Abrasions
Abscess
Acanthosis nigricans
Acne
Acne rosacea
Adenoiditis
Adenoma
Adenomyosis
ADHD
Adrenal gland disorder
Allergies
Alzheimer
Anemia
Angina
Anorexia nervosa
Anxiety
Arteriosclerosis
Arthritis
Asbestosis
Asthma
athlete foot
Atrial fibrillation
Atrial flutter
Atrial septal defect
Attention deficit hyperactivity disorder
Autism
Autoimmune disorder
Back pain
Bacterial infection
Benign prostatic hyperplasia
Benign tumor
bipolar disorder
Bloating
Blood clot
Blurred Vision
Bone pain
Brain tumor
Breast Cancer
Bronchitis
Bruise
bruising
Bulimia
Cancer
Candidiasis
Cardiovascular disease
Carpal tunnel syndrome
Cataract
Celiac
Cerebral palsy
Cervical cancer
Chalazion
Chemotherapy
Chest pain
Chickenpox
Cholecystitis
Chondromalacia patella
Chronic Cough
Chronic fatigue syndrome
Chronic obstructive pulmonary disease
Cold
Cold Sores
Colitis
Common Cold
Conjunctivitis
Constipation
Corns
Cough
Crohn
Cystic Fibrosis
Depression
Diabetes
Diarrhea
diarrhoea
Diverticulitis
Dizziness
Ear infection
eczema
Endometriosis
Epilepsy
Erectile dysfunction
Eye infection
Fibromyalgia
Floaters
Flu
Food Poisoning
Frozen shoulder
Gastritis
Gastroenteritis
Gastroesophageal reflux disease
Genital herpes
Gout
Hair loss
hair removal
Hashimoto
Headache
Heart attack
Heart Disease
Heartburn
Hemorrhoids
Hepatitis
Herpes
High Cholesterol
Hives
Hot flashes
Hypertension
hyperthyroidism
hypothyroidism
indigestion
Influenza
Insomnia
Irritable bowel syndrome
jetlag
Kidney infection
Kidney stones
Knee Pain
Laryngitis
Leg cramps
Leukemia
Liver disease
low libido
Lung cancer
Lupus
Measles
Menopause
Migraine
Mild Cognitive Impairment
Multiple sclerosis
muscle building
muscle pain
nausea
Neuropathy
Obesity
osteoarthritis
Osteoporosis
Ovarian cancer
Pancreatitis
Parkinson
Pelvic Pain
Pneumonia
Polycystic ovary syndrome
Premenstrual Syndrome
Prostate cancer
Psoriasis
Rash
Reflux
Rheumatoid arthritis
Ringworm
Salmonella
Sciatica
Shingles
Sinusitis
Skin cancer
Sleep apnea
Sore throat
Stroke
Swollen Lymph Nodes
Tendonitis
Thrush
tinnitus
Tonsillitis
Toothache
Tuberculosis
Ulcer
Urinary tract infection
Uterine Fibroids
Vertigo
Warts
weight loss
Whooping cough
Yeast infection

<li class="lp-wrap-cats" data-catid="1162">Abrasions</li><li class="lp-wrap-cats" data-catid="1163">Abscess</li><li class="lp-wrap-cats" data-catid="1164">Acanthosis nigricans</li><li class="lp-wrap-cats" data-catid="1063">Acne</li><li class="lp-wrap-cats" data-catid="1165">Acne rosacea</li><li class="lp-wrap-cats" data-catid="1167">Adenoiditis</li><li class="lp-wrap-cats" data-catid="1168">Adenoma</li><li class="lp-wrap-cats" data-catid="1460">Adenomyosis</li><li class="lp-wrap-cats" data-catid="1469">ADHD</li><li class="lp-wrap-cats" data-catid="1169">Adrenal gland disorder</li><li class="lp-wrap-cats" data-catid="1064">Allergies</li><li class="lp-wrap-cats" data-catid="1207">Alzheimer</li><li class="lp-wrap-cats" data-catid="1066">Anemia</li><li class="lp-wrap-cats" data-catid="1067">Angina</li><li class="lp-wrap-cats" data-catid="1482">Anorexia nervosa</li><li class="lp-wrap-cats" data-catid="1068">Anxiety</li><li class="lp-wrap-cats" data-catid="1173">Arteriosclerosis</li><li class="lp-wrap-cats" data-catid="1069">Arthritis</li><li class="lp-wrap-cats" data-catid="1174">Asbestosis</li><li class="lp-wrap-cats" data-catid="1070">Asthma</li><li class="lp-wrap-cats" data-catid="1475">athlete foot</li><li class="lp-wrap-cats" data-catid="1211">Atrial fibrillation</li><li class="lp-wrap-cats" data-catid="1176">Atrial flutter</li><li class="lp-wrap-cats" data-catid="1177">Atrial septal defect</li><li class="lp-wrap-cats" data-catid="1178">Attention deficit hyperactivity disorder</li><li class="lp-wrap-cats" data-catid="1179">Autism</li><li class="lp-wrap-cats" data-catid="1180">Autoimmune disorder</li><li class="lp-wrap-cats" data-catid="1072">Back pain</li><li class="lp-wrap-cats" data-catid="1073">Bacterial infection</li><li class="lp-wrap-cats" data-catid="1183">Benign prostatic hyperplasia</li><li class="lp-wrap-cats" data-catid="1182">Benign tumor</li><li class="lp-wrap-cats" data-catid="1481">bipolar disorder</li><li class="lp-wrap-cats" data-catid="1421">Bloating</li><li class="lp-wrap-cats" data-catid="1185">Blood clot</li><li class="lp-wrap-cats" data-catid="1457">Blurred Vision</li><li class="lp-wrap-cats" data-catid="1225">Bone pain</li><li class="lp-wrap-cats" data-catid="1188">Brain tumor</li><li class="lp-wrap-cats" data-catid="1209">Breast Cancer</li><li class="lp-wrap-cats" data-catid="1074">Bronchitis</li><li class="lp-wrap-cats" data-catid="1189">Bruise</li><li class="lp-wrap-cats" data-catid="1477">bruising</li><li class="lp-wrap-cats" data-catid="1190">Bulimia</li><li class="lp-wrap-cats" data-catid="1075">Cancer</li><li class="lp-wrap-cats" data-catid="1076">Candidiasis</li><li class="lp-wrap-cats" data-catid="1077">Cardiovascular disease</li><li class="lp-wrap-cats" data-catid="1194">Carpal tunnel syndrome</li><li class="lp-wrap-cats" data-catid="1195">Cataract</li><li class="lp-wrap-cats" data-catid="1462">Celiac</li><li class="lp-wrap-cats" data-catid="1197">Cerebral palsy</li><li class="lp-wrap-cats" data-catid="1198">Cervical cancer</li><li class="lp-wrap-cats" data-catid="1199">Chalazion</li><li class="lp-wrap-cats" data-catid="1216">Chemotherapy</li><li class="lp-wrap-cats" data-catid="1200">Chest pain</li><li class="lp-wrap-cats" data-catid="1078">Chickenpox</li><li class="lp-wrap-cats" data-catid="1203">Cholecystitis</li><li class="lp-wrap-cats" data-catid="1204">Chondromalacia patella</li><li class="lp-wrap-cats" data-catid="1454">Chronic Cough</li><li class="lp-wrap-cats" data-catid="1205">Chronic fatigue syndrome</li><li class="lp-wrap-cats" data-catid="1206">Chronic obstructive pulmonary disease</li><li class="lp-wrap-cats" data-catid="1080">Cold</li><li class="lp-wrap-cats" data-catid="1448">Cold Sores</li><li class="lp-wrap-cats" data-catid="1081">Colitis</li><li class="lp-wrap-cats" data-catid="1437">Common Cold</li><li class="lp-wrap-cats" data-catid="1082">Conjunctivitis</li><li class="lp-wrap-cats" data-catid="1083">Constipation</li><li class="lp-wrap-cats" data-catid="1473">Corns</li><li class="lp-wrap-cats" data-catid="1084">Cough</li><li class="lp-wrap-cats" data-catid="1465">Crohn</li><li class="lp-wrap-cats" data-catid="1472">Cystic Fibrosis</li><li class="lp-wrap-cats" data-catid="1438">Depression</li><li class="lp-wrap-cats" data-catid="1085">Diabetes</li><li class="lp-wrap-cats" data-catid="1086">Diarrhea</li><li class="lp-wrap-cats" data-catid="1224">diarrhoea</li><li class="lp-wrap-cats" data-catid="1087">Diverticulitis</li><li class="lp-wrap-cats" data-catid="1088">Dizziness</li><li class="lp-wrap-cats" data-catid="1214">Ear infection</li><li class="lp-wrap-cats" data-catid="1420">eczema</li><li class="lp-wrap-cats" data-catid="1458">Endometriosis</li><li class="lp-wrap-cats" data-catid="1089">Epilepsy</li><li class="lp-wrap-cats" data-catid="1090">Erectile dysfunction</li><li class="lp-wrap-cats" data-catid="1091">Eye infection</li><li class="lp-wrap-cats" data-catid="1445">Fibromyalgia</li><li class="lp-wrap-cats" data-catid="1451">Floaters</li><li class="lp-wrap-cats" data-catid="1092">Flu</li><li class="lp-wrap-cats" data-catid="1449">Food Poisoning</li><li class="lp-wrap-cats" data-catid="1213">Frozen shoulder</li><li class="lp-wrap-cats" data-catid="1444">Gastritis</li><li class="lp-wrap-cats" data-catid="1093">Gastroenteritis</li><li class="lp-wrap-cats" data-catid="1094">Gastroesophageal reflux disease</li><li class="lp-wrap-cats" data-catid="1095">Genital herpes</li><li class="lp-wrap-cats" data-catid="1097">Gout</li><li class="lp-wrap-cats" data-catid="1212">Hair loss</li><li class="lp-wrap-cats" data-catid="1483">hair removal</li><li class="lp-wrap-cats" data-catid="1439">Hashimoto</li><li class="lp-wrap-cats" data-catid="1098">Headache</li><li class="lp-wrap-cats" data-catid="1099">Heart attack</li><li class="lp-wrap-cats" data-catid="1441">Heart Disease</li><li class="lp-wrap-cats" data-catid="1227">Heartburn</li><li class="lp-wrap-cats" data-catid="1101">Hemorrhoids</li><li class="lp-wrap-cats" data-catid="1102">Hepatitis</li><li class="lp-wrap-cats" data-catid="1103">Herpes</li><li class="lp-wrap-cats" data-catid="1442">High Cholesterol</li><li class="lp-wrap-cats" data-catid="1104">Hives</li><li class="lp-wrap-cats" data-catid="1229">Hot flashes</li><li class="lp-wrap-cats" data-catid="1105">Hypertension</li><li class="lp-wrap-cats" data-catid="1231">hyperthyroidism</li><li class="lp-wrap-cats" data-catid="1230">hypothyroidism</li><li class="lp-wrap-cats" data-catid="1221">indigestion</li><li class="lp-wrap-cats" data-catid="1106">Influenza</li><li class="lp-wrap-cats" data-catid="1107">Insomnia</li><li class="lp-wrap-cats" data-catid="1108">Irritable bowel syndrome</li><li class="lp-wrap-cats" data-catid="1476">jetlag</li><li class="lp-wrap-cats" data-catid="1109">Kidney infection</li><li class="lp-wrap-cats" data-catid="1110">Kidney stones</li><li class="lp-wrap-cats" data-catid="1440">Knee Pain</li><li class="lp-wrap-cats" data-catid="1111">Laryngitis</li><li class="lp-wrap-cats" data-catid="1112">Leg cramps</li><li class="lp-wrap-cats" data-catid="1113">Leukemia</li><li class="lp-wrap-cats" data-catid="1114">Liver disease</li><li class="lp-wrap-cats" data-catid="1468">low libido</li><li class="lp-wrap-cats" data-catid="1115">Lung cancer</li><li class="lp-wrap-cats" data-catid="1464">Lupus</li><li class="lp-wrap-cats" data-catid="1117">Measles</li><li class="lp-wrap-cats" data-catid="1118">Menopause</li><li class="lp-wrap-cats" data-catid="1119">Migraine</li><li class="lp-wrap-cats" data-catid="1471">Mild Cognitive Impairment</li><li class="lp-wrap-cats" data-catid="1121">Multiple sclerosis</li><li class="lp-wrap-cats" data-catid="1480">muscle building</li><li class="lp-wrap-cats" data-catid="1484">muscle pain</li><li class="lp-wrap-cats" data-catid="1220">nausea</li><li class="lp-wrap-cats" data-catid="1215">Neuropathy</li><li class="lp-wrap-cats" data-catid="1443">Obesity</li><li class="lp-wrap-cats" data-catid="1474">osteoarthritis</li><li class="lp-wrap-cats" data-catid="1123">Osteoporosis</li><li class="lp-wrap-cats" data-catid="1122">Ovarian cancer</li><li class="lp-wrap-cats" data-catid="1124">Pancreatitis</li><li class="lp-wrap-cats" data-catid="1463">Parkinson</li><li class="lp-wrap-cats" data-catid="1455">Pelvic Pain</li><li class="lp-wrap-cats" data-catid="1126">Pneumonia</li><li class="lp-wrap-cats" data-catid="1128">Polycystic ovary syndrome</li><li class="lp-wrap-cats" data-catid="1478">Premenstrual Syndrome</li><li class="lp-wrap-cats" data-catid="1129">Prostate cancer</li><li class="lp-wrap-cats" data-catid="1130">Psoriasis</li><li class="lp-wrap-cats" data-catid="1452">Rash</li><li class="lp-wrap-cats" data-catid="1132">Reflux</li><li class="lp-wrap-cats" data-catid="1133">Rheumatoid arthritis</li><li class="lp-wrap-cats" data-catid="1134">Ringworm</li><li class="lp-wrap-cats" data-catid="1136">Salmonella</li><li class="lp-wrap-cats" data-catid="1447">Sciatica</li><li class="lp-wrap-cats" data-catid="1139">Shingles</li><li class="lp-wrap-cats" data-catid="1140">Sinusitis</li><li class="lp-wrap-cats" data-catid="1141">Skin cancer</li><li class="lp-wrap-cats" data-catid="1142">Sleep apnea</li><li class="lp-wrap-cats" data-catid="1143">Sore throat</li><li class="lp-wrap-cats" data-catid="1145">Stroke</li><li class="lp-wrap-cats" data-catid="1456">Swollen Lymph Nodes</li><li class="lp-wrap-cats" data-catid="1446">Tendonitis</li><li class="lp-wrap-cats" data-catid="1148">Thrush</li><li class="lp-wrap-cats" data-catid="1226">tinnitus</li><li class="lp-wrap-cats" data-catid="1149">Tonsillitis</li><li class="lp-wrap-cats" data-catid="1150">Toothache</li><li class="lp-wrap-cats" data-catid="1151">Tuberculosis</li><li class="lp-wrap-cats" data-catid="1152">Ulcer</li><li class="lp-wrap-cats" data-catid="1153">Urinary tract infection</li><li class="lp-wrap-cats" data-catid="1459">Uterine Fibroids</li><li class="lp-wrap-cats" data-catid="1155">Vertigo</li><li class="lp-wrap-cats" data-catid="1156">Warts</li><li class="lp-wrap-cats" data-catid="1467">weight loss</li><li class="lp-wrap-cats" data-catid="1157">Whooping cough</li><li class="lp-wrap-cats" data-catid="1158">Yeast infection</li>

Can Doctor's Best Natto-Serra Help with Hashimoto?

Last update

5/27/2026

Overview

SCIENTIFIC SCORE

No researches found

N/A

USERS' SCORE

Good

Based on 3 Reviews

8.3

Supplement Facts

Serving Size: 1 Veggie Capsule

Amount Per Serving

%DV

Calcium (from tricalcium phosphate and calcium stearate in Serrateric™)

29 mg

Serrapeptase Enzyme (from Serratio sp.)

40,000 SPU**

†

Nattokinase (from fibrinase enzyme)

2,000 FU***

†

📅 Last updated: April 23, 2025

Most Useful Reviews

Antibody reduction

Excellent at reducing antibodies in Hashimoto's.

7.5

Effective treatment

Wonderful! I am taking it to lower antibodies, as I have Hashimoto.

Reduces antibodies

Reduces antibodies in Hashimoto.

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Solgar Zinc Picolinate

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User Reviews

USERS' SCORE

Good

Based on 3 Reviews

8.3

All Reviews
Positive Reviews
Negative Reviews

Antibody reduction

Excellent at reducing antibodies in Hashimoto's.

7.5

Effective treatment

Wonderful! I am taking it to lower antibodies, as I have Hashimoto.

Reduces antibodies

Reduces antibodies in Hashimoto.

Frequently Asked Questions

Hashimoto's thyroiditis, commonly referred to as Hashimoto's, is an autoimmune disorder in which the immune system mistakenly attacks the thyroid gland. This can lead to chronic inflammation and damage to the thyroid, ultimately impacting its ability to produce hormones effectively. While the exact cause of Hashimoto's is not fully understood, genetic factors and environmental triggers are believed to play significant roles in the disease's development.

People with Hashimoto's may experience a range of symptoms, including fatigue, weight gain, sensitivity to cold, joint and muscle pain, and depression. It is more prevalent among women, and often, the condition may go undetected for years until it causes noticeable symptoms. Diagnosis typically involves blood tests to check levels of thyroid hormones as well as antibodies that are indicative of autoimmune activity. Treatment usually entails hormone replacement therapy to manage symptoms and restore normal hormone levels. Regular monitoring is essential for those with Hashimoto's to adjust treatment as needed and to ensure optimal health.

Nattokinase is an enzyme extracted from a traditional Japanese food called natto, which is made from fermented soybeans. This enzyme is thought to have potential health benefits, primarily for cardiovascular health. Nattokinase is believed to support the breakdown of fibrin in the blood, which can help improve circulation and reduce the risk of blood clot formation. As a dietary supplement, it is often marketed for its possible ability to promote healthy blood flow and cardiovascular function.

While some studies suggest that nattokinase may help reduce blood pressure and enhance overall heart health, research is still ongoing. As with any supplement, it is essential to consult with a healthcare professional before adding nattokinase to your regimen, especially if you are on blood-thinning medications or have underlying health conditions. Overall, while nattokinase might offer some intriguing health benefits, more comprehensive studies are needed to fully understand its efficacy and safety profile.

Based on user reviews, those taking supplements for Hashimoto's disease report varying timelines for noticing results, particularly in the reduction of antibodies associated with the condition. Some users seem to experience positive changes relatively quickly, as they mention effectiveness in reducing antibody levels, indicating that results may be seen within weeks, or even sooner in some cases Read Review.

Others echo similar sentiments, highlighting their satisfaction with the supplements in helping to lower antibodies over time Read Review. However, specific timelines do vary among individuals, and while some may see immediate effects, others might require more time for their bodies to respond. It’s essential to keep in mind that individual responses can differ significantly based on various factors, including the specific supplement used and adherence to the regimen.

Users have reported a range of improvements in their symptoms related to Hashimoto's disease, particularly emphasizing the supplements' effectiveness in reducing antibody levels. Many individuals have shared their experiences of noticing significant decreases in their antibodies, which they attribute to the supplements they are taking Read Review. Others express a similar sense of relief and satisfaction, reinforcing the idea that these supplements may support the management of their condition Read Review.

Additionally, some reviewers simply state that they have experienced a reduction in antibodies, confirming that these supplements may offer benefits in handling Hashimoto's symptoms Read Review. However, it is important to note that individual experiences can vary widely. While many users report positive changes, results can depend on numerous factors, including personal health profiles and the specific supplements used. Consequently, improvements may not be uniform for everyone, and some users might require more time to see results.

Based on user reviews, individuals using Nattokinase for managing Hashimoto's have generally reported positive results regarding the reduction of antibodies. For instance, one user stated it was "excellent at reducing antibodies in Hashimoto's" Read Review, while another described their experience as "wonderful" for lowering antibodies Read Review.

While the reviews highlight the effectiveness of Nattokinase in lowering antibodies associated with Hashimoto's, they do not specify exact dosages that users found to be optimal. However, the consistent mentions of its benefits suggest that it could be a valuable addition to the treatment regimen for those managing their condition, although users did not provide details on any dosage adjustments or recommendations. Additionally, one user succinctly noted its ability to "reduce antibodies in Hashimoto" Read Review. Overall, while user experiences are encouraging, individuals should consult their healthcare provider for personalized dosing advice.

Antibody reduction

Excellent at reducing antibodies in Hashimoto's.

7.5

Effective treatment

Wonderful! I am taking it to lower antibodies, as I have Hashimoto.

Reduces antibodies

Reduces antibodies in Hashimoto.

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