What Bugs Can Bearded Dragons Eat: A Comprehensive Guide

Bearded Dragons are fascinating creatures, known for their charismatic demeanor and distinct appearance. Originating from the arid regions of Australia, their diet in the wild consists of a variety of insects and occasional greens. In captivity, providing the right nutrition is essential for their health and well-being. This guide aims to detail “What Bugs Can Bearded Dragons Eat” and delve into the various facets of their insectivorous diet. The emphasis will be on the importance of bugs in their diet, the nutritional aspects of these insects, and tips on how to best serve them.

Understanding the Dietary Needs of Bearded Dragons

Bearded Dragons, often lovingly referred to as “Beardies,” are among the most popular pet reptiles globally.

Their active nature, combined with relatively straightforward care requirements, has endeared them to reptile enthusiasts. A pivotal aspect of that care is understanding their dietary needs.

1. Evolutionary Perspective

Originating from the arid regions of Australia, the diet of Bearded Dragons has evolved over millennia to be predominantly insectivorous, especially during their juvenile stages. This diet transitions to be more herbivorous as they reach adulthood. The change in dietary preference can be attributed to the availability of food in their natural habitat and the need for increased nutrients during their growth phase.

2. Nutritional Needs

Bearded Dragons require a balanced intake of proteins, fats, calcium, vitamins, and fiber. Proteins are crucial for growth and repair, fats provide energy, calcium is essential for bone health, vitamins offer various health benefits, and fiber aids in digestion.

3. Importance of Variety

It’s not just about feeding them any bug or vegetable. A diverse diet ensures they receive all essential nutrients and prevents the monotony that might lead to refusal to eat. Offering different foods can also stimulate their interest and make feeding times more engaging.

Insect-Based Diet: A Staple for Bearded Dragons

Insects form the bedrock of a Bearded Dragon’s diet. The reasons for this preference are rooted in their evolution, their inherent nutritional requirements, and the behaviors these foods encourage.

Bearded Dragons

1. Proximity to Natural Diet

While in the wild, young Bearded Dragons spend a significant amount of time hunting insects. This not only provides them with the nutrition they need to grow but also sharpens their hunting instincts.

2. High Nutritional Value

Most insects are protein-packed, providing the necessary nutrients required for the rapid growth seen in juvenile Bearded Dragons.

Most insects are protein-packed, providing the necessary nutrients required for the rapid growth seen in juvenile Bearded Dragons.

3. Behavioral Stimulation

The act of hunting and chasing down live food offers physical exercise and mental stimulation. It can also be quite a spectacle for the owner, watching their pet display natural hunting behaviors.

List of Best Insects to Feed a Bearded Dragon

Several insects are favorites among Bearded Dragon owners and experts, primarily due to their nutritional content, availability, and how well they’re accepted by the dragons themselves.

Insects to Feed a Bearded Dragon

1. Crickets

Crickets are the go-to for many Bearded Dragon owners. They’re readily available and offer good nutritional value. Additionally, their movements stimulate the hunting instincts of the dragons.

2. Mealworms

While not ideal as a staple due to their hard chitinous exterior, they’re an excellent source of fats and proteins. They can be an occasional treat or part of a rotation to add dietary variety.

3. Dubia Roaches

These roaches are a powerhouse of nutrition. They’re protein-rich, and their softer body is easier for the dragon to digest.

4. Silkworms

Another nutritious choice, silkworms are soft-bodied and rich in protein and essential amino acids, making them a favorite, especially among juvenile dragons.

5. Phoenix Worms

Also known as Black Soldier Fly larvae, they’re especially beneficial due to their high calcium content.

Nutritional Value of Insects in a Bearded Dragon’s Diet

Each insect offers a unique nutritional profile. Understanding this is crucial in ensuring that your Bearded Dragon receives a well-rounded diet.

1. Crickets

High in protein, crickets also provide a decent amount of calcium, essential for bone health. However, it’s crucial to balance their intake with other insects due to the phosphorus content.

2. Mealworms

They are protein and fat-rich. This makes them excellent for weight gain but should be given in moderation due to their tough outer shell, which can be difficult for younger dragons to digest.

3. Dubia Roaches

With a good protein-to-fat ratio and lesser chitin, dubia roaches are an excellent option for consistent feeding. They also have a good calcium to phosphorus ratio, beneficial for bone health.

4. Silkworms

Their soft bodies make them easy to digest, and they’re also high in protein. The essential amino acids present in silkworms are a boon, especially for growing dragons.

5. Phoenix Worms

Their standout feature is their high calcium content, making them almost a natural supplement, especially when considering the calcium needs of Bearded Dragons.

Identifying Safe Insects for Bearded Dragons

When it comes to feeding Bearded Dragons, ensuring the safety of the insects you provide is paramount. With numerous options available in the market, it’s crucial to be able to differentiate between safe and potentially harmful choices.

1. Origin and Rearing

Insects bred specifically for reptile consumption are typically the safest. They’re raised in controlled environments, ensuring they’re free from pesticides, chemicals, and potential toxins. Wild-caught insects can carry contaminants or parasites, making them a riskier choice.

2. Nutritional Balance

Not all insects offer the same nutritional value. Researching and understanding the nutritional content of potential feeders helps ensure your Beardie gets a balanced diet. Insects that offer a good balance of protein, fats, calcium, and fiber are typically safe bets.

3. Size Matters

Feeding insects that are too large can lead to choking or impaction in Bearded Dragons. As a general rule, the width of the insect should not exceed the space between the dragon’s eyes.

4. Toxins and Defense Mechanisms

Some insects have natural defense mechanisms, which can be harmful if consumed. For instance, fireflies contain a substance lethal to Bearded Dragons. Being aware of such hazards is critical.

Benefits of Feeding Crickets to Bearded Dragons

Crickets have long been a favorite for Beardie owners, and for several good reasons.

1. Nutritional Profile

Crickets are an excellent source of protein, vital for the growth and muscle development of Bearded Dragons. Additionally, they provide essential amino acids, ensuring a well-rounded diet.

Feeding Crickets to Bearded Dragons

2. Mental and Physical Stimulation

The erratic movements of crickets stimulate the hunting instincts of Bearded Dragons. This not only ensures that your pet gets a mental workout but also provides them with a chance to exercise, mimicking their natural hunting behavior.

3. Easy to Gut Load

Gut loading – feeding nutritious food to insects before they’re consumed – ensures that the Bearded Dragon gets maximum nutritional benefit. Crickets are easy to gut load, readily accepting various foods, thus passing on those nutrients.

4. Calcium to Phosphorus Ratio

Crickets have a decent calcium to phosphorus ratio. While supplementation might still be needed, feeding crickets does contribute to your Beardie’s calcium intake.

5. Availability and Affordability

Being a popular choice, crickets are widely available in pet stores and online platforms. Their widespread popularity also makes them relatively affordable.

Mealworms, the larvae of the darkling beetle, have become a staple in many Bearded Dragon diets.

1. Rich in Protein and Fat

Mealworms offer a substantial amount of protein and fats. This makes them particularly beneficial for underweight Beardies or those needing an energy boost.

2. Convenience of Storage

Unlike some other feeders, mealworms can be stored in the refrigerator for extended periods, slowing their metamorphosis and making them readily available as needed.

3. Acceptance by Bearded Dragons

Their movement and size make them an enticing choice for Bearded Dragons. Most Beardies readily accept mealworms, making them a reliable feeding option.

4. Breeding Potential

For owners looking to breed their feeders, mealworms are one of the easiest insects to breed, ensuring a constant supply.

5. Potential for Variety

With the option of feeding both mealworms and their pupa stage (the beetle), they offer a chance to introduce variety in the Bearded Dragon’s diet.

Why Beardies Love Dubia Roaches

Dubia roaches, or Blaptica dubia, are quickly gaining traction among reptile enthusiasts.

1. Nutritional Powerhouse

Dubia roaches provide a superb protein-to-fat ratio, essential for Bearded Dragons. They’re also relatively high in calcium, reducing the dependency on supplements.

2. Low Chitin Content

The exoskeleton of insects, known as chitin, can sometimes pose digestive challenges. Dubia roaches have a softer exoskeleton compared to other insects, making them easier for Beardies to digest.

3. Long Lifespan and Breeding Potential

Dubia roaches can live up to two years, and their breeding is straightforward, ensuring a consistent food supply for dedicated owners.

4. Reduced Odor and Noise

Unlike crickets, Dubia roaches are virtually silent and don’t produce the same odor, making them a preferred choice for many pet owners.

5. Versatility in Feeding

Both juvenile and adult Bearded Dragons readily accept Dubia roaches. Their size can also be matched to the size of the dragon, ensuring safe consumption.

The Role of Silkworms in a Bearded Dragon’s Diet

Silkworms, the larvae of the silk moth, have garnered significant attention for their unique benefits when fed to Bearded Dragons.

1. Excellent Nutritional Composition

Silkworms boast a robust nutritional profile, with an ideal balance of protein, fats, and calcium. This makes them an outstanding dietary choice, especially when looking to diversify a Bearded Dragon’s diet.

Bearded Dragon's Diet

2. Low in Fat

Compared to other feeder insects, silkworms contain relatively low fat. This is beneficial in preventing obesity and related health concerns in Bearded Dragons, especially if they are less active or aging.

3. Soft Exoskeleton

Unlike some other insects with a hard, chitinous exoskeleton, silkworms are soft-bodied. This ensures easier digestion, reducing the risk of impaction—a condition where indigestible material accumulates in the reptile’s gut.

4. Natural Healing Properties

Silkworms contain an enzyme called serrapeptase, which has anti-inflammatory properties. This can aid in the natural healing of minor injuries or inflammations in the Bearded Dragon.

5. Easy to Raise

For those venturing into breeding their feeders, silkworms are relatively easy to rear, requiring mulberry leaves or a specially formulated chow.

6. Versatility in Feeding

Both small and large silkworms can be fed, allowing owners to cater to the size and preference of their Bearded Dragons.

Phoenix Worms: A Rich Source of Calcium

Phoenix Worms, also known as Black Soldier Fly Larvae (BSFL), stand out due to their incredible calcium content.

1. Exceptional Calcium to Phosphorus Ratio

A crucial factor in reptile nutrition is the calcium to phosphorus ratio. Phoenix Worms have a near-perfect ratio, reducing the risk of metabolic bone disease—a common ailment in reptiles due to calcium deficiency.

2. Protein-packed

Phoenix Worms also offer a good protein content, which is fundamental for muscle growth and overall health, especially in juvenile Bearded Dragons.

3. Self-Cleaning

A unique characteristic of Phoenix Worms is their ability to excrete only once, right before metamorphosis. This makes them exceptionally clean, reducing the risk of contaminants.

4. Digestibility

Their soft exoskeleton ensures that Bearded Dragons can easily digest Phoenix Worms, further minimizing the risk of digestive complications.

5. Versatility in Diet

Whether used as a primary feeder or a supplemental one, Phoenix Worms offer flexibility in dietary planning, allowing for varied and enriched nutrition.

Dangers of Feeding Wild-Caught Insects to Dragons

While it might seem natural to feed Bearded Dragons with wild-caught insects, there are inherent risks involved.

1. Exposure to Pesticides

Insects caught from the wild may have been exposed to pesticides or other chemicals. Consumption of such insects can lead to poisoning or long-term health complications in Bearded Dragons.

2. Parasites and Diseases

Wild insects might harbor internal or external parasites, which could be transferred to the dragon upon ingestion. This could lead to a range of health issues, from digestive problems to more severe ailments.

3. Unknown Dietary History

The exact diet of wild insects is unknown, which means they might not offer the optimal nutrition that captive-bred insects, raised on formulated diets, might provide.

4. Risky Insect Types

Certain wild insects are toxic or harmful for Bearded Dragons, like fireflies. Capturing and feeding wild insects runs the risk of unknowingly introducing harmful species to the dragon’s diet.

Preparing and Serving Insects

Feeding insects to Bearded Dragons is not just about selection but also about proper preparation and serving.

1. Gut Loading

Before feeding insects to the dragon, they should be gut-loaded. This means feeding the insects a nutritious diet 24-48 hours before they are consumed, enhancing their nutritional value.

Insects for bearded dragon

2. Supplements

Dusting insects with calcium or vitamin powders ensures that the Bearded Dragon is getting all necessary nutrients. It’s especially crucial for dragons that are growing, breeding, or recovering from an illness.

3. Serving Size and Frequency

Avoid overfeeding by providing insects that are no larger than the space between the dragon’s eyes. Young Bearded Dragons typically eat more frequently than adults, so adjust serving sizes and frequency accordingly.

4. Hygiene

Certain wild insects are toxic or harmful for Bearded Dragons, like fireflies. Capturing and feeding wild insects runs the risk of unknowingly introducing harmful species to the dragon’s diet.

5. Observation

Watch how the Bearded Dragon reacts to certain insects. If they show signs of discomfort or disinterest, it might be best to switch to a different type or consult a veterinarian.

How to Breed Live Food

Breeding live food for Bearded Dragons can be an economical and reliable way to ensure a steady supply of nutritious insects for your pet. Let’s delve into the basics:

1. Setting Up the Environment

The first step is to create a controlled environment suitable for the insects you wish to breed. This typically means a container or tank that is both escape-proof and well-ventilated. Temperature and humidity control is crucial, with each insect species having its specific requirements.

2. Selecting a Species

Popular choices like crickets, mealworms, and Dubia roaches are relatively easy to breed. Begin with a species that suits your comfort level and meets your Bearded Dragon’s dietary needs.

3. Providing Food and Water

Feeder insects should be provided with a nutritious diet—often referred to as “gut-loading.” This ensures they pass on vital nutrients to the Bearded Dragon. Fresh veggies and commercial insect feed are standard choices.

4. Monitoring Growth and Reproduction

Insects like crickets will lay eggs in moist substrate. Ensure conditions favor reproduction and regularly check for eggs or larvae.

5. Harvesting and Storage

Once bred, the insects should be harvested at the right stage for feeding. Younger insects tend to be softer and easier for Bearded Dragons to digest. Store any excess in appropriate containers, ensuring they remain alive and healthy until feeding time.

6. Hygiene and Maintenance

Clean the breeding container regularly. Remove deceased insects promptly to prevent the spread of disease or fungus.

Feeding Frequency of Insects

Feeding frequency varies depending on the age, health, and activity level of your Bearded Dragon.

1. Juvenile Bearded Dragons

Young dragons have higher metabolic rates and need more protein for growth. They should be fed insects 1-3 times daily.

2. Adult Bearded Dragons

As they age, their dietary needs shift more towards plant matter. Adults typically consume insects every other day or 3-4 times a week.

3. Monitoring Weight and Health

Consistent overfeeding can lead to obesity, which comes with a host of health issues. Regularly weigh your Bearded Dragon and adjust feeding frequency based on weight and overall health.

4. Variation is Key

While it’s crucial to stick to a routine, introducing variations like different insect types can ensure a balanced diet.

Juvenile vs Adult Dragons: Differences in Feeding Bugs

Understanding the distinct dietary needs of juvenile and adult Bearded Dragons is crucial for their wellbeing.

1. Protein Needs

Juveniles require a diet higher in protein due to their rapid growth phase. They may consume up to 80% of their diet in insects, while adults might consume around 20-40%.

2. Size of Insects

Smaller, softer insects are ideal for juveniles to prevent choking and digestive issues. Adults can handle a broader range of insect sizes.

3. Frequency

While juveniles might need multiple feedings daily, adults can do with less frequent insect feedings, relying more on vegetables and fruits.

4. Nutrient Requirements

Calcium is crucial for growing dragons to prevent metabolic bone disease. While adults also need calcium, the emphasis is more pronounced in the juvenile phase.

Supplements to Enhance Insect Nutritional Value

Even with a varied diet, supplements play a vital role in filling any nutritional gaps.

1. Calcium

Crucial for bone health, calcium supplements, preferably without vitamin D3 if your dragon gets ample UV exposure, should be regularly dusted on insects.

2. Vitamins

A multivitamin supplement ensures your Bearded Dragon gets a well-rounded nutrient intake. However, these should be given less frequently than calcium, usually once a week.

3. Gut-loading

Before feeding, insects should consume nutrient-rich food for 24-48 hours. This “gut-loading” ensures they pass on the nutrients to the Bearded Dragon.

4. Avoiding Over-supplementation

While supplements are essential, overdoing them can cause harm. It’s vital to strike a balance based on the dragon’s specific needs.

Alternatives to Live Food in a Bearded Dragon’s Diet

While live insects are a dietary staple, other food sources can also be beneficial.

1. Vegetables and Fruits

Especially for adult dragons, a significant portion of their diet should consist of fresh greens, vegetables, and occasional fruits.

2. Pelleted Diets

Some commercial diets offer pelleted foods. These can be a good supplement but shouldn’t replace live food entirely.

3. Frozen or Dried Insects

These can be a handy backup if live insects are unavailable. However, they may lack some of the nutritional benefits of live counterparts.

4. Occasional Proteins

Small amounts of lean meats, like chicken, can be given, but they should not be a regular part of the diet.

Ensuring Hygiene while Handling Live Bugs

Maintaining hygiene when dealing with live bugs is paramount to safeguarding the health of both the Bearded Dragon and the handler.

1. Clean Breeding and Storage Environments

Regular cleaning of insect breeding containers prevents the buildup of waste and deceased insects. Such environments can become breeding grounds for harmful bacteria or fungi. By maintaining cleanliness, you ensure the insects remain healthy, and potential risks for your Bearded Dragon are minimized.

2. Hand Hygiene

Before and after handling insects, it’s essential to wash hands thoroughly. This reduces the chance of transmitting pathogens to the dragon or other surfaces. It’s recommended to use mild soap and warm water, followed by drying hands with a clean towel.

3. Using Tweezers or Gloves

For those wary of handling insects directly, using tweezers or wearing gloves can be an effective way to maintain hygiene and comfort. Ensure these tools are kept clean and designated only for feeding purposes.

4. Quarantine New Insects

If you’ve bought insects from a new source or are unsure of their origin, it’s wise to quarantine them for a week or two. This ensures they don’t introduce any diseases into your main insect colony or to your Bearded Dragon.

5. Avoiding Cross-contamination

Small amounts of lean meats, like chicken, can be given, but they should not be a regular part of the diet.

Effects of Insect Diet on Bearded Dragon Behavior

The dietary intake of a Bearded Dragon, particularly insect consumption, has a profound effect on its behavior and overall well-being.

1. Energy Levels

Bearded Dragons fed a nutritious insect diet tend to be more active and alert. Insects provide essential proteins and fats that fuel a dragon’s daily activities, from exploring their habitat to hunting and social behaviors.

2. Growth and Maturity

A steady diet of high-quality insects contributes to a healthy growth rate in juvenile dragons. Rapid, consistent growth without plateaus often signifies a balanced diet.

3. Color Vibrancy

While genetics primarily dictate a dragon’s color, diet plays a role too. Dragons with a rich and varied diet often display brighter, more vibrant colors.

4. Aggression and Stress

Dietary deficiencies can result in increased aggression or signs of stress in Bearded Dragons. Dragons not receiving enough nutrients might become more territorial or show signs of anxiety.

5. Breeding Behavior

In breeding seasons, a nutritious diet can impact the frequency and success of mating. Female dragons require a nutrient-rich diet to produce healthy clutches of eggs.

Myths about Feeding Insects to Bearded Dragons

Misinformation can lead to improper care. Let’s debunk some common myths about feeding insects to Bearded Dragons.

1. “Any Insect Is Good”

While variety is beneficial, not all insects are suitable for Bearded Dragons. Some might be toxic, while others may lack the necessary nutritional value.

2. “More Insects Mean a Happier Dragon”

Overfeeding can lead to obesity and other health issues. It’s essential to strike a balance based on the dragon’s age, size, and activity level.

3. “Supplements Aren’t Necessary”

Even with a varied insect diet, supplements, especially calcium, are vital for preventing deficiencies and ensuring bone health.

4. “Wild-caught Insects Are More Nutritious”

While they might offer variety, wild-caught insects can introduce pesticides or parasites into a dragon’s diet.

5. “Frozen Insects Are Just as Good as Live”

Frozen insects can be a backup. However, they often lack the movement that stimulates hunting instincts and might lose some nutritional value in the freezing process.

Ensuring your Bearded Dragon receives regular health check-ups can identify and address diet-related concerns early on.

1. Importance of Vet Visits

Annual or bi-annual vet visits help monitor a dragon’s health. Veterinarians can spot early signs of nutritional deficiencies or suggest dietary adjustments.

2. Watching for Metabolic Bone Disease (MBD)

A common ailment in Bearded Dragons, MBD, is a result of calcium or vitamin D3 deficiencies. Regular vet checkups can identify early symptoms, ensuring prompt treatment.

3. Weight Monitoring

Consistent, rapid weight gain or loss can signal dietary or health concerns. Regular weigh-ins, either at home or during vet visits, are crucial.

4. Fecal Examinations

A routine fecal check can identify parasites that might result from an improper diet or contaminated insects.

5. Behavioral Changes

Any sudden behavioral shifts, such as reduced activity, aggression, or a lack of appetite, should prompt a vet visit to rule out dietary or health-related concerns.


Bearded Dragons, known for their captivating appearance and docile nature, require meticulous care to ensure they lead healthy and vibrant lives. A significant portion of this care revolves around their diet, primarily composed of insects. As we’ve detailed throughout this guide, not all insects are created equal, and understanding which to include or avoid is paramount.

Maintaining a diverse and nutritionally-rich insect diet for your Bearded Dragon goes beyond just providing sustenance. It directly influences their behavior, appearance, and overall well-being. From the energy they exude to the vibrancy of their colors, a balanced diet is often the most visible determinant of their health. Debunking myths surrounding their diet, regularly consulting with veterinarians, and prioritizing hygiene are all part and parcel of responsible Bearded Dragon ownership.

Moreover, like all aspects of pet care, staying informed, observant, and proactive ensures our scaly friends get the best life possible. Regular health check-ups, understanding the nuances of their dietary needs, and ensuring a clean feeding environment are steps in the right direction. As we wrap up this comprehensive guide, remember that the love and care you provide reflect in your Bearded Dragon’s health and happiness. So, embrace the learning curve, seek expert advice when in doubt, and enjoy the delightful journey of being a Bearded Dragon parent.

  • About Matthew Cantell

    I was just 15 years of age when I first met a bearded dragon. It was at my friend's house and I instantly grew an immediate attraction to, what has now become, my favourite animal on the planet! Making fantastic pets for both children and adults alike, they each have their own personality and are certainly full of character. There are, though, some important things that we should all know when it comes to caring for these amazing animals!
  • Affiliate Disclosure

    Bearded Dragon Guru is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Bearded Dragon Guru also participates in affiliate programs with Clickbank, ShareASale, and other sites. Bearded Dragon Guru is compensated for referring traffic and business to these companies.