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Why Do I Feel Sleepy After Taking Collagen? Understanding the Connection
All About Collagen > Why Do I Feel Sleepy After Taking Collagen? Understanding the Connection

Why Do I Feel Sleepy After Taking Collagen? Understanding the Connection

07/26/2025 By Bubs Naturals

Table of Contents

  1. Introduction
  2. The Composition of Collagen
  3. The Effects of Collagen on Sleep
  4. Potential Reasons for Drowsiness After Taking Collagen
  5. Tips to Manage Drowsiness from Collagen
  6. Conclusion

Have you ever noticed a wave of drowsiness washing over you after taking your collagen supplement? You're not alone. Many individuals report feeling unexpectedly sleepy after consuming collagen, leading them to question the reasons behind this phenomenon. Today, we’ll delve into the science behind collagen, the compounds it contains, and how they may influence your energy levels and sleep patterns.

As a wellness brand driven by the legacy of Glen "BUB" Doherty, we at BUBS Naturals believe in the power of clean, functional, science-backed supplements. Our mission isn't just about enhancing your health; it’s about helping you live a life of adventure and purpose. In this blog, we’ll explore the complexities of collagen and why it might be making you feel sleepy, while also providing insights into how to incorporate it effectively into your wellness routine.

Introduction

Collagen is often hailed as a miracle worker for skin, hair, nails, and joint health. But as we embark on our journey to better understand this protein, we encounter a curious question: why do some people feel sleepy after taking collagen? The intersection between collagen supplementation and sleepiness is not just an anecdote; it has roots in the biochemical properties of collagen itself.

Collagen is the most abundant protein in our body, forming the foundation of connective tissues, including skin, cartilage, and bones. As we age, our natural collagen production declines, leading many to seek out collagen supplements to support their body’s needs. However, the side effect of drowsiness can leave some individuals puzzled and concerned.

In this post, we will investigate the following key areas:

  1. The Composition of Collagen: Understanding what collagen is and its role in the body.
  2. The Effects of Collagen on Sleep: Exploring how collagen can influence sleepiness.
  3. Potential Reasons for Drowsiness: Analyzing why some individuals feel tired after taking collagen.
  4. Tips to Manage Drowsiness: Providing actionable strategies to reduce daytime sleepiness.
  5. Conclusion and Reflections: Summarizing the insights gained from our exploration.

By the end of this article, we hope you will have a clearer understanding of why collagen might be affecting your energy levels and how you can manage it effectively.

The Composition of Collagen

Collagen is a structural protein made up of amino acids, primarily glycine, proline, and hydroxyproline. It serves as a building block for various tissues, contributing to the strength and elasticity of skin, cartilage, and bones. As mentioned earlier, collagen production diminishes with age, prompting many to turn to supplements.

Types of Collagen Supplements

There are several types of collagen supplements available, most commonly derived from bovine, marine, or porcine sources. Hydrolyzed collagen—also known as collagen peptides—is the most popular form, as it is broken down into smaller, easily absorbed amino acids.

Key Amino Acids in Collagen

  • Glycine: Makes up about one-third of collagen’s amino acid content. Glycine is known for its calming effects and may promote better sleep.
  • Proline: Important for the production of collagen itself and can support cardiovascular health.
  • Hydroxyproline: Stabilizes the collagen structure, enhancing its strength and resilience.

Understanding these components is crucial as they can help us unravel the connection between collagen supplementation and sleepiness.

The Effects of Collagen on Sleep

Research has suggested that certain amino acids in collagen, particularly glycine, can impact sleep quality. Glycine is recognized for its role as an inhibitory neurotransmitter in the brain, which may promote relaxation and assist in sleep regulation.

Glycine and Serotonin

Glycine has been shown to increase serotonin levels, a hormone that plays a vital role in regulating mood and sleep. Serotonin is a precursor to melatonin, the hormone responsible for managing our sleep-wake cycles. Increased levels of glycine and serotonin can lead to improved sleep quality, but for some, this may result in feelings of drowsiness during daylight hours.

Potential Reasons for Drowsiness After Taking Collagen

Several factors contribute to why some individuals might feel sleepy after consuming collagen supplements:

1. High Glycine Content

As mentioned, collagen is rich in glycine. While glycine can enhance sleep quality, it may also lead to drowsiness, especially if taken during the day. Those who are particularly sensitive to glycine might experience more pronounced effects.

2. Increase in Tryptophan

Collagen supplementation can boost levels of tryptophan, another amino acid that promotes sleepiness. Tryptophan is essential for serotonin production, which can contribute to feelings of calm and relaxation.

3. Melatonin Secretion

There is evidence suggesting that collagen can stimulate the release of melatonin. Increased melatonin levels can enhance sleepiness, especially if collagen is taken at inappropriate times.

4. Blood Sugar Changes

Some collagen products may contain carbohydrates or be taken with vitamin C to improve absorption. For individuals sensitive to blood sugar fluctuations, this combination can lead to a drop in energy levels, resulting in feelings of fatigue or drowsiness.

Tips to Manage Drowsiness from Collagen

If you're experiencing unwanted drowsiness after taking collagen supplements, here are some strategies you can implement:

1. Timing of Supplementation

Consider taking collagen in the evening, as its calming effects can be more beneficial during this time. This aligns with the natural sleep-wake cycle, allowing you to harness its sleep-promoting qualities.

2. Adjust Dosage

If you find that even a small dose of collagen makes you feel overly tired, try reducing the dosage. Starting with a lower amount can help you gauge your body’s response.

3. Stay Hydrated

Dehydration can exacerbate feelings of fatigue. Ensure you’re drinking enough water throughout the day to maintain optimal hydration levels.

4. Combine with Other Nutrients

Some individuals find that taking collagen alongside other supplements, like B vitamins or adaptogens, can help mitigate drowsiness. These nutrients can provide a balanced boost in energy without interfering with sleep.

5. Consult a Healthcare Provider

If drowsiness persists and significantly impacts your daily life, it may be wise to consult a healthcare professional. They can help identify any underlying conditions or recommend alternative approaches to supplementation.

Conclusion

In summary, while collagen is an incredibly beneficial supplement for overall wellness, it can induce drowsiness in some individuals due to its high glycine content and effects on neurotransmitters like serotonin and melatonin. Understanding your body's response to collagen is key to optimizing its benefits while minimizing unwanted side effects.

At BUBS Naturals, we are committed to providing you with high-quality, clean collagen supplements that can seamlessly fit into your active lifestyle. If you’re ready to explore the potential benefits of collagen for your health, consider our Collagen Peptides as a part of your wellness journey.

As always, we encourage you to listen to your body and adjust your supplementation regimen as needed. Remember, your path to wellness is unique, and we're here to support you every step of the way.

FAQ

Q: Can collagen supplements help with sleep quality?
A: Yes, collagen, particularly due to its glycine content, can promote better sleep quality for some individuals.

Q: Why do I feel sleepy after taking collagen?
A: The amino acids in collagen, especially glycine, can have calming effects that may lead to drowsiness, particularly if taken during the day.

Q: Is it safe to take collagen every day?
A: For most people, daily collagen supplementation is safe. However, it’s best to consult with a healthcare provider if you experience persistent side effects.

Q: When is the best time to take collagen?
A: Many people find it beneficial to take collagen in the evening to leverage its sleep-promoting qualities.

Q: What are the additional benefits of collagen?
A: Collagen supports skin elasticity, joint health, muscle recovery, and overall wellness, making it a versatile supplement.

We hope this information helps you in your journey to understanding collagen and its effects on your body. Together, let’s embrace wellness, adventure, and the legacy of Glen "BUB" Doherty.

*Disclaimer:

These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease. Product results may vary from person to person.

Information provided on this site is solely for informational purposes only. It is not a substitute for professional medical advice. Do not use this information for diagnosing or treating a health problem or disease, or prescribing of any medications or supplements. Only your healthcare provider should diagnose your healthcare problems and prescribe treatment. None of our statements or information, including health claims, articles, advertising or product information have been evaluated or approved by the United States Food and Drug Administration (FDA). The products or ingredients referred to on this site are not intended to diagnose, treat, cure or prevent any disease. Please consult your healthcare provider before starting any supplement, diet or exercise program, before taking any medications or receiving treatment, particularly if you are currently under medical care. Make sure you carefully read all product labeling and packaging prior to use. If you have or suspect you may have a health problem, do not take any supplements without first consulting and obtaining the approval of your healthcare provider.

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