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Shop Imported L-Carnitine Supplements from Global Brands Online in Brazil

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ALPHA LION Burn2O L-Carnitine Liquid 2000mg Stim Free Super Thermogenic Fat Burner with MitoBurn & CaloriBurn GP, Metabolism Booster, Zero Calorie, Sugar-Free 31 Servings, Grapezilla Flavor
US Loja
ALPHA LION

ALPHA LION Burn2O L-Carnitine Liquid 2000mg Stim Free Super Thermogenic Fat Burner ...
4.2

4k+ bought

R$ 416

Nutricost L-Carnitine Tartrate 500mg, 240 Capsules - 1000mg Per Serving 2 Bottles
US Loja
Nutricost

Nutricost L-Carnitine Tartrate 500mg, 240 Capsules - 1000mg Per Serving 2 Bottles
4.6

1k+ bought

R$ 331

42% OFF
Lean Sauce Liquid L-Carnitine 3500 - Pre Workout Formula, Stimulant Free for Optimal Absorption, Energy & Muscle Support - 15% More 3500 vs 3000
US Loja
Pump Sauce

Lean Sauce Liquid L-Carnitine 3500 - Pre Workout Formula, Stimulant Free for ...
4.4

900+ bought

R$ 147 255

DR. MARTINS NUTRITION Extra Strength L-Carnitine - 200 Capsules - 1000mg Per Serving - Boost Your Metabolism and Increase Performance
US Loja
DR. MARTIN'S NUTRITION

DR. MARTINS NUTRITION Extra Strength L-Carnitine - 200 Capsules - 1000mg Per ...
4.6

800+ bought

R$ 193

NOW Foods Supplements, L-Carnitine 1,000 mg, Purest Form, Carnipure, Amino Acid, Fitness Support, Tablets, 150 Count
US Loja
NOW Foods

NOW Foods Supplements, L-Carnitine 1,000 mg, Purest Form, Carnipure, Amino Acid, ...
4.7

700+ bought

R$ 341

NOW Foods Sports Nutrition, L-Carnitine Liquid 1000 mg, Highly Absorbable, Citrus, 16-Ounce
US Loja
NOW Foods

NOW Foods Sports Nutrition, L-Carnitine Liquid 1000 mg, Highly Absorbable, Citrus, ...
4.6

600+ bought

R$ 154

Life Extension Optimized Carnitine, Three Forms of L-carnitine, Promotes Heart & Brain Health, Gluten Free, Non-GMO, Vegetarian, 60 Capsules
US Loja
Life Extension

Life Extension Optimized Carnitine, Three Forms of L-carnitine, Promotes Heart & ...
4.6

600+ bought

R$ 211

NOW Foods Sports Nutrition, L-Carnitine Liquid, Triple Strength 3000 mg, Citrus, 16-Ounce
US Loja
NOW Foods

NOW Foods Sports Nutrition, L-Carnitine Liquid, Triple Strength 3000 mg, Citrus, ...
4.5

600+ bought

R$ 220

Sheer Strength Labs Burner for Men - Clinically Backed Dose, Strongest Formula - Made in USA - Premium Blend of Rauwolscine, L-Carnitine, Capsaicin. 30 Servings
US Loja
Sheer Strength Labs

Sheer Strength Labs Burner for Men - Clinically Backed Dose, Strongest Formula - ...
4.1

600+ bought

R$ 339

33% OFF
NOW Supplements, L-Carnitine 250 mg, Purest Form, Amino Acid, Fitness Support*, 60 Veg Capsules
US Loja
NOW Foods

NOW Supplements, L-Carnitine 250 mg, Purest Form, Amino Acid, Fitness Support*, 60 ...
4.6

400+ bought

R$ 99 147

ProSupps L-Carnitine Liquid 1500, Stimulant-Free Liquid Shots for Men & Women - Clean Workout Drink for Energy, Performance & Muscle Recovery - No Sugar, No Carbs - 31 Servings, Berry
US Loja
ProSupps

ProSupps L-Carnitine Liquid 1500, Stimulant-Free Liquid Shots for Men & Women - ...
4.5

300+ bought

R$ 201

Super Strength L-Carnitine 1000mg Servings Plus Calcium for Boosted Metabolism and Improved Muscle Gain - Arazo Nutrition
US Loja
Arazo Nutrition

Super Strength L-Carnitine 1000mg Servings Plus Calcium for Boosted Metabolism and ...
4.5

300+ bought

R$ 208

NOW Foods Supplements, L-Carnitine 500mg, Purest Form, Amino Acid, Fitness Support*, 180 Veg Capsules
US Loja
NOW Foods

NOW Foods Supplements, L-Carnitine 500mg, Purest Form, Amino Acid, Fitness ...
4.6

300+ bought

R$ 277

ANDREW LESSMAN Energy and Fat Metabolism Factors 60 Capsules - Promotes Optimum Fat Burning and Energy Metabolism, with Carnitine, Green Tea, Guarana, Ginseng, B-Complex. Easy to Swallow Capsules
US Loja
ANDREW LESSMAN

ANDREW LESSMAN Energy and Fat Metabolism Factors 60 Capsules - Promotes Optimum Fat ...
4.5

200+ bought

R$ 200

19% OFF
Nutrex Research Carniburn Liquid L Carnitine 3000mg Thermogenic Liquid Fat Burner for Men & Women with MitoBurn, InnoSlim, GBBGO - Stimulant Free Metabolism Booster - Berry Blast 31 SV
US Loja
Nutrex Research

Nutrex Research Carniburn Liquid L Carnitine 3000mg Thermogenic Liquid Fat Burner ...
4.8

200+ bought

R$ 339 416

5% Nutrition Rich Piana Liquid L-Carnitine 3150 | Premium 4 Source Blend + GBB, The Super Carnitine Watermelon Candy
US Loja
5% Nutrition

5% Nutrition Rich Piana Liquid L-Carnitine 3150 | Premium 4 Source Blend + GBB, The ...
4.3

100+ bought

R$ 270

NOW Foods Supplements, L-Carnitine L-Carnitine Tartrate Pure Powder, Boosts Cellular Energy, Amino Acid, 3-Ounce
US Loja
NOW Foods

NOW Foods Supplements, L-Carnitine L-Carnitine Tartrate Pure Powder, Boosts ...
4.3

100+ bought

R$ 179

CDE Liquid L-Carnitine 3000mg Packets with Vitamin B5 B6 & Electrolytes - On-the-Go Travel Pouches for Pre-Workout Energy & Fat Metabolism - Fat Burner Formula, Sugar Free|Lemon-Lime Flavor, 15 Count
US Loja
CDE

CDE Liquid L-Carnitine 3000mg Packets with Vitamin B5 B6 & Electrolytes - On-the-Go ...
4.5

100+ bought

R$ 109

13% OFF
Now Foods L-Carnitine 500 mg 180 Capsules
US Loja
NOW Foods

Now Foods L-Carnitine 500 mg 180 Capsules
4.7

100+ bought

R$ 263 301

MRM Nutrition CoQ-10 L-Carnitine Liquid - for Women & Men - 32 Servings | Orange-Vanilla Flavored Energy and Antioxidant Formula, Naturally Derived CoQ10 and L-Carnitine for Cellular and Heart Health
US Loja
MRM

MRM Nutrition CoQ-10 L-Carnitine Liquid - for Women & Men - 32 Servings | ...
4.6

100+ bought

R$ 286

Ronnie Coleman Signature Series L-Carnitine XS 3000 Liquid, Amino Acids Metabolism and Lean Muscle Strength Support, Stimulant Free, Sugar Free, Zero Carbs, Strawberry Kiwi, 16 Oz
US Loja
Ronnie Coleman Signature Series

Ronnie Coleman Signature Series L-Carnitine XS 3000 Liquid, Amino Acids Metabolism ...
4.3

100+ bought

R$ 156

16% OFF
Now Supplements L-Carnitine 250 mg, Purest Form, Amino Acid, Fitness Support, Metabolic Support, 120 Vegetarian Capsules, Gluten Free, Vegan, Kosher, Non-GMO
US Loja
NOW Foods

Now Supplements L-Carnitine 250 mg, Purest Form, Amino Acid, Fitness Support, ...
4.6

100+ bought

R$ 173 205

Whole Foods Market, Free-Form L-Carnitine 500mg, Vegan, 60 Count
US Loja
365 by Whole Foods Market

Whole Foods Market, Free-Form L-Carnitine 500mg, Vegan, 60 Count
4.5

100+ bought

R$ 163

Solgar L-Carnitine 500 mg - 60 Tablets - Non-GMO, Vegan, Gluten Free, Dairy Free, Kosher - 30 Servings
US Loja
Solgar

Solgar L-Carnitine 500 mg - 60 Tablets - Non-GMO, Vegan, Gluten Free, Dairy Free, ...
4.2

50+ bought

R$ 239

11% OFF
ALLMAX Nutrition Liquid L-Carnitine 1500 Miligrams, Fruit Punch, 16 oz 473 ml
US Loja
ALLMAX

ALLMAX Nutrition Liquid L-Carnitine 1500 Miligrams, Fruit Punch, 16 oz 473 ml
4.6

50+ bought

R$ 170 192

NOW Foods L-Carnitine Liquid 3000mg, 16 oz 2 Pack
US Loja
NOW Foods

NOW Foods L-Carnitine Liquid 3000mg, 16 oz 2 Pack
4.5

50+ bought

R$ 409

NutraBio L-Carnitine Liquid Shots 3000mg, Peach Rings 10mg of Vitamin B-5 Zero Carbs & Sugars Energy Production Muscle Recovery
US Loja
NutraBio

NutraBio L-Carnitine Liquid Shots 3000mg, Peach Rings 10mg of Vitamin B-5 Zero ...
4.4

50+ bought

R$ 262

iSatori L-Carnitine LS3 3000, Liquid L-Carnitine with Acetyl L-Carnitine, L-Carnitine L-Tartrate, Stimulant Free Pre Workout, Low Calorie, No Sugar, Gluten, Keto-Friendly, Sour Cherry 32 Servings
US Loja
iSatori

iSatori L-Carnitine LS3 3000, Liquid L-Carnitine with Acetyl L-Carnitine, ...
4.5

50+ bought

R$ 262

9% OFF
FLXRX Liquid L-Carnitine 3000mg Fat Metabolism & Energy Support for Men & Women | Stimulant-Free, No Sugar, No Carbs | Fast-Absorbing Pre-Cardio Formula | Blue Gummy Shark Flavor | 31 Servings
US Loja
FLXRX Nutrition

FLXRX Liquid L-Carnitine 3000mg Fat Metabolism & Energy Support for Men & Women | ...
4.4

50+ bought

R$ 224 247

Best Naturals L-Carnitine Fumarate 1000mg per Tablet - 120 Count - Boosts Cellular Energy
US Loja
Best Naturals

Best Naturals L-Carnitine Fumarate 1000mg per Tablet - 120 Count - Boosts Cellular ...
4.4

50+ bought

R$ 147

Ronnie Coleman Signature Series L Carnitine XS 4000 Liquid, Stimulant Free, Sugar Free, Zero Carbs, Lean Muscle Strength Support for Men & Women, 16 Oz 16 oz, Cotton Candy 4000
US Loja
Ronnie Coleman Signature Series

Ronnie Coleman Signature Series L Carnitine XS 4000 Liquid, Stimulant Free, Sugar ...
3.6

50+ bought

R$ 286

InnoSupps Volcarn 2000 - L-CARNITINE Advanced Energy Liquid | ATP Enhancer with GBEEC | Boosts Energy, Enhances Focus, Caffeine Free, No Artificial Sweeteners | 32 Servings Rainbow Sherbet
US Loja
InnoSupps

InnoSupps Volcarn 2000 - L-CARNITINE Advanced Energy Liquid | ATP Enhancer with ...
4.5

50+ bought

R$ 286

17% OFF
Dr. Mercola Carnitine Complex - Supports Cellular Energy & Brain Function - L-Carnitine & Acetyl-L-Carnitine Blend - Non-GMO - Gluten-Free - 60 Capsules
US Loja
Dr. Mercola

Dr. Mercola Carnitine Complex - Supports Cellular Energy & Brain Function - ...
4.7

50+ bought

R$ 185 224

SteelFit Steel Burn, Premium Liquid L-Carnitine, 3000mg - Stimulant-Free & Clean Workout Drink for Men & Women Supports Healthy Weight Loss Management & Fat Metabolism - 31 Servings, Sour Gummy Worm
US Loja
SteelFit

SteelFit Steel Burn, Premium Liquid L-Carnitine, 3000mg - Stimulant-Free & Clean ...
4.2

50+ bought

R$ 224

Pure Encapsulations CoQ10 l-Carnitine Fumarate | Ultra-Charged Cardiovascular Support* | 120 Capsules
US Loja
Pure Encapsulations

Pure Encapsulations CoQ10 l-Carnitine Fumarate | Ultra-Charged Cardiovascular ...
4.7

50+ bought

R$ 893

ALLMAX Essentials L-CARNITINE Tartrate - 120 Capsules - Stimulant-Free Metabolizer - Boosts Energy, Performance & Recovery - Gluten Free & Vegetarian - 60 Servings
US Loja
ALLMAX

ALLMAX Essentials L-CARNITINE Tartrate - 120 Capsules - Stimulant-Free Metabolizer ...
4.6

50+ bought

R$ 224

5% OFF
Best Naturals Beet Root Powder 500 Mg & L-Carnitine 1000mg
US Loja
Best Naturals

Best Naturals Beet Root Powder 500 Mg & L-Carnitine 1000mg

R$ 198 209

Pure Original Ingredients L-Carnitine L-Tartrate 100 Capsules Always Pure, No Additives Or Fillers, Lab Verified
US Loja
PURE ORIGINAL INGREDIENTS

Pure Original Ingredients L-Carnitine L-Tartrate 100 Capsules Always Pure, No ...
4.6

R$ 136

Metabolic Nutrition L Carnitine 3500 16 fl. oz, Green Apple Candy
US Loja
Metabolic Nutrition

Metabolic Nutrition L Carnitine 3500 16 fl. oz, Green Apple Candy

R$ 247

Anabol Naturals L-Carnitine 120 Capsules- 500mg Pure L-Carnitine Per Capsule, 120 Servings
US Loja
Anabol Naturals

Anabol Naturals L-Carnitine 120 Capsules- 500mg Pure L-Carnitine Per Capsule, 120 ...

R$ 308

Ronnie Coleman Signature Series L-Carnitine XS 3000 Liquid, Amino Acids Metabolism and Lean Muscle Strength Support, Stimulant Free, Sugar Free, Zero Carbs, Blue Razz, 16 Oz
US Loja
Ronnie Coleman Signature Series

Ronnie Coleman Signature Series L-Carnitine XS 3000 Liquid, Amino Acids Metabolism ...
4.6

R$ 262

Kirkman L-Carnosine 200 mg - Hypoallergenic 90 Vegetarian Capsules Amino Acid Gluten Free Casein Free
US Loja
Kirkman

Kirkman L-Carnosine 200 mg - Hypoallergenic 90 Vegetarian Capsules Amino Acid ...
4.5

R$ 374

Ronnie Coleman Signature Series L-Carnitine XS 3000 Liquid, Amino Acids Metabolism and Lean Muscle Strength Support, Stimulant Free, Sugar Free, Zero Carbs, Orange Smash, 16 Oz
US Loja
Ronnie Coleman Signature Series

Ronnie Coleman Signature Series L-Carnitine XS 3000 Liquid, Amino Acids Metabolism ...
4.3

R$ 216

ProSupps L-Carnitine 3000 Stimulant Free Liquid Shots Berry and Mr. Hyde Signature Series Pre-Workout Energy Powdered Drink Fruit Punch Bundle
US Loja
ProSupps

ProSupps L-Carnitine 3000 Stimulant Free Liquid Shots Berry and Mr. Hyde Signature ...

R$ 416

Shop L-Carnitine Supplements – Boost Energy, Endurance & Fat Metabolism – Ubuy Brazil

In the pursuit of peak physical performance and a lean physique, the body relies on a complex series of metabolic handshakes. L-carnitine supplements act as the essential molecular shuttle, responsible for transporting long-chain fatty acids into the mitochondria—the "powerhouses" of your cells. By bridging the gap between stored lipids and active energy production, L-carnitine serves as the "resonance box" for your metabolism, amplifying your body's ability to torch fat while preserving precious muscle glycogen.

At Ubuy, we are dedicated to bridging the gap between premium international sports science and fitness enthusiasts in Brazil. Whether you are looking to sharpen your focus or push through a grueling evening session at Aspire Zone, our curated selection of health & supplements provides the metabolic edge you need. To further optimise your results, many of our customers also explore related categories like sports nutrition or broader amino acid supplements to build a comprehensive performance stack.

The Expert Framework: How to Choose the Right L-Carnitine Supplements

Navigating the landscape of 2026 sports nutrition requires a technical understanding of forms and delivery systems. To ensure you are choosing a supplement that aligns with your physiological goals, consider these expert criteria:

Check Out Different Types of L-Carnitine Supplements at Ubuy Brazil

As metabolic science evolves, the variety of L-carnitine available has expanded to address specific fitness and lifestyle goals.

L-Carnitine L-Tartrate (The Athlete’s Choice)

This form is widely regarded as the most effective for physical exercise. It is specifically formulated to assist with muscle soreness and recovery. By taking L-carnitine tartrate, you are helping your body clear metabolic waste products faster, allowing you to return to your training with renewed vigour.

Acetyl-L-Carnitine (ALCAR) for Mental Edge

The "soul" of ALCAR lies in its ability to support both the body and the brain. Acetyl L-carnitine powder provides an acetyl moiety that can be used for energy or as a precursor for neurotransmitters like acetylcholine. It’s the perfect "vibe" for the professional who needs to stay sharp during the day and perform in the gym by night.

Specialised L-Carnitine Fat Burners

These are formulated specifically for those in a "cutting" phase. An L-carnitine fat burner usually combines carnitine with thermogenic agents to increase calorie expenditure while simultaneously ensuring that the fat being released is actually transported and burned.

Convenient Tablets and Capsules

For the busy individual in Brazil, L-carnitine capsules offer a tasteless, portable way to maintain consistent carnitine levels. These are ideal for those who prefer not to deal with powders or the strong taste often associated with liquid carnitine.

Reddit user feedback:

I have an undiagnosed issue with fatigue and muscle weakness. I am still working with doctors to find out what it is, probably genetic or metabolic. I started taking acetyl-L carnitine as trial and error by my doctor. Let me tell you this, it is a life saver for me. I have pcos and my cycle has never been regular. I have not been able to workout since 2022 due to this undiagnosed health condition. My periods have never been regular, I’ve had no energy. Since taking carnitine, my periods are like clockwork. I have more energy. It’s like it’s solving a lot of my problems. I bet it’s helping with insulin resistance too. I love those stuff. I hope I can take it for life, safely.

Source: r/Supplements (Reddit)

Top Brands Available at Ubuy Brazil

We bring the soul of global sports nutrition to your doorstep, featuring brands that have defined the industry through clinical research and athlete trust:

MuscleTech: The brand of the "advanced" athlete. MuscleTech focuses on high-performance vibration, often featuring patented delivery technologies that ensure their best L-carnitine supplement options hit your system exactly when your muscles are most receptive.

Frequently Asked Questions About L-Carnitine Supplements in Brazil

  • What are the benefits of taking L-Carnitine supplements?

    The primary benefit of L-carnitine supplements is the enhancement of fat oxidation. By helping transport fat into the mitochondria, they provide a sustained energy source, reduce the buildup of lactic acid, and support cardiovascular health by keeping the heart—a fat-hungry muscle—well-fuelled.

  • Can L-Carnitine supplements help with weight loss?

    Yes, particularly when combined with regular exercise. As an L-carnitine fat burner, it ensures that the fatty acids released from your fat cells are actually used for fuel rather than being re-esterified and stored. It is one of the best L-carnitine for weight loss tools because it helps maintain energy levels even while in a calorie deficit.

  • When is the best time to take L-Carnitine supplements?

    For performance, the best time is typically 30–60 minutes before your workout. Taking it with a small amount of carbohydrates can help spike insulin, which assists in "pushing" the carnitine into the muscle cells where it is needed most.

  • Are L-Carnitine supplements safe for daily use?

    In general, yes. Most clinical studies suggest that daily doses of up to 2,000mg to 3,000mg are well-tolerated. However, it is always recommended to check with a healthcare professional in Brazil before starting any new L-carnitine supplement regimen, especially if you have underlying health conditions.

  • Is L-Carnitine suitable for vegetarians and vegans?

    Since the primary natural sources of carnitine are red meats and dairy, vegetarians and vegans often have lower baseline levels. Most L-carnitine supplements available at Ubuy are synthetically produced and use L-carnitine capsules made from vegetable cellulose, making them an excellent choice for plant-based lifestyles.