 33%

9.1

8

9.1

Metamucil Fiber Gummies for Adults, No Sugar Added Orange Flavor, 5g Prebiotic Plant Based Fiber Supplement Blend, 120 Count
Taste
Effectiveness
Digestion
Fiber content
Ease of use
Value for money

9.1

8
Metamucil Fiber Gummies for Adults, No Sugar Added Orange Flavor, 5g Prebiotic Plant Based Fiber Supplement Blend, 120 Count
Taste
Effectiveness
Digestion
Fiber content
Ease of use
Value for money

9.0

9

9.0

Benefiber Daily Prebiotic Fiber Supplement Powder for Digestive Health, Unflavored - 125 Servings (17.6 Ounces)
Taste
Works well
Digestive health
Fiber content
Dissolves easily
Value for money
20% Coupon
20% Coupon

9.0

9
Benefiber Daily Prebiotic Fiber Supplement Powder for Digestive Health, Unflavored - 125 Servings (17.6 Ounces)
Taste
Works well
Digestive health
Fiber content
Dissolves easily
Value for money
20% Coupon

8.9

10

8.9

NOW Foods Supplements, Psyllium Husk Caps 500 mg, Non-GMO Project Verified, Natural Soluble Fiber, Intestinal Health*, 200 Veg ...
Effectiveness
Gut health
Value for money
Fiber content
Ease of swallowing
Recurring use

8.9

10
NOW Foods Supplements, Psyllium Husk Caps 500 mg, Non-GMO Project Verified, Natural Soluble Fiber, Intestinal Health*, 200 Veg ...
Effectiveness
Gut health
Value for money
Fiber content
Ease of swallowing
Recurring use

Our Top Choice

Best Overall

10.0

1

10.0

Atlantis Nutrition Sugar Free Fiber Gummies for Adults - 5G Fiber Supplement Formulated with 5.4G Prebiotic Digestive Blend - S...
Taste
Effectiveness
Fiber intake
Gut health
Ease of use
Sugar content
25% Coupon
Picked by 425 people this week!
25% Coupon
Picked by 425 people this week!
Picked by 425 people this week!
Best Overall

10.0

1
Atlantis Nutrition Sugar Free Fiber Gummies for Adults - 5G Fiber Supplement Formulated with 5.4G Prebiotic Digestive Blend - S...
Taste
Effectiveness
Fiber intake
Gut health
Ease of use
Sugar content
Picked by 425 people this week!
25% Coupon
Related Categories
FiberFiber Supplement for WomenFiber Pill for MenFiber Gummy for AdultsDietary Fiber Nutritional SupplementMetamucil
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Related Categories
FiberFiber Supplement for WomenFiber Pill for MenFiber Gummy for AdultsDietary Fiber Nutritional SupplementMetamucil
Related Categories
FiberFiber Supplement for WomenFiber Pill for MenFiber Gummy for AdultsDietary Fiber Nutritional SupplementMetamucil