Choosing the right food for your guinea pig isn’t just about finding something they’ll eat — it’s the single most important decision you’ll make for their long-term health. Guinea pigs, like humans, cannot synthesize their own vitamin C. Without adequate intake, they develop scurvy within two to three weeks. That means every pellet they eat either supports their immune system or leaves them vulnerable to deficiency.
The best guinea pig food delivers three things: a Timothy hay base, stabilized vitamin C that survives storage, and uniform pellets that prevent selective eating. After analyzing thousands of reviews and comparing six brands head-to-head, this guide breaks down what each one actually offers and helps you choose the best guinea pig food based on your guinea pig’s age, health, and your budget. For the science behind guinea pig nutrition, see our guinea pig food and nutrition guide.
Quick Comparison: Best Guinea Pig Foods (2026)
The best food is the same regardless of breed — a Peruvian Guinea Pig with its long coat needs the same quality pellets as a short-haired American. Here’s a snapshot of every product reviewed. The best guinea pig food is a uniform Timothy hay pellet with stabilized vitamin C — the gold standard that all six products in this comparison aim for. The best guinea pig food pellets prevent selective eating, where guinea pigs pick out the tasty pieces and leave the fortified nutrition behind. The best guinea pig food pellets are always uniform — this is non-negotiable. The best guinea pig food pellets deliver identical nutrition in every bite. When comparing the best guinea pig food pellets, Oxbow Essentials leads the category. The best guinea pig food pellets also use stabilized vitamin C that survives storage.
| Best Guinea Pig Food | Type | Reviews | Best For |
|---|---|---|---|
| Oxbow Essentials Adult | Timothy Pellets | 🔥 | 🏆 Best Overall |
| Oxbow Young Guinea Pig | Timothy Pellets (Young) | 🔥 | 🐣 Best for Babies |
| Oxbow Garden Select | Garden Pellets | 🔥 | 🥗 Best Premium |
| Kaytee Timothy Complete | Timothy Pellets | 🔥 | 💰 Best Budget |
| Small Pet Select | Low-Calcium Pellets | 🔥 | 🌿 Best for Bladder Issues |
| Sunseed Vita Prima | Complete Nutrition Mix | 🔥 | 🎯 Best for Picky Eaters |
I narrowed this list down from eight products, excluding Kaytee Forti-Diet Pro (too similar to Timothy Complete), Kaytee Fiesta (seed mix with artificial colors that encourages selective eating), and Wild Harvest (lowest quality ingredients, consistent complaints about excessive powder). Finding the best guinea pig food means filtering out these inferior options — the products above represent the best guinea pig food available on Amazon in 2026.
How to Choose the Best Guinea Pig Food
The best guinea pig food is a uniform Timothy hay-based pellet with stabilized vitamin C, no artificial colors, and appropriate calcium levels for your guinea pig’s age. Oxbow Essentials is the gold standard, but Kaytee Timothy Complete offers similar nutrition at 41% lower cost.
When shopping for the best guinea pig food, use this checklist to evaluate any brand:
- ✅ Timothy hay base (NOT alfalfa — too much calcium for adults, causes bladder stones)
- ✅ Stabilized vitamin C (unstabilized degrades in storage within 30 days)
- ✅ Uniform pellets (prevent selective eating — the #1 nutritional problem)
- ✅ No artificial colors or dyes (harmful to rodents, proven in published studies)
- ✅ Appropriate calcium levels (avoid bladder stones in adults)
- ✅ Made in USA or verified sourcing (quality control matters)
- ✅ Read recent reviews (check for dust, bug, or quality reports)
- ✅ Consider your guinea pig’s age (baby vs adult vs senior needs differ)
What is the healthiest food for guinea pigs? The healthiest guinea pig food combines uniform Timothy pellets (80% of diet from hay), stabilized vitamin C, and daily fresh vegetables. Any food that fails these criteria — mixed formats with artificial colors, alfalfa-based pellets for adults, or no vitamin C fortification — should not be on your list.
Understanding what makes the best guinea pig food helps you evaluate new brands as they enter the market. The best guinea pig food brands all pass these checks, while inferior brands fail on one or more criteria. For a complete overview of care beyond diet, see our complete guinea pig care guide and guinea pig vitamin C requirements.
Best Guinea Pig Food: Our Top Picks
1. Oxbow Essentials — Best Overall Guinea Pig Food
Oxbow Essentials Adult Guinea Pig Food
| Spec | Detail |
|---|---|
| Type | Timothy Pellets |
| Price | ~$21.68 (10 lb) |
| Price/lb | $2.17 |
| Nutrition | Timothy hay base, stabilized vitamin C |
The best guinea pig food overall — most veterinarians recommend Oxbow by name. The best guinea pig food pellets are uniform, and Oxbow delivers identical shape, size, and nutrition in every pellet. The best guinea pig food also has stabilized vitamin C, and Oxbow Essentials uses the longest-lasting stabilization method available. With 10 at a , oxbow guinea pig food Essentials is the highest-rated guinea pig food on Amazon.
Pros: Highest rated GP food on Amazon , veterinarian-formulated complete nutrition, stabilized vitamin C, no artificial colors or preservatives, uniform pellets prevent selective eating, made in USA.
Cons: Price has climbed to $21.68 (expensive for multi-pig households), quality inconsistency between bags reported, plain pellets require transition time for pigs coming from mixed food, more expensive than Kaytee per pound.
Real user reviews:
- “Excellent product, provides all nutrients they need — piggies love it, no extra chemicals or dyes” — verified purchase,
- “Top quality — my GP loves it more than hay, great everyday nutrition” — verified purchase,
- “Some bags arrive scraggly and brown vs perfect green — quality varies” — verified purchase,
The best guinea pig food pellets from Oxbow set the industry standard. Oxbow guinea pig food products are the benchmark that all other guinea pig food brands measure against.
2. Kaytee Timothy Complete — Best Budget Guinea Pig Food
Kaytee Timothy Complete Guinea Pig Food
| Spec | Detail |
|---|---|
| Type | Timothy Pellets |
| Price | ~$12.14 (9.5 lb) |
| Price/lb | $1.28 (41% cheaper than Oxbow) |
| Features | Long-lasting vitamin C, high fiber |
If the best guinea pig food must fit a tight budget, Kaytee Timothy Complete is the answer. At $1.28/lb vs Oxbow’s $2.17/lb, this is 41% cheaper while delivering nearly identical nutrition. It’s one of the most established guinea pig food brands on Amazon with 4 and a .
Pros: 41% cheaper than Oxbow per pound ($1.28 vs $2.17), Timothy hay-based with long-lasting vitamin C, uniform pellets, less dusty than some competitors, matches Chewy pricing.
Cons: Packaging notoriously brittle — bags arrive crushed or ripped, some bags have excessive powder/dust, quality control inconsistency, some pigs find smell less appealing than Oxbow.
Real user reviews:
- “My guinea pigs love these, gobbled it all up — staple of a guinea pig diet” — verified purchase,
- “Happy pigs, healthy ingredients, great value — doesn’t crumble” — verified purchase,
- “Bags arrive ripped or crushed into powder — packaging needs improvement” — verified purchase,
Among guinea pig food brands, Kaytee offers the best value. Kaytee Timothy Complete is the best guinea pig food for multi-pig households where cost adds up quickly.
3. Oxbow Garden Select — Best Premium Guinea Pig Food
Oxbow Garden Select Guinea Pig Food
| Spec | Detail |
|---|---|
| Type | Garden Pellets |
| Price | ~$17.99 (4 lb) |
| Price/lb | ~$2.25 |
| Features | Garden vegetables + herbs, no alfalfa |
Oxbow Garden Select is the best guinea pig food for picky eaters and owners who want premium quality. This oxbow guinea pig food variant has garden vegetables and herbs mixed in, and the smell genuinely resembles a fresh salad. Multiple owners with “super picky” guinea pigs reported that their pigs will eat Garden Select after refusing other oxbow guinea pig food products.
Pros: Garden vegetables added for variety, smells like fresh salad, less dust than competitors, picky eaters love it, no alfalfa (urinary safe), stabilized vitamin C.
Cons: Most expensive option per pound (~$2.25), (less proven than Essentials), higher price point for multi-pig households, some pigs need adjustment period.
Real user reviews:
- “Best pellets ever — smells like a bowl of salad, my piggy’s love it” — verified purchase,
- “Worth every penny, never go wrong with Oxbow — healthy choice, no alfalfa” — verified purchase,
- “Price is steep for the bag size — higher cost per pound than Essentials” — verified purchase,
The best guinea pig food for households with picky eaters. Garden Select is the best guinea pig food when your pig turns its nose up at plain pellets.
4. Oxbow Young Guinea Pig — Best for Babies (Under 6 Months)
| Spec | Detail |
|---|---|
| Type | Timothy Pellets (Young) |
| Price | ~$15.95 (10 lb) |
| Price/lb | $1.60 |
| Features | Higher protein/calcium for growth |
The best guinea pig food for babies under six months. Growing guinea pigs have fundamentally different nutritional needs — they need higher calcium for bone development and higher protein for muscle growth. This is the best guinea pig food for babies because it delivers exactly that while keeping the Timothy hay base that makes oxbow guinea pig food trusted by vets.
⚠️ Must switch to adult formula at 6 months — the extra calcium becomes a liability for adults and causes bladder stones.
Pros: Higher protein and calcium for growing babies, Timothy hay base (not alfalfa — safer long-term), stabilized vitamin C, smooth transition to adult Oxbow at 6 months, $1.60/lb (cheaper than adult Oxbow).
Cons: Must switch to adult formula at 6 months (many owners forget), extra calcium dangerous for adults, shorter usage window (only first 6 months), some bags have inconsistent quality.
Real user reviews:
- “My piggies love it — growing so fast on this food, excellent for babies” — verified purchase,
- “Good value, well worth it — growing so fast, all the nutrition they need” — verified purchase,
- “Need to remember to switch at 6 months — mark your calendar” — verified purchase,
The best guinea pig food for babies transitions seamlessly to adult Oxbow. This is the only best guinea pig food specifically designed for the first six months of life.
5. Small Pet Select — Best for Bladder Issues
Small Pet Select Guinea Pig Food Pellets
| Spec | Detail |
|---|---|
| Type | Timothy Pellets (Low Calcium) |
| Price | ~$14.99 (10 lb) |
| Price/lb | $1.50 |
| Features | Lower calcium, soy-free |
The best guinea pig food for allergies and bladder issues. Small Pet Select occupies a unique niche: soy-free, non-GMO formula with lower calcium content. For guinea pigs with suspected soy allergies or a history of bladder stones, this is the best guinea pig food available. Rescued pigs respond particularly well to this food.
Pros: Lower calcium formula (best for bladder stone-prone pigs), soy-free, very fresh product with good shelf life, rescued pigs respond well, $1.50/lb is mid-range pricing.
Cons: More expensive per pound than Kaytee, (less data), lower rating than Oxbow (4.6 vs 4.9), some pigs prefer Oxbow taste, availability can be inconsistent.
Real user reviews:
- “Fortified, good quality, piggies LOVE it — smells very fresh, stayed fresh 2 months” — verified purchase,
- “The BEST guinea pig food, rescued pig loves it — great for piggies with bladder issues” — verified purchase,
- “Expensive compared to other brands — some pigs don’t prefer the taste over Oxbow” — verified purchase,
The best guinea pig food for allergies and bladder-prone pigs. Small Pet Select is the best guinea pig food when calcium needs to be controlled.
6. Sunseed Vita Prima — Best for Picky Eaters (NEW)
Sunseed Vita Prima Complete Nutrition Guinea Pig Food
| Spec | Detail |
|---|---|
| Type | Complete Nutrition Mix |
| Price | ~$16.99 (8 lb) |
| Features | Mixed pellets + dried vegetables, vitamin C |
The best guinea pig food for picky eaters who refuse plain pellets. Sunseed Vita Prima combines uniform pellets with dried vegetables, creating a mixed format that keeps guinea pigs interested while still delivering complete nutrition. Guinea pigs produce enthusiastic “wheek” responses when this food is served.
⚠️ Price volatility: One reviewer reported the price jumped 58.7% overnight ($9.99 to $16.99). Check current price before purchasing.
Pros: Mixed pellets and dried foods keep pigs interested, added vitamin C eliminates need for water supplements, 8 lb bag good value, pigs “wheek” for it, fresh with ingredients beyond just pellets.
Cons: Least proven, mixed format means selective eating risk, price volatility reported, not uniform pellets, less long-term data than Oxbow or Kaytee.
Real user reviews:
- “My guinea pigs love it — favorite of my two guinea pigs, excellent with vitamin C” — verified purchase,
- “Piggies absolutely love it — enthusiastic WHEEK, fresh ingredients beyond pellets” — verified purchase,
- “Price went up 58.7% overnight — mixed format allows selective eating” — verified purchase,
Sunseed Vita Prima rounds out the best guinea pig food options for owners whose pigs refuse all plain pellets. It’s the most flavorful option among guinea pig food brands.
Guinea Pig Food Brands Compared: Oxbow vs Kaytee
The most common question from guinea pig owners is: what is the best food for guinea pigs? And more specifically, kaytee vs oxbow guinea pig food — which is better? Here’s the head-to-head comparison between the two leading guinea pig food brands:
| Feature | Oxbow Essentials | Kaytee Timothy Complete |
|---|---|---|
| Price/lb | $2.17 | $1.28 (41% cheaper) |
| Base | Timothy hay | Timothy hay |
| Vitamin C | Stabilized | ”Long-lasting” |
| Uniform pellets | ✅ Yes | ✅ Yes |
| Artificial colors | ✅ None | ✅ None |
| Dust issues | Rare (bag-dependent) | More common |
| Price consistency | Stable | Stable |
| Made in USA | ✅ Yes | ✅ Yes |
Kaytee vs Oxbow guinea pig food: Oxbow is the gold standard with higher ratings (4.9 vs 4.8) and fewer quality issues, but Kaytee Timothy Complete offers nearly identical nutrition at 41% lower cost. If budget allows, choose Oxbow. If feeding multiple guinea pigs, Kaytee is a solid budget alternative. When asking what is the best food for guinea pigs, the answer depends on your budget — both use Timothy hay base and uniform pellets, the two most important features in the best guinea pig food.
All guinea pig food brands in our comparison share these characteristics:
| Brand | Products Reviewed | Price Range |
|---|---|---|
| Oxbow | 3 (Adult, Young, Garden) | $15.95-$21.68 |
| Kaytee | 1 (Timothy Complete) | $12.14 |
| Small Pet Select | $14.99 | 🌿 Best for Bladder Issues |
| Sunseed | 1 (Vita Prima) | ~$16.99 |
When comparing guinea pig food brands, Oxbow leads in quality and consistency. Kaytee leads in affordability. Small Pet Select leads in specialty formulations. For more on guinea pig health issues related to nutrition, see our guinea pig health problems guide.
Age-Specific Guinea Pig Food Recommendations
Baby Guinea Pigs (Under 6 Months)
The best guinea pig food for babies is Oxbow Young Guinea Pig — it has higher calcium and protein specifically designed for rapid growth. Baby guinea pigs need 1/4 cup of pellets per day and 1/2 cup of fresh vegetables, compared to adults who need only 1/8 cup.
Never feed adult pellets to babies — they won’t get enough calcium and protein for proper development. But equally important: never feed baby pellets to adults past six months, as the excess calcium causes bladder stones.
Adult Guinea Pigs (6 Months to 5 Years)
For the bulk of your guinea pig’s life, the best guinea pig food options are: Oxbow Essentials Adult (gold standard), Kaytee Timothy Complete (budget), Oxbow Garden Select (picky eaters), or Small Pet Select (bladder-prone). Feed 1/8 cup of pellets per day alongside unlimited Timothy hay and one cup of fresh vegetables.
Senior Guinea Pigs (5+ Years)
There isn’t a dedicated senior formula among the best guinea pig food options, but Oxbow Essentials Adult remains the best choice. What changes with seniors is how you feed it — soften pellets with water if dental issues develop, and supplement with extra vitamin C from fresh bell peppers. Monitor weight weekly, as appetite loss is often the first sign of underlying health issues.
Best Guinea Pig Food for Vitamin C
Vitamin C is the single most important nutrient in your guinea pig’s diet. Here’s how each product compares:
| Product | Vitamin C Source | Stabilized? | Price/lb | Notes |
|---|---|---|---|---|
| Oxbow Essentials | Fortified pellets | ✅ Yes | $2.17 | Longest-lasting stabilization |
| Oxbow Young | Fortified (higher) | ✅ Yes | $1.60 | Extra C for growing pigs |
| Oxbow Garden Select | Fortified + garden veggies | ✅ Yes | ~$2.25 | Extra C from vegetables |
| Kaytee Timothy Complete | Fortified pellets | ✅ “Long-lasting” | $1.28 | Extended stability claim |
| Small Pet Select | Fortified pellets | ✅ Yes | $1.50 | Fresh ingredients |
| Sunseed Vita Prima | Fortified + dried veggies | ✅ Yes | ~$16.99 | No water supplement needed |
The best guinea pig food for vitamin C is Oxbow Garden Select — it combines fortified pellets with garden vegetables for the highest total vitamin C content. However, no commercial pellet alone provides enough vitamin C long-term. The best guinea pig food for vitamin c supplementation always includes daily fresh vegetables.
Daily vitamin C requirement: 30-50 mg for an adult guinea pig. Green bell peppers are the best fresh source — one slice provides about 30 mg, meeting the daily requirement. Guinea pig food high in vitamin c from pellets degrades after the bag is opened — an open bag retains full potency for roughly 90 days when stored in a cool, dark place. The best guinea pig food for vitamin c always pairs fortified pellets with fresh guinea pig food high in vitamin c like bell peppers. Other guinea pig food high in vitamin c options include strawberries and kale. Guinea pig food high in vitamin c is essential — without it, scurvy develops within 2-3 weeks.
If you’re feeding one or two guinea pigs, consider buying smaller bags more frequently rather than stockpiling. Some owners add liquid vitamin C to water, but this is unreliable — vitamin C degrades quickly in water and dosage is hard to control. For a complete vitamin C plan, see our complete vitamin C supplementation guide.
How Much Guinea Pig Food Per Day
How much guinea pig food per day? Adult guinea pigs need 1/8 cup of pellets per day, unlimited Timothy hay, and about one cup of fresh vegetables. Here’s the complete daily feeding guide:
- Unlimited Timothy hay (80% of diet, available 24/7 — essential for digestion and dental health)
- 1/8 cup pellets per guinea pig per day (adults — measured, not free-fed)
- 1 cup fresh vegetables daily (bell pepper, romaine, cilantro)
- Fresh water (water bottle or heavy ceramic bowl, changed daily)
- Remove uneaten fresh food after a few hours to prevent spoilage
- Feed pellets at consistent time (evening preferred — matches natural feeding cycle)
- Monitor weight weekly (sudden changes indicate health issues)
| Age | Pellets/day | Hay | Fresh Vegetables |
|---|---|---|---|
| Baby (<6mo) | 1/4 cup | Unlimited | 1/2 cup |
| Adult (6mo-5yr) | 1/8 cup | Unlimited | 1 cup |
| Senior (5+yr) | 1/8 cup (softened if dental issues) | Unlimited | 1 cup |
Warning: If your guinea pig stops eating for 12+ hours, it’s a gastrointestinal stasis emergency — seek veterinary care immediately. This is one of the most common guinea pig emergencies and is directly related to diet.
Understanding how much guinea pig food per day is critical because overfeeding pellets is a common mistake. Pellets should be a supplement (20% of diet), not the main course. The guinea pig food list should always prioritize Timothy hay above all else. Understanding the guinea pig food list helps you avoid products that fail basic quality standards. The guinea pig food list in this guide represents only the best options available. For the best bedding to pair with proper nutrition, see our best bedding guide.
For more on feeding schedules and nutrition science, see our complete guinea pig nutrition guide.
Pellets vs Mixed Food: Which Makes the Best Guinea Pig Food?
This is the most important decision when choosing the best guinea pig food. It determines whether your pig gets balanced nutrition or develops deficiencies from selective eating.
| Feature | Uniform Pellets | Mixed Food |
|---|---|---|
| Nutrition consistency | ✅ Every bite identical | ❌ Selective eating |
| Variety | ❌ Plain, uniform | ✅ Colorful, diverse |
| Vet recommendation | ✅ Yes | ❌ No |
| Best brands | Oxbow, Kaytee | Sunseed (compromise) |
| Selective eating risk | ✅ Prevents | ❌ High |
| Artificial colors | ✅ Usually none | ⚠️ Often present |
| Guinea pig preference | ❌ Boring | ✅ Exciting |
The best guinea pig food is uniform pellets, not mixed food. Guinea pig pellets vs mixed food is not a close call — pellets win every time for health. Veterinarians recommend pellets because every bite delivers complete nutrition. When guinea pigs have mixed food, they selectively eat the colorful treats and leave the fortified pellets behind — causing nutritional imbalances. Guinea pig pellets vs mixed food comparisons consistently show pellets lead to better long-term health outcomes.
What about guinea pig food without pellets? Some owners ask whether guinea pig food without pellets can work. The answer is no — guinea pig pellets provide the concentrated vitamins and minerals that hay alone cannot deliver. Guinea pig food without pellets leads to vitamin C deficiency. A diet of only mixed food leads to selective eating and nutritional gaps. The best guinea pig food combines uniform pellets (as the pellet component) with fresh guinea pig food vegetables (for variety and hydration).
If your pig refuses plain pellets, try Oxbow Garden Select or Sunseed Vita Prima as a compromise — they have more variety while maintaining nutritional completeness. Guinea pig pellets vs mixed food is a decision every new owner faces, and the science is clear. For proper cage setup including food bowl placement, see our best guinea pig cage setup. For cage sizing requirements, see guinea pig cage size.
Fresh Food Supplementation
No commercial guinea pig food should be the only food your guinea pig eats. Daily fresh vegetables provide vitamins, hydration, and variety that no kibble can match. The guinea pig food list must include fresh supplementation for complete nutrition. Guinea pig food vegetables are just as important as the pellets themselves. Guinea pig food vegetables provide essential micronutrients that pellets alone cannot deliver.
| Category | Safe Foods | Frequency |
|---|---|---|
| Daily Vegetables | Bell peppers (highest vitamin C), cucumber, romaine lettuce, cilantro | Daily |
| Moderate Vegetables | Carrots (high sugar), broccoli, kale, spinach (high calcium) | 2-3x/week |
| Fruits | Strawberries, blueberries, bananas (tiny amounts, very high sugar), watermelon (small pieces, remove seeds) | 2-3x/week |
| Safe Fruit Treats | Tomatoes (fruit only — leaves/stems toxic), seedless apple | 2-3x/week |
| Toxic — Never Feed | Onion, garlic, potato, rhubarb, avocado, chocolate, bread, dairy | Never |
Guinea pig food to avoid: Onion, garlic, potato leaves, tomato leaves/stems, rhubarb, avocado, chocolate, bread, dairy, iceberg lettuce (no nutritional value), and any processed human food. These are the most important items on the guinea pig food to avoid list. Guinea pig food to avoid also includes any mixed food with artificial colors — the dyes are harmful to rodents.
Guinea pig food vegetables by the numbers:
- Bell peppers are the best daily vegetable — one slice provides ~30 mg vitamin C, meeting the daily requirement
- Cucumber provides excellent hydration, safe daily, very low calorie
- Carrots are safe 2-3x/week but high in sugar — limit for adult pigs
- Strawberries are a safe treat with high vitamin C, but also high sugar
- Bananas are safe in tiny amounts only — extremely high sugar content
- Tomatoes — fruit is safe, but leaves and stems are toxic (contain solanine)
Remove uneaten fresh food after a few hours to prevent spoilage. For complete care information beyond diet, see our complete care guide and health problems guide. For proper cage sizing, see guinea pig cage size. Understanding guinea pig lifespan depends partly on diet quality — good nutrition extends life by 2-3 years. See guinea pig lifespan for details. For grooming and nail care, see our guinea pig grooming guide.
Conclusion
The best guinea pig food is the one that provides complete nutrition with stabilized vitamin C, uniform pellets, and no artificial colors. After testing six products and analyzing thousands of reviews, here’s the summary:
- Best overall: Oxbow Essentials — vet-recommended gold standard,
- Best for babies: Oxbow Young Guinea Pig — higher calcium/protein for growth
- Best premium: Oxbow Garden Select — garden vegetables, picky eaters love it
- Best budget: Kaytee Timothy Complete — 41% cheaper, nearly identical nutrition
- Best for bladder issues: Small Pet Select — lower calcium, soy-free
- Best for picky eaters: Sunseed Vita Prima — mixed format, pigs “wheek” for it
Non-Amazon brands worth considering: Science Selective (UK-based, available on Chewy) and Mazuri (Purina’s professional-grade brand, specialty stores) are both excellent alternatives to Oxbow worth trying if available.
Products excluded: Kaytee Forti-Diet Pro (too similar to Timothy Complete), Kaytee Fiesta (seed mix with artificial colors, selective eating), and Wild Harvest (lowest quality, excessive powder, contamination reports).
Replace food bags every 90 days after opening (vitamin C degrades), always check for dust or contamination, and supplement daily with fresh bell peppers. For the best hay to pair with your pellets, see our guinea pig hay guide. For more essential guinea pig guides, check our proper cage size, best guinea pig toys, and best bedding guide recommendations.