Best Thiamine

#1 Real Supplements Rated Best in 2020
Nutricost Vitamin B1 (Thiamine) 100mg, 120 Capsules - Gluten Free and Non-GMO
3,020 Reviews
Nutricost Vitamin B1 (Thiamine) 100mg, 120 Capsules - Gluten Free and Non-GMO
  • 100mg of Vitamin B1 in Every Capsule
  • 120 Capsules Per Bottle
  • High Quality Vitamin B1 In Every Serving
  • Made in a GMP Compliant, FDA Registered Facility
  • Non-GMO, Gluten Free, 3rd Party Tested
#2 Real Supplements Rated Best in 2020
Nutricost Vitamin B1 (Thiamine) 500mg, 120 Capsules
7,380 Reviews
Nutricost Vitamin B1 (Thiamine) 500mg, 120 Capsules
  • 500mg of Vitamin B1 (Thiamin) Per Capsule
  • 120 Capsules Per Bottle
  • High Quality Vitamin B1 In Every Serving
  • Non-GMO, Gluten Free, 3rd Party Tested
  • Made in a GMP Compliant, FDA Registered Facility
Sale#3 Real Supplements Rated Best in 2020
Solgar Vitamin B1 (Thiamin) 500 mg, 100 Tablets - Energy Metabolism, Healthy Nervous System, Overall Well-Being - Super Potency - Non-GMO, Vegan, Gluten Free, Dairy Free - 100 Servings
2,148 Reviews
Solgar Vitamin B1 (Thiamin) 500 mg, 100 Tablets - Energy Metabolism, Healthy Nervous System, Overall Well-Being - Super Potency - Non-GMO, Vegan, Gluten Free, Dairy Free - 100 Servings
  • Essential for a healthy nervous system, muscle function, and overall well being
  • Gluten,wheat and dairy free
  • Suitable for Vegetarians
  • Trademarks:Solgar’s KOF-K certification # K-1250
Sale#4 Real Supplements Rated Best in 2020
Solgar Vitamin B1 (Thiamin) 100 mg, 100 Vegetable Capsules - Energy Metabolism, Healthy Nervous System, Overall Well-Being - Non-GMO, Vegan, Gluten Free, Dairy Free - 100 Servings
1,056 Reviews
Solgar Vitamin B1 (Thiamin) 100 mg, 100 Vegetable Capsules - Energy Metabolism, Healthy Nervous System, Overall Well-Being - Non-GMO, Vegan, Gluten Free, Dairy Free - 100 Servings
  • B Complex Vitamin; Vitamin B1 (thiamin), is part of the group of essential nutrients known as the B Complex; This product offers essential B1 in a convenient vegetarian dosage form
  • Energy Metabolism; B-Complex vitamins, including Vitamin B1, work to support energy metabolism in the body
  • Overall Well-Being; Vitamin B1 is essential for a healthy nervous system and overall well-being, providing the body nourishment for the occasional stress of daily living
  • Non-GMO, Gluten, Wheat & Dairy Free; Solgar Vitamin B1 is free of: gluten, wheat, dairy, soy, yeast, sugar, sodium, artificial flavor, sweetener, preservatives, and color
  • The Gold Standard: For over 70 years, Solgar has been committed to quality, health, and well-being. Our mission is to create the finest nutritional supplements in small batches, through tireless research, using only the finest raw materials
#5 Real Supplements Rated Best in 2020
NOW Foods Vitamin B-1 (Thiamine) 100mg, 100 Tablets (Pack of 2)
443 Reviews
#6 Real Supplements Rated Best in 2020
Seeking Health | Thiamine Supplement | Vitamin B1 | 50 mg | 120 Vegetarian Capsules
346 Reviews
Seeking Health | Thiamine Supplement | Vitamin B1 | 50 mg | 120 Vegetarian Capsules
  • SUPPORTS A HEALTHY nervous system and healthy brain function*
  • MAY HELP MAINTAIN a positive mental state*
  • CAN HELP SUPPORT normal energy levels*
  • DOES NOT CONTAIN: Magnesium Stearate, Milk, Eggs, Fish, Shellfish, Tree Nuts, Peanuts, Wheat, Soy
  • VEGETARIAN CAPSULE containing 50 mg of thiamine hydrochloride
#7 Real Supplements Rated Best in 2020
Life Extension Benfotiamine with Thiamine, 100 mg - Water & Fat Soluble Vitamin B1 Supplement For Glucose Blood Sugar Level and Nerve Health Support - Gluten-Free, Non-GMO, Vegetarian - 120 Capsules
636 Reviews
Life Extension Benfotiamine with Thiamine, 100 mg - Water & Fat Soluble Vitamin B1 Supplement For Glucose Blood Sugar Level and Nerve Health Support - Gluten-Free, Non-GMO, Vegetarian - 120 Capsules
  • MAINTAIN ALREADY-HEALTHY BLOOD SUGAR LEVELS – Benfotiamine is a fat-soluble form of vitamin B1 (thiamine) that supports healthy glucose metabolism. It also helps protect your body’s tissues against oxidative stress and advanced glycation end products (AGEs), which are compounds that accumulate with age.
  • SUPERIOR BIOAVAILABILITY - Unlike the water-soluble form, the fat-soluble thiamine (benfotiamine) in our formula easily penetrates cells. It’s been shown to support thiamine levels faster and longer than water-soluble thiamine.
  • HEALTHY ENDOTHELIAL FUNCTION - Benfotiamine helps promote a healthy inflammatory response. Taking Benfotiamine with Thiaminenot only helps modulate glucose metabolism and promote already-healthy blood sugar levels, but it also supports healthy endothelial function.
  • INGREDIENTS MATTER - Sourced using only the finest raw ingredients with the purity and potency your body deserves. This product is certified non-GMO and gluten-free. Manufactured in the USA and a Certificate of Analysis is available for every product we produce.
  • LIVE YOUR HEALTHIEST LIFE - For over 40 years, we’ve been developing advanced, effective formulas made with the highest standards and based on the latest scientific findings. We believe the answers to a healthier, richer life are within reach and that rigorous scientific research is the path to get us there. Or formulations are created using the exact ingredients and dosages used in the studies that inspired them, ensuring that maximum bioavailability and efficacy is achieved.
#8 Real Supplements Rated Best in 2020
EZ Melts B1 as Thiamine, 25 mg, Immune Support, Sublingual Vitamins, Vegan, Zero Sugar, Natural Cherry Flavor, 90 Fast Dissolve Tablets
1,511 Reviews
EZ Melts B1 as Thiamine, 25 mg, Immune Support, Sublingual Vitamins, Vegan, Zero Sugar, Natural Cherry Flavor, 90 Fast Dissolve Tablets
  • Vitamin B1 is essential for a healthy nervous system and overall well-being.
  • Vitamin B1 provides the body nourishment and energy for the occasional stress of daily living.
  • 90 fast melting tablets with "Cherry Burst" flavor. Vitamin B1 chewable supplement.
  • MADE IN THE USA: Zero Sugar, Vegan, Gluten-Free, Non-GMO, Natural Flavors, Natural Sweeteners, Natural Colors
#9 Real Supplements Rated Best in 2020
Pure Encapsulations BenfoMax | B1 (Thiamine) Supplement to Support a Healthy Carbohydrate Metabolism and Kidney Cellular Health* | 90 Capsules
410 Reviews
Pure Encapsulations BenfoMax | B1 (Thiamine) Supplement to Support a Healthy Carbohydrate Metabolism and Kidney Cellular Health* | 90 Capsules
  • Bioavailable: Benfotiamine, S-benzoylthiamine-O-monophosphate, is a fat soluble vitamin B1 (thiamine) derivative that exhibits enhanced bioavailability and bioactivity.*
  • Maintains AGE Activity: Maintains healthy advanced glycation end product (AGE) activity and carbohydrate metabolism already within the normal range.*
  • Nerve Health: In a randomized controlled study, Benfotiamine supported healthy nerve conduction velocity and nerve comfort.*
  • Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then carefully manufactured and tested to verify their potency and purity.
  • Pure Difference: What makes us different isn't just our process or what goes into our supplements -- what we leave out matters, too. Pure Encapsulations products are FREE FROM wheat, eggs, tree nuts & peanuts, gluten, artificial colors, flavors & sweeteners, coatings and shellacs, GMOs, and unnecessary binders, fillers & preservatives.
#10 Real Supplements Rated Best in 2020
Vitamin B1 (Thiamine) Drops - High Potency Thiamine Vitamin B1 Extract - Vegan, Alcohol-Free Non-GMO Vitamin Liquid - Maintain Nervous System Health, Support Digestion & Boost Energy, 1 Fl Oz.
459 Reviews
Vitamin B1 (Thiamine) Drops - High Potency Thiamine Vitamin B1 Extract - Vegan, Alcohol-Free Non-GMO Vitamin Liquid - Maintain Nervous System Health, Support Digestion & Boost Energy, 1 Fl Oz.
  • NATURAL ENERGY BOOST: Known as Thiamine, Vitamin B1 is an essential nutrient that converts carbs, fats and proteins into rich energy, so you can feel invigorated and get the most from your day.
  • HEALTHY DIGESTION & METABOLISM: High potency Thiamine enhances digestion and appetite. Known as an anti-stress vitamin, it protects the immune system and helps boost your mood.
  • NERVOUS SYSTEM SUPPORT: This B Vitamin is vital for maintaining healthy cardiovascular and nervous systems. Adding the vitamin liquid to water promotes healthy hair, skin, eyes, muscles and organs.
  • PURE, POTENT & MADE IN THE USA: HoneyCombs Industries vitamin B liquids are manufactured in the USA with zero fillers, artificial preservatives, colors or flavors and no gluten, soy, milk or egg.
  • FEEL BETTER OR YOUR MONEY BACK: We guarantee that youÕll love our high dose Thiamine Vitamin B1 drops or you can ship it back to us within 30 days of ordering for a full refund, no questions asked.
#11 Real Supplements Rated Best in 2020
Vitamin B1 500mg with Benfotiamine, 180 Capsules, 2 in 1 Enhanced Formula, Fat & Water Soluble Thiamine B1 Supplement, Third Party Tested | Non-GMO, No Gluten
1,006 Reviews
Vitamin B1 500mg with Benfotiamine, 180 Capsules, 2 in 1 Enhanced Formula, Fat & Water Soluble Thiamine B1 Supplement, Third Party Tested | Non-GMO, No Gluten
  • Deal Supplement 2-in-1 high bioavailable vitamin B1 benfotiamine complex. Offers complete digesting fat & water soluble forms of the B1 vitamin. Derived from premium thiamine mononitrate with S-Benzoylthiamine O-Monophosphate. An optimized combination that uses benfotiamine to boost levels of overall vitamin B1 within the body.
  • A formula that is designed to work together in providing key micronutrients for healthy energy vitamins, nervous system & glucose support. Every single capsule serving size contains thiamine 500mg fortified with benfotiamine 25mg and offers 180 potent servings in every bottle.
  • This dual-acting formula provides combined benefits that also promote the body in turning food into energy, which supports lasting energy throughout the day and aids in total nutrient uptake. As well as replenishing essential vitamin b complex levels that are needed in both mens health and womens health.
  • Vitamin B1 works best when paired with its closely resembled derivative, benfotiamine. After digestion, benfotiamine is converted directly into thiamin, which is shown to be a much more absorbable form over Vitamin B1 by itself. Giving the body essential nutrients to carry out processes that support overall cellular development and may also work as a natural mosquito repellent.
  • Quality Ensured – 3rd party lab tested, Non-GMO ingredients. Made without gluten, dairy, eggs, peanuts, soy, wheat, yeast, and tree nuts.
#12 Real Supplements Rated Best in 2020
Mason Natural, Vitamin B-1 Thiamine Tablets, 250 Mg, 100-Count Bottle, Dietary Supplement Supports Energy Production and Healthy Metabolism, Helps Break Down Fats and Protein
2,186 Reviews
Mason Natural, Vitamin B-1 Thiamine Tablets, 250 Mg, 100-Count Bottle, Dietary Supplement Supports Energy Production and Healthy Metabolism, Helps Break Down Fats and Protein
  • VITAMIN B1: Our once a day tablets are a high potency thiamine supplement that may help support natural energy levels due to its role in the conversion of food to energy.
  • PURE AND POTENT: Our vitamin B1 formula contains 250 mg of thiamine (B1) which helps support nervous system function and convert food into cellular energy.
  • B-VITAMINS: Vitamin B1 is in a family of nutrients called coenzymes that help enzymes perform essential chemical reactions, such as maintaining the health of the central nervous, cardiovascular, pulmonary and immune systems.
  • NO BAD STUFF: Soy Free. Guaranteed no added: Starch, Wheat, Corn, Soy, Yeast, Egg, Artificial Colors or Flavors, Gluten, Fragrance, Preservatives. Sodium Free.
  • THE BEST VITAMINS FOR OVER 50 YEARS: For more than five decades, Mason Natural has produced quality vitamin supplements under cGMPs (current Good Manufacturing Practices) and adhering to US guidelines. All ingredients and finished goods are subjected to rigorous analytical testing, inspections and quality auditing.
Sale#13 Real Supplements Rated Best in 2020
Vitamin B-1 | 100mg | 300 Tablets | Non-GMO and Gluten Free Thiamin Supplement | by Carlyle
166 Reviews
Vitamin B-1 | 100mg | 300 Tablets | Non-GMO and Gluten Free Thiamin Supplement | by Carlyle
  • ESSENTIAL B-1: Support your daily routine with 100 mg of Thiamin, 8,333% of your daily value!
  • VEGAN FORMULA: With convenient vegan tablets, this formula is perfect for any lifestyle
  • ROOTED IN WELLNESS: Carlyle provides premium, honest supplements in your pursuit to healthy living
  • CARLYLE MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
  • NATURALLY FREE OF: Gluten, Wheat, Yeast, Lactose, Soy, Artificial Flavor, Preservatives & Non-GMO
#14 Real Supplements Rated Best in 2020
Life Extension Mega Benfotiamine 250 mg - With Fat Soluble Thiamine Vitamin B1 for Glucose Metabolism - Advanced Nerve Health Supplement Pill - Gluten Free, Non-GMO, Vegetarian - 120 Capsules
1,514 Reviews
Life Extension Mega Benfotiamine 250 mg - With Fat Soluble Thiamine Vitamin B1 for Glucose Metabolism - Advanced Nerve Health Supplement Pill - Gluten Free, Non-GMO, Vegetarian - 120 Capsules
  • MAINTAIN ALREADY-HEALTHY GLUCOSE LEVELS – Benfotiamine is a fat-soluble form of vitamin B1 (thiamine). It also helps protect your body’s tissues against oxidative stress and advanced glycation end products (AGEs), compounds that accumulate with age.
  • SUPERIOR BIOAVAILABILITY - Benfotiamine may also be more helpful than thiamine. Transketolase is an important enzyme for supporting healthy glucose metabolism that requires thiamine to get the job done. Since benfotiamine circulates in your system longer than water-soluble thiamine, it's been shown to increase the enzyme's activity by 300%, compared to just 20% for thiamine.
  • HEALTHY ENDOTHELIAL FUNCTION - Benfotiamine helps inhibit inflammatory factors to support healthy endothelial function. It helps block the activation of certain protein complexes. So, taking Mega Benfotiamine not only helps promote healthy glucose metabolism and promote already-healthy blood glucose levels, it also supports healthy endothelial function.
  • INGREDIENTS MATTER - Sourced using only the finest raw ingredients with the purity and potency your body deserves. The majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we produce.
  • LIVE YOUR HEALTHIEST LIFE - For over 40 years, we’ve been developing advanced, effective formulas made with the highest standards and based on the latest scientific findings. We believe the answers to a healthier, richer life are within reach, and that rigorous scientific research is the path to get us there. Our formulations are created using the ingredients and dosages used in the studies that inspired them, ensuring that maximum bioavailability and efficacy is achieved.
#15 Real Supplements Rated Best in 2020
Vitamatic Vitamin B1 (As Thiamine Mononitrate) 100 mg - 250 Vegetarian Tablets
84 Reviews
Vitamatic Vitamin B1 (As Thiamine Mononitrate) 100 mg - 250 Vegetarian Tablets
  • Our B1 helps support nervous system function and convert food into cellular energy.*
  • Helps maintain energy levels & healthy heart function.*
  • Non-GMO & Gluten Free
  • Free of sugar, starch, soy, yeast, corn, wheat, egg, artificial color, flavor, & preservatives.
  • Made in the USA with strict GMP Standards
#16 Real Supplements Rated Best in 2020
Superior Source Vitamin B1 (Thiamin), 100 mg, Under The Tongue Quick Dissolve Sublingual Tablets, 100 Count, Increased Metabolism and Energy Production, Nervous System Support, Non-GMO
903 Reviews
Superior Source Vitamin B1 (Thiamin), 100 mg, Under The Tongue Quick Dissolve Sublingual Tablets, 100 Count, Increased Metabolism and Energy Production, Nervous System Support, Non-GMO
  • FEEL MORE ENERGIZED – Vitamin B1 (Thiamin) is a part of the B Complex, which is a group of essential nutrients. Vitamin B1 helps support the metabolism of energy in the body, lowers stress levels and is essential for a healthy nervous system.
  • JUST PURE INGREDIENTS – Non-GMO, gluten-free, preservative free, sugar free, dye free; no fillers, no additives, no excipients, no Magnesium Stearate or Silica. Other vitamins require lots of binders to hold them together. Our Micro tablets only contain the pure active nutrients and other necessary natural ingredients.
  • MICROLINGUAL VITAMINS – Melts that dissolve instantly with no pills to swallow. Superior Source pioneered the world's best delivery system of sublingual vitamins that melt fast under the tongue and give maximum absorption for the body.
  • GMP CERTIFIED QUALITY - We test all incoming raw materials for the active ingredients, heavy metals, GMOs, and microbial contamination through a third-party certified laboratory. Once manufactured, the Superior Source MicroLingual tablets go for additional potency, contaminant and purity testing. Once we confirm that the finished product meets or exceeds our GMP compliant quality standards it is released to you
  • SUPERIOR SOURCE, THE COMPANY THAT CARES - Creating pure MicroLingual vitamins since 1998 in our family owned manufacturing facility. We are a company built from love for health, wellness, fitness, nutrition, and the need for a better life.
#17 Real Supplements Rated Best in 2020
Thiamax Vitamin B1 (Thiamine TTFD) Capsules, No Fillers or Flow Agents, 100mg, 60 Count
181 Reviews
Thiamax Vitamin B1 (Thiamine TTFD) Capsules, No Fillers or Flow Agents, 100mg, 60 Count
  • High Intestinal Absorption*
  • Free transport across membranes*
  • Shown to increase brain thiamine content*
  • Therapeutic effect at low doses*
  • Non-GMO and does not contain gluten
#18 Real Supplements Rated Best in 2020
Vitamin B1 Thiamine Mononitrate - Liquid Drops Supplement - Aid Body Functions, Boost Energy, Support Metabolism Food Conversion (2 Fl Oz (Pack of 1))
38 Reviews
Vitamin B1 Thiamine Mononitrate - Liquid Drops Supplement - Aid Body Functions, Boost Energy, Support Metabolism Food Conversion (2 Fl Oz (Pack of 1))
  • LIQUID VITAMIN B1 - Liquid supplements are an easier and more convenient way of taking your daily dose of vitamins such as B1 (Thiamine)
  • THIAMINE MONONITRATE - Our Vitamin B1, also known as thiamine mononitrate, may help support metabolic function, support kidney function, support eye health, support exercise recovery and may help to maintain the nervous system
  • 1000% DAILY VALUE - Each serving (2ml) of our liquid drops contain 12mg of Vitamin B1
  • PROMOTES SKIN AND HAIR GROWTH - Thiamine mononitrate is widely used commercially as a nutritional aid and for cosmetic use due to its benefits in both areas
  • 100% SATISFACTION GUARANTEED - Hassel Free Returns
#19 Real Supplements Rated Best in 2020
BulkSupplements.com Thiamine HCl (Vitamin B1) Powder - Thiamine 100mg - Vitamin B Supplements - B1 Vitamins 100mg - VIT B1 (100 Grams - 3.5 oz)
219 Reviews
BulkSupplements.com Thiamine HCl (Vitamin B1) Powder - Thiamine 100mg - Vitamin B Supplements - B1 Vitamins 100mg - VIT B1 (100 Grams - 3.5 oz)
  • A B1 vitamin supports metabolic function and promotes healthy eyes*
  • Thiamine B1 supplement works to support the kidneys and fortifies the nervous system*
  • Helps support brain function*
  • Aids cognition & memory*
  • Assists in exercise recovery*
#20 Real Supplements Rated Best in 2020
Vitamatic Vitamin B1 (Thiamine) 500mg, 120 Capsules
627 Reviews
Vitamatic Vitamin B1 (Thiamine) 500mg, 120 Capsules
  • Our B1 helps support nervous system function and convert food into cellular energy.*
  • Helps maintain energy levels & healthy heart function.*
  • Non-GMO & Gluten Free
  • Free of sugar, starch, soy, yeast, corn, wheat, egg, artificial color, flavor, & preservatives.
  • Made in the USA with strict GMP Standards

Best 10 Benefits of Thiamine

Thiamine, also known as vitamin B1, is a vital nutrient that aids in breaking down food into energy and supports the nervous and cardiovascular systems. Thiamine is abundant in foods such as pork, whole grains, beef, and nuts. Below are ten amazing benefits of this vitamin.

1. Prevents nerve damage

Research has shown that a thiamine deficiency can negatively impact the nervous system; one associated condition is encephalopathy. Proper intake of vitamin B1 stimulates the growth of structures such as myelin sheath, which protects nerves from damage.

2. Boosts energy

Thiamine is known to control compounds such as pyruvate dehydrogenase, transketolase, and α ketoglutarate dehydrogenase. These substances regulate the synthesis of adenosine triphosphate as well as carbohydrate metabolism. Regular thiamine intake ensures that metabolism occurs at an efficient rate.

3. Slows aging

This vitamin has numerous anti-aging, skin-nourishing properties. It helps protect the skin from acne scars, wrinkles, and age spots by preventing oxidative damage.

4. Promotes cardiovascular health

Vitamin B1 has been shown to boost ventricular function; this helps ward off heart failure and other diseases. It also assists in producing acetylcholine, a neurotransmitter that regulates heartbeat.

5. Stimulates the brain

Multiple studies have shown that a thiamine deficiency can lead to severe neurological disorders such as Alzheimer’s. regular intake stimulates the brain and improves memory and concentration.

6. Protects vision

Thiamine supplements protect the eyes from numerous conditions. This vitamin boosts nerve signals and protects the eye muscles, thereby preventing issues such as glaucoma and cataracts.

7. Promotes gastrointestinal health

Hydrochloric acid, the acid found in the stomach, cannot be produced without thiamine. Vitamin B1 lowers the levels of compounds such as pyruvate and lactate, which can cause gastrointestinal distress. This nutrient also helps maintain muscle tone in the abdomen.

8. Boosts immunity

Research has shown some connections between a vitamin B1 deficiency and disorders of the thyroid and immune systems. Without proper thiamine, the body is unable to absorb the nutrients it needs to ward off infections, thus resulting in more frequent illness and even autoimmune diseases.

9. Combats stress

Thiamine helps produce the neurotransmitters necessary for maintaining a mild disposition. Too little thiamine can cause the level of certain hormones to rise, thereby increasing stress. Regular vitamin B1 intake is known to positively affect the brain and naturally combat anxiety and depression.

10. Regulates appetite

Recent research has shown thiamine to be an effective appetite booster. A deficiency in this vitamin can lead to undereating and unhealthy weight loss.


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