L-Carnitine

$7
$0.23/day

Increases fat burning and supports weight management*
Enhances exercise performance and endurance*
Improves heart health and cardiovascular function*
Aids brain function and cognitive performance*
30-day supply

Product variants

Allergens: Vegan**

Negative Interactions: None

Best taken in the daytime †

Pairs well with

L-Carnitine

$7
$0.23/day

Made in USA

Made in the USA with care, precision, and strict quality standards.

GMP certified

Crafted in GMP certified facilities to ensure safety, consistency, and reliability.

Third-party tested

Third-party tested to verify purity, potency, and transparency in every batch.

Backed by science

Backed by the latest science and research for formulations you can trust.

The Basics

Ingredients

Our L-carnitine is a free-form amino acid.

Key Ingredients:

500 mg Acetyl-L-Carnitine HCL

Free of: Dairy, gluten, soy, sugar, artificial colors or flavors.

** We cannot guarantee zero cross-contamination. Consume at your own discretion.

Usage guidelines

L-carnitine doesn’t have any negative interactions with any of our supplements.

† L-carnitine is best taken with water in the daytime. We do not allow both daytime and nighttime supplements in the same pack.

Benefits

L-carnitine is an amino acid-like compound that plays a crucial role in energy metabolism by facilitating the transport of fatty acids into the mitochondria, where they are converted into usable energy. By supplementing L-carnitine, individuals may experience increased fat burning and improved exercise performance. It can enhance endurance and reduce exercise fatigue by preserving glycogen stores and supporting efficient energy production. L-carnitine also has potential cardiovascular benefits, including improving heart health, reducing the risk of heart disease, and enhancing blood flow. Additionally, L-carnitine may positively affect brain function, mood, and cognitive performance.

Lifestyle suggestions

Engaging in regular physical activity, including a combination of cardiovascular exercises and strength training, can optimize fat-burning and energy metabolism. Consuming a well-balanced diet that includes lean protein sources, such as poultry, fish, and plant-based proteins, provides additional amino acids and supports muscle development. Prioritizing adequate hydration throughout the day helps optimize L-carnitine absorption and utilization. Managing stress levels and getting sufficient sleep contribute to overall health and energy levels.

Designed with you in mind

From the guidance provided by our quiz to the easy-tear sachets, our main goal is to make it a seamless experience to start your new life-changing routine.

Simplified nutrition

FAQs

Please read our FAQs page to find out more.

How does my subscription work?

Your subscription is simple and flexible. Each month, we automatically charge your card and deliver your personalized Healthbox directly to your door. You’re free to pause, update, or cancel your subscription anytime through your account settings—no strings attached. Consistent use helps build long-term wellness habits.

How can I edit my pack?

You can customize your pack at any time before your next order is processed. Just log in, go to “My Subscription” under your account, and select the items you want to add or remove. Keep in mind: once an order is charged, changes will apply to the next month’s pack.

How long will it take to feel the effects of the supplements?

Everyone’s body is different, so results can vary. Some people notice changes within a week, while others may need a few months. It depends on your current health, consistency, and what’s in your pack. What matters most is sticking with it—health is a long game!

Can I try Healthbox for one month?

Absolutely. You can start with one month and pause or cancel anytime. After your first order, head to your account settings to make changes—or just reach out to our team at hello@healthbox.store for help.

Can I change my delivery date?

Yes, you’re in full control of your deliveries. To move your next shipment, log into your account, go to “My Subscription,” and click “Edit Date.” You can delay, skip, or adjust your delivery schedule as needed. Just note that once an order is processed, it can’t be changed.

Can I retake the quiz?

Definitely! To update your recommendations, just click “Take the quiz” anywhere on our website. There’s no need to log in first—your new answers will guide us in building your updated personalized pack.