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Helps dissolve hard particles made of protein that cause unwanted side effects from toxins, scar tissue, blood clots and cysts*.

Serrapeptase is a proteolytic enzyme that comes from the Serratia bacteria species strain E15. High potency serrapeptase promotes and maintains healthy sinus and airway function and healthy immune response*.


Contains milk and soy. Source naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health. Suitable for vegetarians. Our facility is located in Scotts Valley California.

Uses serrateric, a coating that protects the enzyme from stomach acids until it reaches the intestines and therefore optimizes absorption. High potency serrapeptase promotes and maintains healthy sinus and airway function and healthy immune response.


Best serrapeptase enzyme supplement - Serrapeptase is a powerful proteolytic enzyme derived from the bacteria found in the intestine of silkworms. High potency - serrapeptase serratio-peptidase is a protein-digesting enzyme isolated from the friendly bacterium Serratia E-15 discovered in the Japanese silkworm and has been used as a nutritional supplement in Europe and Asia for over three decades.
Support healthy sinuses & immune system – helps support healthy respiratory and sinus function. Helps support muscle joint and overall tissue health. During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.

This allows the Serrapeptase systemic enzyme to survive the digestive process and increase absorption. Instead, we use safe patented Delayed Release technology DRcaps. We offer a 100% money back guarantee if you aren’t completely satisfied.
3x functional activity level of the standard serrapeptase enzyme supplements. High potency: 120, 000 serratiopeptidase Units SPU per capsule. Our all-natural supplements are made from pure ingredients of uncompromising quality. We hope they will profoundly improve your health as they did for our families.

Serra-125k is an excellent choice for anti-inflammation and Toxin Removal, Normal Scar Tissue, Normal Blood Clotting, Healthy Cardiovascular Health, Promote healthy sinus activity Potent fibrinolytic activity.
Serrapeptase is one of the world's finest enzymes that supports normal mucus levels. Iserra is rated at 125, 000 spu per capsule maximum potency, compare to other Serrapeptase that requires multiple capsules to deliver125, 000 SPU. Serra-125kis up to 6 times more potent than other serrapeptase brand.
1. Doctor's Best
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Supports Healthy Sinuses, Doctor's Best High Potency Serrapeptase, Non-GMO, 120,000 SPU, Gluten Free, Vegan, 90 Count
#adDoctor's Best #ad - High potency serrapeptase promotes and maintains healthy sinus and airway function and healthy immune response*. Uses serrateric, a coating that protects the enzyme from stomach acids until it reaches the intestines and therefore optimizes absorption.Helps dissolve hard particles made of protein that cause unwanted side effects from toxins, scar tissue, blood clots and cysts*.
More information #ad
During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided. Serrapeptase is a proteolytic enzyme that comes from the Serratia bacteria species strain E15.Brand | Doctor's Best #ad |
Manufacturer | Doctor's Best #ad |
Height | 3.75 Inches |
Length | 2.2 Inches |
Weight | 0.18 Pounds |
Width | 2.2 Inches |
Part Number | DRB-00231 |
Model | DRB-00231 |
More information #ad
2. Doctor's Best
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Non-GMO, 270 Veggie Caps, Supports Healthy Sinuses, Gluten Free, 120, Vegan, Doctor's Best High Potency Serrapeptase, 000 SPU
#adDoctor's Best #ad - Uses serrateric, a coating that protects the enzyme from stomach acids until it reaches the intestines and therefore optimizes absorption.Serrapeptase is a proteolytic enzyme that comes from the Serratia bacteria species strain E15. High potency serrapeptase promotes and maintains healthy sinus and airway function and healthy immune response*.
More information #ad
During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided. Helps dissolve hard particles made of protein that cause unwanted side effects from toxins, scar tissue, blood clots and cysts*.Brand | Doctor's Best #ad |
Manufacturer | Doctor's Best #ad |
Height | 5.19 Inches |
Length | 3.13 Inches |
Weight | 0.47 Pounds |
Width | 3.13 Inches |
Part Number | DRB-00307 |
Model | DRB-00307 |
More information #ad
3. Carlyle
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Serrapeptase 120000 SPU | 120 Capsules | Supports Sinus Health | Gluten Free Enzyme Supplement | by Carlyle
#adCarlyle #ad - High potency supplement encourages healthy joints, sinuses, and nasal airway comfort*. Helps promote sinus health during seasonal changes*. Excellent abilities to help benefit overall digestive, joint, and circulatory health*.More information #ad
A superior fibrinolytic systemic enzyme that provides overall health-supporting properties*. Gluten free, no Artificial flavors, sweeteners, or preservatives.Brand | Carlyle #ad |
Manufacturer | Carlyle #ad |
Height | 4.5 Inches |
Length | 2.3 Inches |
Width | 2.3 Inches |
Part Number | CL39142 |
More information #ad
4. Source Naturals
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Source Naturals Serrapeptase, 120 VEGETARIAN Capsules, Delayed Release Enzyme
#adSource Naturals #ad - Serrapeptase is provided as a delayed release vegetarian capsule, designed to provide the most benefit. Contains no sugar, starch, salt, or artificial color, flavor or fragrance.Contains milk and soy. Source naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health. Suitable for vegetarians. Our facility is located in Scotts Valley California.
More information #ad
Decades of trust. Please note allergens. Manufactured in the usa. Delayed release enzyme. It may support a healthy inflammation response. 1 to 2 capsules twice daily as needed on an empty stomach with at least 8 ounces of water. Suggested use. Contains no yeast, preservatives, egg, gluten or wheat.Brand | Source Naturals #ad |
Manufacturer | Source Naturals #ad |
Height | 1.6 Inches |
Length | 1.3 Inches |
Weight | 0.1 Pounds |
Width | 1.3 Inches |
Part Number | SN1950 |
Model | SN1950 |
Warranty | Please see label on bottle for more information |
More information #ad
5. Doctor's Best
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Doctor's Best, 90 Veggie Caps, 3 Pack High Potency Serrapeptase, 120,000 SPU
#adDoctor's Best #ad - Helps dissolve hard particles made of protein that cause unwanted side effects from toxins, scar tissue, blood clots and cysts.Uses serrateric, a coating that protects the enzyme from stomach acids until it reaches the intestines and therefore optimizes absorption. High potency serrapeptase promotes and maintains healthy sinus and airway function and healthy immune response.
More information #ad
High absorption magnesium supports bone density, helps maintain a normal, regular heartbeat and supports overall cardiovascular health. Serrapeptase is a proteolytic enzyme that comes from the Serratia bacteria species strain E15.Brand | Doctor's Best #ad |
Manufacturer | Doctor's Best #ad |
Part Number | NC1054-00231-3P |
More information #ad
6. Doctor's Best
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Non-GMO, Doctor's Best Natto-Serra, Gluten Free, Vegan, 90 Veggie Caps
#adDoctor's Best #ad - During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided. Supports healthy immune response and supports healthy circulation.More information #ad
Helps maintain blood pressure already in the normal range. Promotes and maintains healthy sinus and airway function. Contains Soy. Label images may vary. Gluten free, non-GMO, Vegetarian.Brand | Doctor's Best #ad |
Manufacturer | Doctor's Best #ad |
Height | 3.75 Inches |
Length | 2.13 Inches |
Weight | 0.14 Pounds |
Width | 2.13 Inches |
Part Number | DRB-00294 |
Model | DRB-00294 |
More information #ad
7. Doctor's Best
#ad
Doctor's Best Serrapeptase, Vegan, Non-GMO, 270 Count Pack of 1, Gluten Free, 40,000 SPU, Supports Healthy Sinuses
#adDoctor's Best #ad - Doctor’s best serrapeptase 40, 000 spu - Formulated with Serrateric, a superior alternative to enteric coating that protects the serrapeptase enzyme until it reaches the intestine for optimal absorption. Helps transport mucus in t.Best serrapeptase enzyme supplement - Serrapeptase is a powerful proteolytic enzyme derived from the bacteria found in the intestine of silkworms. High potency - serrapeptase serratio-peptidase is a protein-digesting enzyme isolated from the friendly bacterium Serratia E-15 discovered in the Japanese silkworm and has been used as a nutritional supplement in Europe and Asia for over three decades.
More information #ad
Optimal absorption - each vegetarian capsule of Doctor’s Best Serrapeptase contains pure serrapeptase designed for optimal absorption in the intestinal tract. Support healthy sinuses & immune system – helps support healthy respiratory and sinus function. Helps support muscle joint and overall tissue health. During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
Brand | Doctor's Best #ad |
Manufacturer | Doctor's Best #ad |
Height | 5.06 Inches |
Length | 2.63 Inches |
Weight | 0.25 Pounds |
Width | 2.63 Inches |
Part Number | DRB-00190 |
Model | DRB-00190 |
More information #ad
8. Bio Absorb Nutraceuticals
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Serrapeptase Enzyme, High Potency 120000 Units SPU, Delayed Release Vegetarian Capsules DRcaps for Maximum Absorption, 200-Day Supply
#adBio Absorb Nutraceuticals #ad - Our capsules are clinically proven to resist the stomach acid. Avoid unhealthy phlthalates that often come with enteric coating. We strive for a healthier world where people nourish their bodies from the inside out.This allows the Serrapeptase systemic enzyme to survive the digestive process and increase absorption. Instead, we use safe patented Delayed Release technology DRcaps. We offer a 100% money back guarantee if you aren’t completely satisfied.
More information #ad
Natural proteolytic enzyme: Traditionally used in naturopathic medicine to promote healthy inflammatory response and body balance*. Safe & allergen friendly: non irradiated, non gmo, gluten-free, nut-free, dairy-free and 100% vegetarian.33x functional activity level of the standard serrapeptase enzyme supplements. High potency: 120, 000 serratiopeptidase Units SPU per capsule. Our all-natural supplements are made from pure ingredients of uncompromising quality. We hope they will profoundly improve your health as they did for our families.
Brand | Bio Absorb Nutraceuticals #ad |
Manufacturer | BioAbsorb Nutraceuticals #ad |
Part Number | 717416861643 |
More information #ad
9. iEnzymes
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90 High Potency Delayed Release Caps, Extra Strength Non-GMO, New Serra-125k Serrapeptase Enzyme 125,000 SPU Per Capsule, Gluten Free, Vegan, Up to 6X More Potent Than Other Serrapaptase
#adiEnzymes #ad - Utilizes delayed release technology to protect the enzymes from stomach acid and gastric juices without the use of chemicals and plastics commonly found in traditional enteric coatings. Serra-125k is an excellent choice to promote free joint mobility, Surgical recovery, Muscle tears and pulls, Normal fluid retention such as swelling.Serra-125k is an excellent choice for anti-inflammation and Toxin Removal, Normal Scar Tissue, Normal Blood Clotting, Healthy Cardiovascular Health, Promote healthy sinus activity Potent fibrinolytic activity.
More information #ad
Serra-125k is an excellent choice to promotes recovery after physical stress, Boosts energy levels, Sport injuries, Normal Mucus Levels. Serrapeptase is one of the world's finest enzymes that supports normal mucus levels. Iserra is rated at 125, 000 spu per capsule maximum potency, compare to other Serrapeptase that requires multiple capsules to deliver125, 000 SPU. Serra-125kis up to 6 times more potent than other serrapeptase brand.
Brand | iEnzymes #ad |
Manufacturer | iEnzymes #ad |
Part Number | IS-02 |
More information #ad