From pantry staples to protein-packed snacks, these low-key Costco deals are worth every penny.
Costco is known for its massive savings on big-ticket items—but hidden among the towering shelves are quiet heroes that deliver quality and value for under $15. Savvy shoppers know where to look, and these underrated picks prove you don’t have to splurge to stock your pantry with healthy, flavorful essentials. Whether you’re meal prepping, snacking smart, or upgrading your basics, here are 10 under-$15 Costco finds that you’ll wish you grabbed sooner.
1. Asaro Castelvetrano Green Olives $11.69/1 L
Castelvetrano olives are famous for their buttery texture and sweet, mild flavor—and Costco’s Asaro brand delivers the gourmet taste at a warehouse price. Imported from Sicily, these olives are perfect for charcuterie boards, salads, or snacking straight from the jar.
Nutritional Facts (per 3 olives):
- Calories: 25
- Fat: 2.5g
- Carbs: 1g
- Sodium: 190mg
- Dietary Fiber: 0g
- Sugar: 0g
- Protein: 0g
Ingredients:
Castelvetrano olives, water, sea salt, lactic acid, ascorbic acid.
Preparation Instructions:
Serve chilled or at room temperature. No prep needed—just pop the jar open and enjoy.
2. Kirkland Organic Creamy Peanut Butter $11.69/2 Ct
This no-stir peanut butter contains just one ingredient: dry roasted organic peanuts. With zero added sugar or oils, it’s a creamy, clean-tasting spread that’s perfect on toast, in smoothies, or straight off the spoon.
Nutritional Facts (per 2 tbsp):
- Calories: 190
- Fat: 16g
- Carbs: 7g
- Sodium: 0mg
- Dietary Fiber: 3g
- Sugar: 1g
- Protein: 8g
Ingredients:
Organic dry roasted peanuts.
Preparation Instructions:
Stir if separated. Refrigeration recommended after opening.
3. Wild Planet Wild Pacific Sardines $9.99/6 Ct
These sustainably caught sardines are packed with omega-3s and come in extra virgin olive oil for rich flavor and nutrition. Great for toast, salads, or adding protein to pasta dishes.
Nutritional Facts (per serving):
- Calories: 200
- Fat: 11g
- Carbs: 0g
- Sodium: 320mg
- Dietary Fiber: 0g
- Sugar: 0g
- Protein: 23g
Ingredients:
Sardines, extra virgin olive oil, water, sea salt.
Preparation Instructions:
Ready to eat. Enjoy straight from the can or mash into dishes.
4. Go Raw Organic Sprouted Pumpkin Seeds $11.99/22 Oz
Sprouted for easier digestion and nutrient absorption, these organic pumpkin seeds are crunchy, satisfying, and perfect for clean snacking or salad toppers.
Nutritional Facts (per 1 oz):
- Calories: 150
- Fat: 13g
- Carbs: 3g
- Sodium: 5mg
- Dietary Fiber: 2g
- Sugar: 0g
- Protein: 8g
Ingredients:
Organic sprouted pumpkin seeds, sea salt.
Preparation Instructions:
Enjoy right out of the bag or sprinkle onto salads, yogurt, or oatmeal.
5. Polly-O String Cheese $11.49/48 Ct
These mozzarella sticks are beloved for their milky flavor and ideal texture. Convenient for kids’ lunches or post-gym protein boosts, this 60-pack offers unbeatable value.
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Nutritional Facts (per stick):
- Calories: 80
- Fat: 6g
- Carbs: <1g
- Sodium: 200mg
- Dietary Fiber: 0g
- Sugar: 0g
- Protein: 7g
Ingredients:
Pasteurized part-skim milk, cheese cultures, salt, enzymes.
Preparation Instructions:
Peel and eat. Store in the refrigerator.
6. Kirkland Organic Frozen Berries $12.27/4 Lb
This mix of organic strawberries, blueberries, and raspberries is great for smoothies, baking, or snacking. The resealable bag keeps things fresh and accessible.
Nutritional Facts (per 1 cup):
- Calories: 70
- Fat: 0g
- Carbs: 17g
- Sodium: 0mg
- Dietary Fiber: 5g
- Sugar: 10g
- Protein: 1g
Ingredients:
Organic strawberries, organic blueberries, organic raspberries.
Preparation Instructions:
Use frozen or thaw for baking and toppings.
7. Kirkland Nuts (Variety Almonds, Mixed Nuts, or Cashews) $13.99/32 Oz
Costco’s Kirkland nuts are premium quality, roasted just right, and make an excellent protein-packed snack. Whether you prefer almonds, cashews, or a nut blend, the price per ounce is unbeatable.
Nutritional Facts (per 1 oz):
- Calories: 170–200
- Fat: 15–18g
- Carbs: 6–9g
- Sodium: Varies (lightly salted or unsalted options)
- Dietary Fiber: 2–3g
- Sugar: 1g
- Protein: 5–6g
Ingredients:
Varies by type: usually nuts, sea salt, peanut oil or no oil.
Preparation Instructions:
Ready to eat as a snack or add to recipes.
8. Kirkland Maple Syrup $14.99/33.8 oz
100% pure Grade A amber maple syrup with rich, smooth flavor. Great on pancakes, waffles, oatmeal—or used in glazes and baked goods.
Nutritional Facts (per 1 tbsp):
- Calories: 110
- Fat: 0g
- Carbs: 27g
- Sodium: 5mg
- Dietary Fiber: 0g
- Sugar: 24g
- Protein: 0g
Ingredients:
100% pure maple syrup.
Preparation Instructions:
Shake well. Refrigerate after opening.
9. Pure Vanilla Extract $13.99/16 oz
This large-format bottle of pure vanilla extract offers bakery-level flavor at a steal. A must-have for baking, desserts, and homemade beverages.
Nutritional Facts (per 1 tsp):
- Calories: 12
- Fat: 0g
- Carbs: 0.5g
- Sodium: 0mg
- Sugar: 0g
- Protein: 0g
Ingredients:
Vanilla bean extractives in water and alcohol.
Preparation Instructions:
Use in baked goods, frostings, drinks, and sauces.
10. Fresh Tomatoes
Often overlooked, Costco’s fresh tomatoes come in bulk and are packed with flavor. Perfect for slicing, sauces, or roasting, they stay fresh longer thanks to smart packaging.
Final Thoughts
While the flashy warehouse deals often steal the spotlight, these under-$15 Costco finds are the true MVPs of smart shopping. Stock your pantry, fuel your day, and upgrade your meals—without blowing your budget.
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