What Do Alpacas Eat: The Basics of Feeding Alpacas

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Alpacas diet is often a topic of curiosity for alpaca owners and enthusiasts as providing the right type of nutrition is essential for maintaining their health and well-being.

Unlike some animals, alpacas are strictly herbivores and primarily graze on grasses and other greenery. They have a unique three-chambered stomach and, like their close relatives, the llamas, they are considered pseudo-ruminants. This efficient system allows them to extract the most nutrients from their plant-based diet. As natural grazers, they also need a constant supply of fresh water for optimal hydration and digestion.

Typically, alpacas thrive on a diet consisting mainly of hay, grass, and the occasional addition of nutrient-rich pellets. They require a balance of protein, energy, and fiber to maintain ideal body condition, promote good dental health, and ensure a healthy gut. Feeding an alpaca a diverse mix of high-quality grasses and legume hays can provide them with the necessary nutrients they need to flourish, while improving their overall health and contributing to their gorgeous coat of fiber.

three cute alpcas eating near fence

Alpaca Diet Fundamentals

A vital aspect of their care and health is understanding their dietary needs.

Herbivores and Grazing

Alpacas are herbivores, meaning they acquire their nutrition from plant-based sources. In their natural habitat, they primarily graze on grasses and shrubs found in the fields and meadows. Alpacas typically eat between 1% and 2% of their body weight daily, depending on factors such as age, health status, and environmental conditions.

It is essential to provide fresh, quality hay or pasture for alpacas to graze on. This forage should ideally consist of a mix of grasses like:

  • Timothy
  • Bermuda
  • Orchardgrass
  • Fescue

Water Consumption

Water plays a crucial role in an alpaca’s overall health, as it helps with digestion and thermoregulation. Alpacas need access to clean, fresh water daily. The amount of water an alpaca drinks depends on its body weight (typically 5% – 8%), diet, and environmental factors, averaging between 2 to Gallons per day. During periods of extreme heat or cold, water consumption may increase, so it is important to monitor water intake regularly.

drinking alpaca

Balanced Diet

Proper nutrition is important to ensure the health and well-being of alpacas. While grazing on quality hay or pasture is a significant part of their diet, it may not always provide complete nutrition. To support their overall nutritional needs, supplemental feeds can be added, such as:

Alfalfa pelletsSource of protein and fiber
Mineral supplementsProvide essential vitamins and minerals
Vitamin DHelps in the absorption of calcium and phosphorus
Grain-based concentratesEnergy, fiber, and protein source

It is vital to monitor alpacas and adjust their diet accordingly to avoid over or underfeeding, ensuring that their nutritional needs are met and maintaining a healthy body condition.

Primary Food Sources

Alpacas have a specific diet that primarily consists of grasses and hay, supplemented by plants and vegetation. 

Grasses and Hay

Alpacas primarily graze on grasses found in their pasture. Some of the preferred grass species for alpacas include:

  • Orchard grass
  • Fescue
  • Bahia
  • Clover
  • Timothy
  • Bahiagrass
orchard grass dactylis glomerata
Orchard grass

Grass hay is another essential part of an alpaca’s diet, especially during winter months when fresh grass may be scarce. Alfalfa hay can be offered in moderation, but it is essential to balance it with grass hay as alfalfa is high in protein and calcium.

Plants and Vegetation

Beyond their primary food sources of grass and hay, alpacas enjoy browsing on various plants, shrubs, and other vegetation found in their environment. These additional sources of fiber contribute to the health of their digestive system, while potentially providing extra nutrients and minerals.

Introducing a variety of plants and vegetation to an alpaca’s diet can enhance their overall wellbeing. However, it is essential to ensure that the plants offered to the animals are non-toxic and do not pose any threat to their health.

Supplementation and Treats

Alpacas, like other livestock, sometimes require additional supplementation in their diet to ensure they receive adequate nutrients for optimal health. This is particularly important during specific life stages or situations, such as pregnancy, lactation, or illness.

Minerals and Vitamins

One of the key supplements that alpacas may need is a mineral block or salt block. These blocks contain essential minerals like copper, which can be lacking in their primary diet of hay or pasture. Mineral blocks can also help maintain a balance of salt and other trace minerals required for their overall well-being. Ensure that any mineral blocks provided are specifically designed for alpacas, as they have unique nutritional requirements compared to other livestock.

Alpacas can also benefit from the addition of vitamins and other supplements, especially during times of increased nutritional demand. For example, protein may be important for growing or lactating alpacas. Protein supplementation can often be achieved using grain-based feeds, but always consult with a veterinarian or alpaca nutrition expert before altering their diet.

Fruits and Vegetables

Treats like fruits and vegetables can be a valuable addition to the alpaca’s diet, providing vitamins, minerals, and a bit of sweet flavor that they enjoy. However, these should be fed in moderation and as a complement to their primary hay or pasture diet. Some fruits and vegetables suitable for alpacas include:

  • Carrots
  • Celery
  • Bananas
  • Watermelon
  • Pears
  • Pineapple
  • Blackberries
  • Squash
  • Peaches
  • Cucumbers
  • Spinach
  • Green beans
  • Grapes
  • Cherries

It is essential to introduce any new treats gradually and monitor the alpacas for any adverse reactions before increasing the amount. Also, avoid giving them fruits or vegetables with seeds or pits that could pose a choking hazard.

While supplementation and treats are an important aspect of alpaca nutrition, maintaining a healthy primary diet of quality hay or pasture remains the most crucial factor. By combining a well-balanced core diet with appropriate supplements and occasional treats, alpaca owners can help their animals thrive and enjoy a high quality of life.

Foods to Avoid

When caring for alpacas, it’s important to consider not only the healthy food options but also the potentially dangerous ones. There are certain types of vegetation and other food items that can pose risks to alpaca health.

Toxic Plants

Alpacas are known for their ability to browse various types of vegetation; however, some plants are toxic to them and should be avoided. Common toxic plants include:

  • Buttercup
  • Ivy
  • Privet
  • Ragwort
  • Foxglove

These plants pose a danger to alpacas due to their harmful chemical compounds, which can cause various health issues if consumed.

Additionally, some trees, such as willow and poplar, have bark and stems that alpacas like to eat, but it is wise to monitor their consumption of such plant parts to ensure they don’t consume too much.

High-Sugar and High-Fat Items

While alpacas are domesticated animals, their nutritional needs differ from other livestock, such as cattle or sheep. High-sugar and high-fat foods are not suitable for alpacas due to their ability to cause health problems related to obesity and digestive issues.

Avoid feeding alpacas the following high-sugar and high-fat items:

  • Turnips
  • Meat or meat products
  • High-protein commercial feeds

Alpaca diets should consist primarily of grasses and hay to maintain their health and size properly. By providing a varied diet of appropriate vegetation and taking care to avoid toxic plants and high-fat, high-sugar items, alpacas can live healthy and fulfilling lives.

white alpaca eating grass

Special Considerations and Challenges

Winter and Seasonal Changes

During winter and seasonal changes, alpaca diet requires special attention. Due to limited availability of pasture during winter months, alpaca owners should supplement their animals’ diet with alternative sources of nutrients. This could include quality hay, such as Timothy or Orchard grass, to maintain adequate fiber and roughage intake.

Ensuring adequate water supply during freezing temperatures is also important, as dehydration could lead to serious health issues. It is recommended to provide clean, unfrozen water and regularly check water containers.

Lactating Alpacas and Nutrient Needs

Lactating alpacas require additional nutrients to maintain a healthy body condition and provide milk for their offspring. During this period, it is crucial to increase the feed supply and monitor their body weight closely. Adequate protein, vitamins and minerals are essential for optimal milk production and alpaca health. Supplementing with concentrates or specially-formulated pellets can help meet these nutritional needs.

Grazing Management in South America

In South America, where alpacas are native, grazing management practices have been developed to sustain alpaca populations and their delicate ecosystems. Traditional herding techniques, such as rotational grazing, are practiced to prevent overgrazing and ensure sustainable use of pasturelands. This allows alpacas to thrive and maintain a balanced diet from the natural vegetation available.

Some regions in South America, such as the Andean highlands, have specific laws to protect these grazing lands and support traditional livestock herding communities. With increased awareness of sustainable grazing practices, the long-term preservation of both the environment and the alpaca species is ensured.

Photo of author


Paul Brown is the founder and chief editor at FarmingCharm.com. We are a family-owned and operated farm that has been raising and caring for animals for generations. Our farm is located in Nebraska, we believe that the best animal products come from the happiest, healthiest animals, and that’s why we are dedicated to ethical and sustainable farming practices that prioritize the well-being of our animals.

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