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Description
Doctor's Best Natto-serra - 90 VcapsRead more about this product Doctor's Best Natto Serra is a combination of two natural enzymes serrapeptase and nattokinase, and supports healthy immune response and supports healthy circulation. Nattokinase, a fibrinolytic enzyme, breaks down blood clotting fibrin while Serrapeptase (serratiopeptidase) is a protein digesting enzyme isolated from the friendly bacterium Serratia E 15 Doctor's Best uses serrapeptase made with Serrateric, a superior
Read more about this product
Doctor's Best Natto-Serra is a combination of two natural enzymes serrapeptase and nattokinase, and supports healthy immune response and supports healthy circulation.Nattokinase, a fibrinolytic enzyme, breaks down blood clotting fibrin while Serrapeptase (serratiopeptidase) is a protein-digesting enzyme isolated from the friendly bacterium Serratia E-15
Doctor's Best uses serrapeptase made with Serrateric, a superior alternative to enteric coating that protects the enzyme until it reaches the intestines for optimal absorption.
Nattokinase is derived from Natto , a fermented soy food popular in Japan for centuries.
Gluten Free, Non-GMO, Vegetarian, Vegan
What is Doctor's Best Natto-Serra?
Doctor's Best Natto-Serra supports healthy immune response and supports healthy circulation. It is a combination of two natural proteolytic enzymes, serrapeptase and nattokinase. Serrapeptase (serratiopeptidase) is a protein-digesting enzyme isolated from bacteria isolated from the intestine of silk worms (Serratia E-15). The serrapeptase is formulated with Serrateric, a superior alternative to enteric coating that protects the enzyme until it reaches the intestines for optimal absorption. Nattokinase is derived from Natto , a fermented soy food popular in Japan for centuries.
How does it work?
Natto kinase is an enzyme that is found in traditional Japanese soy cheese that is also known as natto. Natto has been shown to exhibit a fibrin lytic effect in the blood stream. It has the capability to break down blood clots. Nattokinase was discovered I 1980 by a doctor from Miyazaki Medical College in Japan. Since its discovery, the cardiovascular effects of Nattokinase have been studied in many countries. Serrapeptase has other applications. Serrapeptase is an immunologically active enzyme. It can bind itself to the alpha 2 macroglobulin in our plasma where it is shielded from the immune system while retaining its enzymatic activity, and in this way it is transferred to the sites where it is needed in the body. It is this same type of specific action that allows silkworms to eat its own protective cocoon, digest it without any side effects.
What is In
Doctor's Best
Natto-Serra - 90 vcaps
Food supplement in capsule form, containing Calcium, Nattokinase and Serrapeptase enzyme
Nutrition Facts
Serving Size: 1 Veggie Capsule
Servings Per Container: 90
| Amount Per Serving |
%RI* | |
|---|---|---|
| Calcium (from tri calcium phosphate andcalcium stearate in Serrateric) | 27 mg | 2% |
| Serrapeptase enzyme (fromSerratio sp.) | 40000 SPU | |
| Nattokinase (from fibrinase enzyme) | 2000 FU |
*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
Ingredients: Calcium (from tri calcium phosphate andcalcium stearate in Serrateric), Serrapeptase enzyme (fromSerratio sp.), Nattokinase (from fibrinase enzyme)
Other ingredients: Serrateric (maltodextrin, trica lcium phosphate, calcium stearate, microcrystalline cellulose, medium chain triglycerides), delayed release capsule (modified cellulose, gellan gum, purifed water. Contains Soy.
Recommended use: Take 1 capsule daily without food, or as recommended by a nutritionally-informed physician.
Warnings: Not recommended for individuals who are pregnant, nursing, allergic to soy, or have poor digestion. Consult a physician before use if taking blood thinners. Stop taking if you experience nausea, vomiting or stomach upset.Non-GMO / Gluten Free / VeganKEEP OUT OF REACH OF CHILDRENStore in a cool dry place.
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★★★★★ 5
Attractive and Solid Laptop Stand
Color: Walnut, Color: Walnut
The premium quality at this affordable price is a great deal to me. You'd see these sort of designs sold on high-end desk organization companies at expensive ($$) prices. In addition to being aesthetically pleasing, this is a solid laptop stand that was built with the utmost attention to detail. The walnut panels are lined with scratch-resistant felt pads while the aluminum base has a silicone cushion to protect your devices when placing them in. The silicone feet and sturdy weight prevents the stand from moving and tipping over. The adjustability feature is great, especially if you want to accommodate several devices or even books. Per its specifications, I find that it accurately accommodates items ranging from 2cm (0.7in) up to 4cm (1.5in) in width. It fits my 2020 Macbook Air 13" perfectly.
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Reviewed in the United States on February 15, 2024
★★★★★ 5
Works and looks great.
Color: Walnut
Looks, fits and works great. Helps to keep the fan free to flow, and clears up desk space.
Once you get one of these, you’ll probably never go back.
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Reviewed in the United States on January 25, 2026
★★★★★ 5
Beautiful, Solid, and Well Made
Color: Walnut
Looks beautiful and holds my MacBook Air safely while it’s charging or resting. Going to buy another for my iPad. Heavy, well made using real wood and solid metal and is very adjustable. Outstanding product made with love and care!
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Reviewed in the United States on July 30, 2025
★★★★★ 5
Product Quality.
Color: Walnut
⭐️⭐️⭐️⭐️☆
“This stand is sturdy, stylish, and keeps my desk clutter‑free. The walnut wood and aluminum design looks premium, and the dual slots fit both my laptop and tablet securely. A bit pricier than basic stands, but worth it for the quality and organization.”
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Reviewed in the United States on November 16, 2025
★★★★★ 5
Attractive and Functional
Color: Walnut
I bought this to prop up my MacBook Pro M2 to save space on my desk while I am using a dock. The base is nicely adjustable, and holds the laptop securely. Sturdy metal base and attractive wood side pieces. My MacBook has never felt like it might tip, and I have a cat who squeezes past it to reach my office window multiple times per day. If you like the look, I'd highly recommend it for functionality.
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Reviewed in the United States on March 6, 2025