HYDRATION ELECTROLYTE DRINK MIX
Kirkland SignatureAnalysis updated September 2026 · How Scout scores
Near you
Kirkland Signature is carried at Costco stores. Find one within 25 miles.
At a glance
Summary
This electrolyte drink mix contains beneficial ingredients such as L-Glutamine, L-Alanine, and various vitamins and minerals that support hydration and recovery. The use of natural sweeteners like allulose and stevia is a positive aspect, avoiding artificial sweeteners and dyes. However, the presence of 'natural flavors' introduces some uncertainty due to lack of transparency, which slightly impacts the overall score.
Key ingredients 17
L-GlutamineGood
L-Glutamine is an amino acid that supports muscle recovery and immune function. It is often used in supplements to aid in recovery after exercise. Its role in protein synthesis makes it beneficial for athletes and active individuals.
Benefits
L-Glutamine supports muscle recovery and immune health, making it beneficial for athletes.
L-AlanineGood
L-Alanine is a non-essential amino acid that plays a role in energy production and muscle metabolism. It is beneficial for maintaining energy levels during physical activity. Its presence in supplements can support endurance and performance.
Benefits
L-Alanine supports energy production and muscle metabolism, aiding in endurance.
Potassium CitrateGood
Potassium Citrate is a potassium salt that helps maintain electrolyte balance and supports heart health. It is used in supplements to prevent or treat low blood potassium levels. Its role in electrolyte balance makes it beneficial for hydration.
Risks
Excessive intake may lead to hyperkalemia, a condition with elevated potassium levels.
Benefits
Potassium Citrate supports electrolyte balance and heart health.
SaltGood
Beneficial ingredient — whole-food or functional value in this product class.
Risks
Excessive intake can lead to high blood pressure and cardiovascular issues.
Benefits
Salt is essential for maintaining electrolyte balance and proper bodily functions.
Sodium CitrateGood
Beneficial ingredient — whole-food or functional value in this product class.
Risks
Excessive consumption can contribute to high sodium intake.
Benefits
Sodium Citrate helps regulate acidity and enhances flavor.
Magnesium CitrateGood
Magnesium Citrate is a magnesium salt that supports muscle and nerve function. It is often used in supplements to prevent or treat magnesium deficiency. Its role in muscle relaxation and energy production makes it beneficial for athletes.
Risks
Excessive intake may lead to diarrhea or gastrointestinal discomfort.
Benefits
Magnesium Citrate supports muscle and nerve function, aiding in relaxation and energy production.
Baker's Yeast Beta GlucanGood
Baker's Yeast Beta Glucan is a fiber known for its immune-boosting properties. It is derived from the cell walls of yeast and supports immune health. Its presence in supplements can enhance the body's defense mechanisms.
Benefits
Baker's Yeast Beta Glucan supports immune health and enhances the body's defense mechanisms.
Vitamin CGood
Vitamin C is an essential nutrient that supports immune function and acts as an antioxidant. It is commonly added to supplements to boost immunity and improve skin health. Its antioxidant properties help protect cells from damage.
Risks
Excessive intake may lead to gastrointestinal discomfort.
Benefits
Vitamin C supports immune function and acts as an antioxidant, protecting cells from damage.
Vitamin B3Good
Vitamin B3, also known as Niacinamide, supports energy metabolism and skin health. It is essential for converting food into energy and maintaining healthy skin. Its presence in supplements can enhance energy levels and skin appearance.
Risks
Excessive intake may cause skin flushing or liver damage.
Benefits
Vitamin B3 supports energy metabolism and maintains healthy skin.
Vitamin B5Good
Vitamin B5, or Calcium D-Pantothenate, is vital for energy production and hormone synthesis. It plays a role in converting carbohydrates, fats, and proteins into energy. Its inclusion in supplements supports overall energy levels and stress response.
Benefits
Vitamin B5 supports energy production and hormone synthesis, aiding in stress response.
Vitamin B6Good
Vitamin B6, or Pyridoxine Hydrochloride, is crucial for brain health and neurotransmitter synthesis. It aids in the production of serotonin and norepinephrine, which regulate mood. Its presence in supplements supports cognitive function and mood regulation.
Risks
Excessive intake may lead to nerve damage.
Benefits
Vitamin B6 supports brain health and neurotransmitter synthesis, aiding in mood regulation.
Vitamin B12Good
Vitamin B12, or Cyanocobalamin, is essential for nerve function and red blood cell formation. It is crucial for DNA synthesis and maintaining healthy nerve cells. Its inclusion in supplements supports energy levels and neurological health.
Benefits
Vitamin B12 supports nerve function and red blood cell formation, aiding in energy production.
AlluloseNeutral
Allulose is a low-calorie sweetener that does not significantly impact blood sugar levels. It is a rare sugar found naturally in small quantities in certain fruits. While it provides sweetness, it does not offer significant nutritional benefits.
Benefits
Allulose provides sweetness without the calories of regular sugar, making it suitable for low-calorie diets.
Citric AcidNeutral
Citric Acid is a natural preservative and flavor enhancer found in citrus fruits. It is commonly used in food and beverages to add a sour taste. While it is generally safe, excessive consumption can lead to dental erosion.
Risks
Excessive consumption may lead to dental erosion.
Benefits
Citric Acid enhances flavor and acts as a preservative in food products.
Stevia Leaf ExtractNeutral
Stevia Leaf Extract is a natural sweetener derived from the stevia plant. It provides sweetness without calories, making it a popular sugar substitute. While generally safe, some individuals may experience digestive discomfort.
Risks
Some individuals may experience digestive discomfort.
Benefits
Stevia Leaf Extract provides calorie-free sweetness, suitable for low-calorie diets.
Silicon DioxideNeutral
Silicon Dioxide is used as an anti-caking agent to prevent clumping in powdered products. It is generally recognized as safe by food safety authorities. It does not provide nutritional benefits but ensures product consistency.
Benefits
Silicon Dioxide prevents clumping, ensuring product consistency.
Natural FlavorsBad
Natural Flavors are used to enhance the taste of products but can be a catch-all term for various additives. The lack of transparency in their composition can be concerning for consumers. They do not provide nutritional benefits and may contain allergens.
Risks
May contain allergens and lack transparency in composition.
Processing
Processed Foods
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