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Natural Stacks Smart Caffeine - Energy Supplement - Single Bottle Contains 60 Capsules - Creates Long-Lasting Energy, Prevents Caffeine Crashes, Increases Alertness and Productivity

4.2 out of 5 stars 135 customer reviews
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About the product
  • SAFE, NATURAL ENERGY: Caffeine supplement with simple, natural ingredients
  • IMPROVED COGNITION: Healthy alternative to coffee for improved cognitive function while still helping you get the energy you need.
  • LONG LASTING ENERGY: Contains L-Theanine, a natural amino acid which prevents jitters and crashes
  • ENHANCED MENTAL PERFORMANCE: Gives you energy to be fully productive whether at work, home or the gym
  • SATISFACTION GUARANTEE: If for any reason you are unsatisfied, contact us for a full refund.

Frequently bought together

  • Natural Stacks Smart Caffeine - Energy Supplement - Single Bottle Contains 60 Capsules - Creates Long-Lasting Energy, Prevents Caffeine Crashes, Increases Alertness and Productivity
  • +
  • Natural Stacks - CILTEP - Mental Performance Supplement - One Bottle Containing 60 Capsules - All Natural Supplement, Boosts Mental Performance, Enhances Your Ability to Focus
  • +
  • Dopamine Brain Food Supplement - All Natural Neurotransmitter Support - For Mental Alertness, Improved Learning, Attention, Concentration and Confidence 60 vegetarian capsules
Total price: $78.89
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  • Buy More and Save! Enter code NATSTAK2 and save 3% on 2 Natural Stacks Optimal Performace Supplements - Enter code NATSTAK2 at checkout. Here's how (restrictions apply)
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Product Description

Natural Stacks

Natural Stacks Smart Caffeine comes with 60 capsules per bottle. We operate with an open source policy, allowing you see what is in our products, because we believe you have the right to know exactly what you are putting in your body.


Product details

  • Shipping Weight: 1.6 ounces (View shipping rates and policies)
  • ASIN: B00GXPNEUO
  • UPC: 798295452535
  • Average Customer Review: 4.2 out of 5 stars 135 customer reviews
  • Amazon Best Sellers Rank: #20,991 in Health & Household (See Top 100 in Health & Household)
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Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.

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Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart
Customer Rating 4 out of 5 stars (135) 4 out of 5 stars (308) 4 out of 5 stars (1174) 4 out of 5 stars (38) 4 out of 5 stars (35) 0 out of 5 stars (0)
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Sold By TheGroupDeal Eu Natural Amazon.com Viter Energy High Level, LLC Tigereye Nutraceuticals
Directions Take a serving of 1-2 capsules whenever focused energy is desired. Avoid use in the evening. Do not take more than 6 capsules per day. Take two (2) capsules, up to four times daily with an 8 ounce glass of water. Do not exceed 8 capsules per day. Take 1-2 capsules, up to three times daily. Assess tolerance and allow 3 to 4 hours between servings. Do not exceed 6 capsules in a day. Stack with Genius Burn for optimal results. To support energy and focus take up to 4 capsules daily with a small amount of food. Do not take within 6 hours of bedtime. Take two tablets daily with a meal as a dietary supplement. For use as a dietary supplement. Assess your tolerance with 1-2 capsules with 14-16 oz. water when enhanced focus and energy is desired. Due to its potency, do not exceed the recommended dosages and avoid taking before bedtime.
Item Dimensions 2 x 2 x 3 in 3 x 3 x 4 in 1.97 x 0.2 x 1.97 in
Safety Warning Keep out of reach of children. If you are pregnant, nursing, or taking any prescription medicine, consult your physician before taking this product. Consult your physician prior to using this product if you are pregnant, nursing, under 18 years of age, taking medication or have a medical condition. Immediately discontinue use and contact your physician if any adverse reactions occur. Keep out of reach of children. Store in a cool, dry place away from excessive heat. Warning: Do not exceed recommended dose. Do not take if pregnant, nursing, under 18 years old, or sensitive to caffeine. If you have a medical condition, consult your physician before use. Do not use if safety seal is broken or missing. Store in a cool dry place. Keep out of reach of children. Do not use if safety seal is broken, if you are pregnant, nursing, or under the age of 18. Consult with a healthcare practitioner using. Keep out of reach of children.

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