Best Zest Tea in 2026

VOTED TOP NEW TEA PRODUCT - Named Top New Product at the 2015 World Tea Expo. Zest Tea was chosen for its unique energy characteristics (first tea product with as much caffeine as coffee) as well as its bold and exciting flavors. Keto Friendly and Great for No Carb Diets

AS MUCH CAFFEINE AS COFFEE - Each bag contains as much natural caffeine as coffee; 150 mg per cup; 3x the energy levels of of traditional caffeinated teas. This makes Zest the strongest tea on the market!

PACKED WITH AMINO ACIDS - Including L-Theanine, an amino acid that has been shown to boost cognitive function when in combination with caffeine and help reduce the jitters and crash commonly associated with caffeinated products. The end result is a steady and prolonged alertness.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

150MG CAFFEINE PER CUP: Our strong black fruit hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated black teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

150MG CAFFEINE PER CUP: Our strong black hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated black teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

Award winning premium base teas packaged in specialty pyramid bags designed for leaf expansion

Each bag contains as much natural caffeine as coffee; 140 - 160 mg per cup; 3x levels of traditional teas

Packed with amino acids (L-Theanine) that reduce the jitters and crash of caffeine; The result is a steady alertness

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

135MG CAFFEINE PER CUP: Our strong green fruity hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated green teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

Award winning premium base teas packaged in specialty pyramid bags designed for leaf expansion

Each bag contains as much natural caffeine as coffee; 140 - 160 mg per cup; 3x levels of traditional teas

Packed with amino acids (L-Theanine) that reduce the jitters and crash of caffeine; The result is a steady alertness

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

150MG CAFFEINE PER CUP: Our strong black hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated black teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

150MG CAFFEINE PER CUP: Our strong black hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated black teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

Voted Top New Product at the World Tea Expo: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

135-150mg Caffeine Per Cup: Our strong black and green hot teas have more caffeine than coffee; 3x the energy levels of traditional caffeinated teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

Steady & Prolonged Alertness: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

135MG CAFFEINE PER CUP: Our strong green fruity hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated green teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

150MG CAFFEINE PER CUP: Our strong black hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated black teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

Voted Top New Product at the World Tea Expo: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

135-150mg Caffeine Per Cup: Our strong black and green hot teas have more caffeine than coffee; 3x the energy levels of traditional caffeinated teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

Steady & Prolonged Alertness: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

150MG CAFFEINE PER CUP: Our strong black fruit hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated black teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

150MG CAFFEINE PER CUP: Our strong black hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated black teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

135MG CAFFEINE PER CUP: Our strong green fruity hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated green teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

135MG CAFFEINE PER CUP: Our strong green fruity hot tea has more caffeine than coffee; 3x the energy levels of traditional caffeinated green teas. This makes Zest the strongest tea on the market, and is the perfect high energy pick me up for your morning or mid-day slump.

STEADY & PROLONGED ALERTNESS: Zest Tea is packed with amino acids, including L-Theanine, which has been shown to boost cognitive function when combined with caffeine. This helps reduce the jitters and crash commonly associated with caffeinated products.

HEALTHY, PLANT-POWERED COFFEE ALTERNATIVE: With only 60 calories and low sugar (14g), our low-carb and Keto-friendly carbonated energy drinks are perfect for anyone looking for an all natural, functional energy beverage.

HIGHLY CAFFEINATED ENERGY DRINK: Contains 150mg of natural caffeine sourced from tea; More caffeine, less calories, and healthier than regular energy drinks.

NO JITTERS OR CRASH: Each can is packed with amino acids (100mg of L-Theanine) that reduce the jitters and crash of caffeine; The result is a steady alertness that lasts 5 to 6 hours or more!

HEALTHY, PLANT-POWERED COFFEE ALTERNATIVE: With no sugar and zero calories, our Keto-friendly carbonated energy drinks are perfect for anyone looking for an all natural, functional energy beverage.

HIGHLY CAFFEINATED ENERGY DRINK: Contains 120mg of natural caffeine sourced from tea; More caffeine, less calories, and healthier than regular energy drinks.

NO JITTERS OR CRASH: Each can is packed with amino acids (100mg of L-Theanine) that reduce the jitters and crash of caffeine; The result is a steady alertness that lasts 5 to 6 hours or more!

HEALTHY, PLANT-POWERED COFFEE ALTERNATIVE: With only 60 calories and low sugar (14g), our low-carb and Keto-friendly carbonated energy drinks are perfect for anyone looking for an all natural, functional energy beverage.

HIGHLY CAFFEINATED ENERGY DRINK: Contains 150mg of natural caffeine sourced from tea; More caffeine, less calories, and healthier than regular energy drinks.

NO JITTERS OR CRASH: Each can is packed with amino acids (100mg of L-Theanine) that reduce the jitters and crash of caffeine; The result is a steady alertness that lasts 5 to 6 hours or more!

HEALTHY, PLANT-POWERED COFFEE ALTERNATIVE: With only 0-60 calories and low to no sugar, our low-carb and Keto-friendly carbonated energy drinks are perfect for anyone looking for an all natural, functional energy beverage.

HIGHLY CAFFEINATED ENERGY DRINK: Contains 120-150mg of natural caffeine sourced from tea; More caffeine, less calories, and healthier than regular energy drinks.

NO JITTERS OR CRASH: Each can is packed with amino acids (100mg of L-Theanine) that reduce the jitters and crash of caffeine; The result is a steady alertness that lasts 5 to 6 hours or more!

HEALTHY, PLANT-POWERED COFFEE ALTERNATIVE: With only 60 calories and low sugar (14g), our low-carb and Keto-friendly carbonated energy drinks are perfect for anyone looking for an all natural, functional energy beverage.

HIGHLY CAFFEINATED ENERGY DRINK: Contains 150mg of natural caffeine sourced from tea; More caffeine, less calories, and healthier than regular energy drinks.

NO JITTERS OR CRASH: Each can is packed with amino acids (100mg of L-Theanine) that reduce the jitters and crash of caffeine; The result is a steady alertness that lasts 5 to 6 hours or more!

SWEAT, RECOVER, REPEAT: With 250mg of natural caffeine, this high energy caffeine powder blend is the perfect pre workout boost to stay hydrated during sports & other physical activities.

REPLENISH & HYDRATE: These Hydration & Electrolyte Packets follow the IV Pillars of Hydration: Sodium, Potassium, Chloride, & Glucose. Our low-sugar, low-calorie electrolyte powder is filled with essential nutrients that help restore your body's fluid balance and provide you with the energy you need to recharge.

BACKED BY SCIENCE: Designed with nutritionists for optimal cellular absorption and the rehydration your body craves. Our proprietary energy blend will provide the kick you need to work harder, crush cardio, and unlock peak performance.

REPLENISH & HYDRATE: Our Hydration & Electrolyte Packets follow the four pillars of hydration: Sodium, Potassium, Chloride, & Glucose. Our low-sugar, low-calorie electrolyte powder provides the perfect boost to stay hydrated on your next adventure. Compare to Liquid IV.

SWEAT, RECOVER, REPEAT: With 250mg of natural caffeine, our high energy caffeine powder blend is the perfect pre workout boost to stay hydrated during sports & other physical activities.

FIND YOUR FLOW: With 150mg of Alpha-GPC, 100mg of L-Theanine, and 100mg of natural caffeine, our focus blend will provide your brain with the healthy mental clarity it needs to stay alert to crush that presentation, tomorrow's midterm, or esports tournaments.

FIND YOUR FLOW: With 150mg of Alpha-GPC, 100mg of L-Theanine, and 100mg of natural caffeine, this focus blend will provide your brain with the healthy mental clarity it needs to stay alert to crush that presentation, tomorrow's midterm, or esports tournaments.

REPLENISH & HYDRATE: Our Hydration & Electrolyte Packets follow the IV pillars of hydration: Sodium, Potassium, Chloride, & Glucose. Our low-sugar, low-calorie electrolyte powder provides the perfect boost to stay hydrated during office meetings, exams, gaming, and other mental activities.

BACKED BY SCIENCE: Designed with nutritionists for optimal cellular absorption and the rehydration your brain craves. Our proprietary blend of electrolytes, Alpha-GPC, L-Theanine, & Caffeine is the perfect nootropic mix for steady, all-day alertness, without the jitters or crash of other caffeinated drinks.

PLANT-POWERED IMMUNE SUPPORT: Zest Elderberry Citrus Immunity Tea is a nutrient-packed herbal tea blend featuring Elderberry, Zinc, & Vitamin C. It’s the perfect daily system booster to keep you up and running so you have fewer sick days & more fun days.

NATURAL NON-GMO HERBAL INGREDIENTS: Organic Elderberries, Organic Calendula Petals, Organic Rose Hips, Organic Lemongrass, Organic Hibiscus, Organic Lavender, & Organic Orange Peels. A powerful blend of vitamins & antioxidants to give your immune system a daily boost.

DAILY IMMUNE SYSTEM SUPPORT: Our Elderberry Citrus blend includes a Vitamin C & Zinc combo that supports vital cellular functions. This works in conjunction with Elderberry & Calendula, which are inflammation-fighting antioxidants. Compare with Buddha Teas Organic Elderberry Tea & Hey Girl Feel Better Herbal Tea.

REPLENISH & HYDRATE: Our Hydration & Electrolyte Packets follow the four pillars of hydration: Sodium, Potassium, Chloride, & Glucose. Our low-sugar, low-calorie electrolyte powder provides the perfect boost to stay hydrated on your next adventure. Compare to Liquid IV.

SWEAT, RECOVER, REPEAT: With 250mg of natural caffeine, our high energy caffeine powder blend is the perfect pre workout boost to stay hydrated during sports & other physical activities.

FIND YOUR FLOW: With 150mg of Alpha-GPC, 100mg of L-Theanine, and 100mg of natural caffeine, our focus blend will provide your brain with the healthy mental clarity it needs to stay alert to crush that presentation, tomorrow’s midterm, or esports tournaments.

VOTED TOP NEW PRODUCT AT THE WORLD TEA EXPO: Zest Tea was chosen for its unique energy characteristics as well as its bold and exciting flavors. A balanced highly caffeinated coffee substitute. Keto Friendly and Great for Low Carb Diets.

REPLENISH & HYDRATE: Our Hydration & Electrolyte Packets follow the four pillars of hydration: Sodium, Potassium, Chloride, & Glucose. Our low-sugar, low-calorie electrolyte powder provides the perfect boost to stay hydrated on your next adventure. Compare to Liquid IV.

SWEAT, RECOVER, REPEAT: With 250mg of natural caffeine, our high energy caffeine powder blend is the perfect pre workout boost to stay hydrated during sports & other physical activities.

Contains 4 Boxes of 32 Folgers Black Silk Dark Roast K Cup Pods (128 Count Total)

Dark roast coffee with bold and smooth flavors

Rich flavor and fresh aroma in every cup

Bold Black Tea: This delicious blend includes extra L-Theanine and Caffeine, this combination works together in a unique way to create a gentle yet sustainable energy lift without the jitters. This robust tea helps to provide enhanced clarity and focus throughout your day.

Individually Wrapped: Bigelow Tea always come individually wrapped in foil pouches for peak flavor, freshness and aroma to enjoy everywhere you go; Gluten-free, calorie-free, and Kosher Certified

Try Every Flavor: There's a tea for morning, noon, and night time relaxation; Try our English Breakfast, Vanilla Chai, antioxidant Green Tea, decaffeinated teas, organic teas and a variety of our herbal tea bags