Everything you need to know about specifications, nutrition, and how to buy
Kirkland Signature Sparkling Energy Drink is Costco’s premium energy drink offering, launched in March 2026. Unlike budget energy drinks that cut corners on quality, Kirkland delivers professional-grade energy for just $0.70 per can—a price point that would be impossible from Celsius, Monster, or Red Bull.
The drink is formulated for active individuals, fitness enthusiasts, and anyone who wants sustained energy without the sugar crash. With 200mg of caffeine, zero sugar, and only 10 calories, it’s engineered for clean, efficient energy delivery with no guilt.
Serious energy boost with no jitters. Green tea extract and guarana provide sustained power, not a spike-and-crash cycle.
Unbeatable value compared to premium brands. Variety pack of 24 cans for $16.99 at Costco.
Clean formula with zero guilt. Sweetened with sucralose for the zero-sugar experience without compromising taste.
Tropical, Peach, and Orange. Each flavor is distinct and delicious. The variety pack includes all three.
Here’s the complete nutritional breakdown per 12 fl oz can (355ml):
| Nutrient | Amount | % Daily Value* |
|---|---|---|
| Calories | 10 | 0% |
| Total Fat | 0g | 0% |
| Cholesterol | 0mg | 0% |
| Sodium | 100mg | 4% |
| Total Carbohydrate | 3g | 1% |
| Total Sugars | 0g | 0% |
| Protein | 0g | 0% |
Kirkland’s formula combines performance-boosting ingredients with a commitment to clean energy. Here’s what’s in every can:
Kirkland Signature is Costco’s private label brand. For the energy drink, Costco partnered with an established beverage manufacturer with decades of experience in functional beverages. While the exact manufacturer isn’t publicly disclosed (standard practice for private labels), the quality standards are rigorous, and the formula rivals major brands at a fraction of the price.
The drink is manufactured in North America with quality controls matching premium brands. It meets FDA and all relevant beverage manufacturing standards.
Kirkland Signature Sparkling Energy Drink is a Costco exclusive product. Here’s everything you need to know about availability and purchasing:
Available at most North American Costco locations. Found in the beverage section near other energy drinks and sports drinks.
Check Costco’s online warehouse. Shipping and bulk order availability varies by location.
As with all Costco products, you need an active Costco membership to purchase. Not available to non-members.
Format: 24-pack variety box (8 cans each of Tropical, Peach, Orange)
Price: $16.99 per box (approximately $0.71 per can)
Availability: Subject to regional stock levels. Highly popular, especially Peach flavor, so availability may vary.
Shelf Location: Typically in the beverage aisle with other energy drinks and sports drinks, sometimes near water and electrolyte drinks.
Here’s how Kirkland stacks up against major competitors on the metrics that matter most to energy drink enthusiasts:
| Brand | Price/Can | Calories | Sugar | Caffeine | Taste Rating |
|---|---|---|---|---|---|
| Kirkland Signature | $0.70 | 10 | 0g | 200mg | 4.5/5 ⭐ |
| Celsius | $2.50 | 10 | 0g | 200mg | 4.3/5 ⭐ |
| Ghost | $2.25 | 5 | 0g | 200mg | 4.2/5 ⭐ |
| Monster (Standard 16oz) | $2.49 | 210 | 54g | 160mg | 3.9/5 ⭐ |
| Red Bull (8.4oz) | $2.49 | 110 | 27g | 80mg | 3.8/5 ⭐ |
The Verdict: Kirkland delivers comparable or better performance to premium brands at less than 30% of the cost. For those watching calories, sugar, or budget, it’s hard to beat.
Caffeine timing is crucial for optimal energy and better sleep. Understanding when to drink Kirkland can make a significant difference in how you feel throughout the day.
Here's how caffeine works in your body:
Wait 30-45 minutes after waking before drinking caffeine. Your cortisol (natural stress hormone) is already elevated upon waking, and drinking caffeine immediately can waste its effect. After your cortisol naturally drops (around 30-45 minutes), that's when Kirkland hits hardest. Perfect for breakfast or commute.
Drink Kirkland 30-45 minutes before your workout or training session. This timing ensures peak caffeine levels coincide with your workout, maximizing energy, focus, and endurance. Ideal for morning gym sessions, afternoon training, or competitive sports.
Drink between 12-2 PM for sustained focus through the mid-afternoon slump. This timing keeps you sharp for work without interfering with sleep. The peak effect lands during your 2-3 PM energy dip, and by 8-9 PM (when the half-life kicks in), you'll be winding down naturally.
Drinking Kirkland after 2-3 PM can disrupt sleep if you go to bed around 10 PM. Even though caffeine has a 5-6 hour half-life, individual sensitivity varies. That remaining caffeine can keep you alert when you need rest. If you need evening energy, drink no later than 2 PM for a 10 PM bedtime.
Many people enjoy both Kirkland energy drinks and coffee. You can safely combine them if timed and dosed correctly, as long as you stay within safe caffeine limits.
Spacing matters. If you want to stack Kirkland and coffee without crashing, time them strategically:
While Kirkland Signature Energy Drink is formulated for safety, it's important to understand potential side effects and who should avoid it.
Proper storage ensures your Kirkland energy drinks stay fresh, carbonated, and safe to drink for as long as possible.
Unopened cans are fine at room temperature (65-75°F). Kirkland cans are sealed and stable. Avoid storing in direct sunlight or near heat sources (ovens, radiators, car dashboards). Heat can degrade flavor and cause slight leakage.
UV light can degrade ingredients and affect taste quality. Store in a dark pantry, cabinet, or closet rather than on open shelves near windows. This is especially important for long-term storage beyond 6 months.
Once opened, drink immediately or refrigerate if you want to finish later that day. Opened cans lose carbonation relatively quickly (within 1-2 hours at room temperature). Refrigeration slows carbonation loss. Store opened cans in the coldest part of your fridge (back shelf, not door).
Opened cans should be consumed within 24 hours, even if refrigerated. The drink goes flat, and while still safe, the experience is significantly diminished. Better to save unused opened cans for quick consumption the next day rather than keeping them for weeks.
The FDA recommends a maximum of 400mg of caffeine per day for healthy adults. 200mg is a solid dose for energy without being excessive. However, if you’re caffeine-sensitive, pregnant, nursing, or have heart conditions, consult your healthcare provider.
Yes, Kirkland is formulated for fitness. The 200mg caffeine combined with taurine, B vitamins, and electrolytes makes it an excellent pre-workout choice. Most athletes enjoy one can 30-45 minutes before training.
Nutritionally, they’re nearly identical: 10 calories, 0g sugar, 200mg caffeine. The main difference is taste and price. Kirkland is 72% cheaper per can. Taste preference is personal; we rate Kirkland at 4.5/5 vs. Celsius at 4.3/5.
Most people feel the peak energy boost 30-60 minutes after drinking. The caffeine effect lasts 4-6 hours in most individuals, though it varies based on tolerance and sensitivity.
While technically possible, mixing high-caffeine drinks with alcohol isn’t recommended. The stimulant effect can mask alcohol’s depressant effects, potentially leading to overconsumption. If you choose to, do so responsibly and sparingly.
Kirkland cans have a typical shelf life of 12-18 months from manufacture date. Store in a cool, dry place away from direct sunlight. Most cans are consumed well before expiration.
Kirkland Signature Energy Drink is vegan-friendly (no animal products) and gluten-free. Perfect for dietary-conscious consumers and those with gluten sensitivities.
Kirkland uses synthetically produced taurine, which is completely vegan. No animal sources are used in the energy drink formulation.