10 Best Tmg 3rd Party Tested of 2025

Tested and Reviewed: Top 10 Tmg 3rd Party Tested deals with expert ratings from 8.1 to a perfect 10

June 2026 Edition

Editor's Choice

9.7

Nutricost

Nutricost TMG (Trimethylglycine) 750mg, 120 Capsules

Editor's bottom line:

“This tmg 3rd party tested is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

750mg of TMG Per Capsule
120 Capsules Per Bottle
High Quality TMG (Trimethylglycine)
Non-GMO, Gluten Free, 3rd Party Tested
Made in a GMP Compliant, FDA Registered Facility

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Picked by 397 people today

9.5

Micro Ingredients

Micro Ingredients TMG 2000mg, 240 Capsules | Double Strength Betaine Anhydrous Trimethylglycine* | Non-GMO, Gluten Free

Main Highlights

Micro Ingredients TMG capsules deliver 2,000 mg trimethylglycine per serving using betaine anhydrous, a widely used form of TMG in modern nutritional supplementation.
Each bottle contains 240 capsules with a serving size of four capsules daily, providing a 60-serving supply. Capsule format offers a convenient option for adults looking to maintain a simple daily routine.
Trimethylglycine, also known as TMG or betaine anhydrous, is a naturally occurring compound found in foods such as beets and widely used in nutritional supplements.
A clean single-ingredient trimethylglycine formula designed for adults looking for a straightforward way to add TMG into everyday supplementation.
Non-GMO and manufactured in a cGMP-compliant facility. Lab tested for quality and purity. Free from gluten, soy, dairy, and tree nuts.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

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Best Value

9.5

Save 40%

Double Wood Supplements

TMG Trimethylglycine Supplement - 99%+ Tested Purity - 1,000mg Per Serving, 180 Capsules (TMG Supplements for Homocysteine Control) Genuine TMG with Fishy Smell, Gluten Free, Non-GMO

40% Off

Main Highlights

SUPPORTS ACTIVE LIFESTYLE: TMG capsules may support active lifestyle and overall physical performance
TMG SUPPLEMENTS TO LOWER HOMOCYSTEINE: Multiple studies show that supplementing with TMG (Trimethylglycine) in doses of 3,000mg may reduce homocysteine levels by up to 40%
GENUINE TMG WITH FISHY SMELL: Real TMG inherently has a fishy odor. Do not be alarmed by the smell as it is evidence the product you received is genuine TMG.
COMBINE WITH OUR METHYLATED MULTIVITAMIN FOR CARDIOVASCULAR HEALTH: TMG is the perfect ingredient to combine with our Methylated Multivitamin to support cardiovascular health
WE BOTTLE WELLNESS: At Double Wood, we provide pure, potent supplements that deliver exceptional value, all backed by careful sourcing and rigorous third-party testing.

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9.2

Save 10%

Genex Formulas

Genex Formulas TMG Supplement 1000mg (120 Capsules) - NSF Certified for Safety, Quality & Label Accuracy - Betaine Anhydrous Trimethylglycine - Liver Supplement - Gluten Free & Non-GMO - 30-Day Supply

10% Off

Main Highlights

NSF Certified for Your Safety & Confidence Genex Formulas TMG is independently tested and NSF certified, ensuring it meets strict standards for purity, potency, and label accuracy. Less than 1% of dietary supplements achieve NSF certification, highlighting our commitment to quality and transparency.
DERIVATIVE OF GLYCINE: Genex Trimethylglycine is derived from glycine, an essential amino acid. It provides a natural source of Trimethylglycine, also known as TMG. TMG supplements into your daily routine can help optimize your overall well-being.
2 DOSAGE OPTIONS: Genex TMG Supplement is available in two convenient dosage strengths: 500mg and 1000mg. This ensures that individuals have the flexibility to choose the dosage that aligns with their specific needs and preferences. Each bottle of Genex TMG provides a 30-day supply, allowing for consistent and convenient usage throughout the month. With these two dosage options, you can easily tailor your TMG intake to suit your personal requirements and goals.
HIGH-QUALITY MANUFACTURING: Genex Formulas takes pride in its commitment to producing premium supplements. The TMG supplement is manufactured in a state-of-the-art facility that is GMP (Good Manufacturing Practice) certified. This certification guarantees that the manufacturing process adheres to strict quality control measures and industry standards. By choosing Genex TMG, you can trust in the product's exceptional quality and efficacy, backed by meticulous manufacturing practices.
COMPREHENSIVE DIETARY COMPATIBILITY: Our TMG supplements are formulated to accommodate a wide range of dietary preferences and restrictions. Genex TMG is completely non-GMO, vegan-friendly and free from gluten, making it suitable for individuals following plant-based or gluten-free diets. The product has also undergone rigorous lab testing, ensuring its purity and safety. It contains no artificial flavors or colors, providing a clean and natural supplement option.
ALLERGEN-FREE FORMULATION: Our Trimethylglycine is designed to be inclusive and allergen-friendly. It does not contain milk, eggs, fish, soy, or yeast, making it an excellent choice for individuals with common allergen sensitivities or dietary restrictions. With Genex TMG, you can enjoy the benefits of this remarkable liver supplement without worrying about potential allergens or compromising your dietary needs.

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9.0

DORADO NUTRITION

TMG Trimethylglycine Supplement 1,000mg Per Serving (3 Month Supply) - TMG Supplements for Homocysteine Control - as Betaine Anhydrous - Vegan, Third Party Tested & Non GMO - USA Made - (180 Capsules)

Main Highlights

1000MG TMG PER SERVING Each serving delivers 1000mg of TMG (Trimethylglycine), also known as Betaine Anhydrous, to support your daily wellness routine.
SUPPORTS HEALTHY LIFESTYLE - TMG capsules help maintain physical performance and endurance, making them ideal for individuals with active or demanding daily routines.
DAILY SUPPORT FOR WOMEN & MEN A simple, once-daily supplement designed to complement your lifestyle and help maintain everyday nutritional balance.
Manufactured in the USA from Globally Sourced Ingredients - Dorado Nutrition is proudly a 100% American owned company creating jobs & better futures for all our employees & stakeholders. All of our supplements are manufactured in the USA! Our TMG Trimithylglycine Supplement capsules
MANUFACTURED IN A GMP CERTIFIED FACILITY - Our TMG Trimithylglycine Supplement capsules are GMP compliant to ensure premium quality. Our supplements are always free from unnecessary additives or preservatives and are third-party independently tested.

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8.8

Rho Nutrition

Rho Nutrition Liposomal TMG – Ultra High Absorption Liquid Trimethylglycine Supplement – Supports Methylation, Homocysteine Metabolism, Liver Function, Sport Performance, Recovery, Metabolic Energy

Main Highlights

ENERGY & LIVER SUPPORT: Liposomal TMG (Trimethylglycine), also known as betaine, is a naturally occurring nutrient found in foods like beets and spinach. It supports healthy methylation and homocysteine metabolism, key processes involved in cellular energy production, liver function, and overall metabolic balance.*
SUPPORTS PERFORMANCE, RECOVERY & BODY COMPOSITION: TMG plays a role in normal muscle energy and creatine production. When combined with regular training and balanced nutrition, it supports exercise performance, recovery, and healthy body composition over time.*
SUPPORTS CARDIOVASCULAR & HOMOCYSTEINE BALANCE: TMG supports healthy homocysteine metabolism, a naturally occurring compound in the body linked to heart health. Maintaining normal levels helps support overall cardiovascular function as part of a healthy lifestyle.*
PREMIUM LIPOSOMAL LIQUID FORMULA: Designed to help protect TMG during digestion and support efficient absorption and cellular delivery, this advanced liposomal system helps your body utilize trimethylglycine compared to standard non-liposomal capsule forms.*
PREMIUM QUALITY & THIRD-PARTY TESTED: Manufactured in the USA in a GMP-certified, FDA-registered facility. Non-GMO and free from gluten, soy, dairy, and nuts. Every batch undergoes third-party testing for identity, purity, potency, and contaminants to ensure consistent quality.*

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8.6

Save 25%

Life Extension

Life Extension TMG, trimethylglycine, Encourages Healthy homocysteine Levels, Non-GMO, Gluten-Free, Vegetarian, 60 Capsules

25% Off

Main Highlights

TMG for heart health TMG supplements help maintain normal homocysteine levelsa key biomarker of cardiovascular health.
Well-researched amino acid TMGs heart health benefits have been documented since the 1950s.
Take as capsules or powder To make supplementing more convenient, TMG is available to take two different ways: as a capsule or in powder form, so you can choose what is best for you.
Ingredients matter We use only the finest raw ingredients with the quality and purity you deserve. The majority of our products are non-GMO, gluten-free and manufactured in the USAand a Certificate of Analysis is available for every one.
Live your healthiest life We believe the answers to a healthier life are within reach, and that scientific research is the key to getting us there. Thats why so many of our formulas feature specific ingredients and amounts based on scientific studies.

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8.3

10X Health System

10X Health TMG Supplements - Trimethylglycine Supplement for Liver Support, Heart Wellness, Energy, Homocysteine Levels - TMG Capsules with Betaine Anhydrous - Non-GMO & Gluten-Free - 60 Capsules

Main Highlights

Better Heart Health: Support heart health with 10X TMG, a trimethylglycine supplement rich in glycine betaine to support good homocysteine levels and methylation. Trusted homocysteine supplements for heart support and methylated vitamins synergy.
Supports Optimal Homocysteine Levels: Backed by science, our high-potency TMG supplement helps maintain optimal homocysteine levels. Use with homocysteine supplements for complete support and overall wellness.
Clean Amino Acids for Wellness: Formulated with 1000mg betaine TMG (per 2-capsule serving) and glycine betaine, these TMG supplements 1000mg support liver function, methylation cycles, and cellular balance, crafted for long-term wellness and vitality.
Boosts Energy and Vitality: Supercharge your vitality with 10X TMG, crafted to support energy, mitochondrial health, and performance. Powered by Betaine Anhydrous, its your go-to betaine TMG for strength, stamina, and complete cellular function.
Quality and Safety Assured: The 10X TMG Supplements from 10X Health System are made with premium ingredients, put through careful testing to ensure potency and purity, and are perfect for people looking to take control of their health and wellness.

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8.1

Save 5%

BulkSupplements

BulkSupplements.com TMG Capsules - Trimethylglycine as Betaine Anhydrous, TMG Supplement - Gluten Free, 2 Capsules per Serving (1500mg), 240 Count (Pack of 1)

5% Off

Main Highlights

Maximize your Potential: Take your active lifestyle to the next level with our Trimethylglycine capsules, also known as Betaine Anhydrous. Each serving is tailored to support your strength and fitness goals, perfect for anyone aiming to enhance their performance and achieve more.
Versatility for all Lifestyles: Whether you're an athlete, a sprinter, or someone simply looking to stay active, our TMG Trimethylglycine supplement, in TMG capsules, fits seamlessly into your regimen, adaptable to a wide range of dietary needs and preferences.
Nutritional Component Each serving provides TMG (trimethylglycine) in convenient capsule form, a naturally occurring compound commonly included in nutritional formulations. This ingredient delivers a consistent source of TMG without added fillers, flavors, or colors, making it suitable for customers seeking a straightforward and easy-to-use supplement for their daily routine.
Produced in a cGMP-Compliant Facility: Manufactured in a facility that follows current Good Manufacturing Practices (cGMP), ensuring a consistent and reliable product. This reflects our commitment to quality and care in every step of the process.
Made with Quality and Integrity: All our supplements are produced with a focus on clarity, consistency, and high standards. Every batch is tested to help ensure quality and peace of mind for wellness-focused consumers.

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8.1

NatureBell

NatureBell TMG Supplements 1,500mg, 240 Capsules | Max Strength Betaine Anhydrous Trimethylglycine – Supports Healthy Homocysteine Balance, Heart & Liver Health – Non-GMO, Gluten Free

Main Highlights

Maximum potency TMG capsules, 1,500mg trimethylglycine per serving, stable betaine anhydrous form, essential for natural homocysteine balance, heart, and liver health.
Each bottle contains 240 capsules, providing a high bioavailable form and stable supply of TMG for men and women.
TMG's potent methyl-donating properties support natural longevity and youthful aging, it plays a crucial role in various cellular processes that keep the body running smoothly.
Whether youre an athlete or office worker, TMG offers natural energy by supporting creatine synthesis, which promotes lasting energy during any activity.
Authentic non-GMO ingredients that are free of wheat, soy, dairy, gluten, eggs, fish, shellfish, peanuts, and tree nuts. All products are also 3rd party lab tested for safety and potency.

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Our Best Overall Choice

Best Choice

9.7

Nutricost

Nutricost TMG (Trimethylglycine) 750mg, 120 Capsules

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

750mg of TMG Per Capsule
120 Capsules Per Bottle
High Quality TMG (Trimethylglycine)
Non-GMO, Gluten Free, 3rd Party Tested
Made in a GMP Compliant, FDA Registered Facility

Show Price

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