It is mildly addictive, one possible reason that makers of soft drinks add it to their products. Many coffee drinkers experience withdrawal symptoms, such as headaches, irritability, sleepiness, and lethargy, when they stop drinking coffee. Like any drug, the effects of caffeine on the body are not wholly good or bad. But exactly how much caffeine is there in the food and beverages you consume?

How much caffeine is in your favorite foods or drinks? Take our quiz to find out!

Coffees Serving Size Caffeine (mg) Dunkin' Donuts Coffee with Espresso Shot 20 oz. 398 Starbucks Coffee, Blonde Roast 16 oz. 360 Dunkin' Donuts Iced Coffee, bottle—Original 12 oz. 327 Starbucks Coffee, Pike Place Roast 16 oz. 310 Panera Coffee, Light Roast 16 oz. 307 Starbucks Nitro Cold Brew 16 oz. 280 Starbucks Plus 2X Caffeine Keurig K-Cup 1 K-Cup 260 Dunkin' Donuts Cappuccino 20 oz. 252 Starbucks Coffee, Pike Place Roast 12 oz. 235 Starbucks Caffe Americano 16 oz. 225 Dunkin' Donuts Coffee 14 oz. 210 Kitu Super Coffee, bottle—Vanilla or Hazelnut 12 oz. 200 Starbucks Cold Brew Cocoa and Honey with Cream, bottle 11 oz. 185 Starbucks Caffe Mocha 16 oz. 175 Starbucks—Caffe Latte or Cappucino 16 oz. 150 Starbucks Salted Caramel Mocha, bottle 14 oz. 150 Keurig K-Cup, most varieties 1 K-Cup 75-150 Starbucks Doubleshot Energy Coffee, can 15 oz. 145 Panera Frozen Mocha 16 oz. 144 Dunkin' Donuts Shot in the Dark, can—all flavors 8.1 oz. 126-134 Nespresso Kazaar capsule 1 capsule 125 Starbucks Mocha Frappuccino, bottle 16 oz. 110 Starbucks Doubleshot Protein Caramel, can 11 oz. 110 Peet's Iced Espresso, can—all flavors 8 oz. 100 Maxwell House Regular Ground Coffee 1 Tbs., makes 6 oz. 45-100 Starbucks Coffee Frappuccino, bottle 16 oz. 95 Starbucks Coffee Frappuccino, bottle 9.5 oz. 93 Folgers Ground Coffee, House Blend 1 Tbs., makes 6 oz. 60-80 Starbucks Espresso 0.8 oz. 75 Nespresso capsule—except Kazaar 1 capsule 55-65 International Delight—Iced Coffee or Iced Coffee Light 8 oz. 55-65 Califia Farms Café Latte Cold Brew Coffee 8 oz. 50 Maxwell House Lite Ground Coffee 1 Tbs., makes 6 oz. 25-50 Starbucks Decaf Coffee 16 oz. 25 Maxwell House Decaf Ground Coffee 1 Tbs., makes 6 oz. 1-5

Teas Serving Size Caffeine (mg) Starbucks Chai Latte—iced or regular grande, 16 oz. 95 Starbucks Green Tea Latte—iced or regular grande, 16 oz. 80 KeVita Master Brew Kombucha 15.2 oz. 36-68 Honest Tea Organic Lemon Tea 16 oz. 63 Tazo Organic Iced Black Tea, bottled 13.8 oz. 46-60 Gold Peak Unsweetened Tea 18.5 oz. 47 Green tea, brewed 8 oz. 28-38 Snapple Lemon Tea 16 oz. 37 Lipton Lemon Iced Tea 16.9 oz. 21 Arizona Iced Tea, black 8 oz. 15 Arizona Iced Tea, green 8 oz. 7.5 Lipton Decaffeinated Tea, black, brewed 8 oz. <5 Herbal tea, brewed 8 oz. 0

Soft Drinks Serving Size Caffeine (mg) Pepsi Zero Sugar 20 oz. 115 Mountain Dew—diet or regular 20 oz. 91 Diet Coke 20 oz. 76 FDA official limit for cola and pepper soft drinks 12 oz. 71 Pepsi Zero Sugar 12 oz. 69 Surge 12 oz. 69 Pepsi 20 oz. 63 Mountain Zevia 12 oz. 55 Mountain Dew—diet or regular 12 oz. 54 Diet Coke 12 oz. 46 Coca-Cola, Coke Zero, or Diet Pepsi 16 oz. 45 Dr. Pepper—diet or regular 12 oz. 41 Pepsi 12 oz. 38 Coca-Cola, Coke Zero, or Diet Pepsi 12 oz. 34 Pepsi True 10 oz. 32 Sunkist Orange Soda—diet or regular 20 oz. 31 Coca-Cola Life 12 oz. 28 Dr. Pepper—diet or regular 8 oz. 28 Barq's Root beer, regular 12 oz. 22 7-Up, Fanta, Fresca, ginger ale or Sprite 12 oz. 0 Root beer, most brands—diet or regular 20 oz. 0

Energy Drinks Serving Size Caffeine (mg) Bang Energy 16 oz. 300 Starbucks Tripleshot Energy—all flavors 15 oz. 225 5-hour Energy 2 oz. 200 Hiball—Organic Energy Drink or Sparkling Energy 16 oz. 160 Monster Energy 16 oz. 160 NOS Energy 16 oz. 160 Rockstar Energy 16 oz. 160 Venom Energy 16 oz. 160 Redline Energy 4 oz. 158 AMP Zero Energy 16 oz. 157 AMP Energy Boost Original 16 oz. 142 avitae Caffeine + Water 16.9 oz. 90 Mountain Dew Kick Start 16 oz. 90 Full Throttle 8 oz. 80 Red Bull 8.4 oz. 80 V8 V-Fusion+Energy 8 oz. 80 Crystal Light Energy 8 oz. 60 MIO Energy, all flavors 1/2 tsp., makes 8 oz. 60 Ocean Spray Cran-Energy 8 oz. 55 Glaceau Vitamin Energy 20 oz. 50 Starbucks Refresher, can 12 oz. 50 Bai Antioxidant Infusion 8 oz. 35

Caffeinated Shakes & Waters Serving Size Caffeine (mg) Ensure Max Protein Café Mocha Nutrition Shake 11 oz. 100 Water Joe 23.7 oz. 85 Phocus Sparkling Water—all flavors 11.5 oz. 75 Sparkling Ice + Caffeine—all flavors 8 oz. 70 Kellogg's Special K Vanilla Cappuccino Protein Shake 10 oz. 65 Vitaminwater Energy Tropical Citrus 20 oz. 50 Odwalla Chai Vanilla Protein Shake 15.2 oz. 29-48

Caffeinated Snack Food Serving Size Caffeine (mg) Awake Energy Chocolate 1.5 oz. 100 Awake Energy Granola 1 bar, 40 g 100 Clif Shot Energy Gel Double Expresso 1.2 oz. 100 Run Gum Original 1 piece 50 Jelly Belly Extreme Sport Beans 1 oz. package 50 Clif Shot Energy Gel Mocha 1.2 oz. 50 Gu Energy Gel—Espresso Love, Caramel Macchiato or Jet Blackberry 1.1 oz. 40 Gu Energy Chews—Strawberry 4 chews 20 Gu Energy Stroopwafel—Caramel Coffee or Wild Berries 1.1 oz. 20

Ice Cream & Yogurt Serving Size Caffeine (mg) Bang!! Caffeinated Ice Cream 4 oz. 125 Dannon Lowfat Coffee Yogurt 6 oz. 30 Häagen-Dazs Coffee Ice Cream 4 oz. 29 Breyers Coffee Ice Cream 4 oz. 15 Dreyer's or Edy's Slow Churned Coffee Ice Cream 4 oz. 14 Häagen-Dazs Chocolate Ice Cream 4 oz. 5 Dannon Oikos Café Latte Greek Yogurt 5.3 oz. 0.1

Chocolate Candy & Chocolate Drinks Serving Size Caffeine (mg) Crackheads Gourmet Chocolate Coffee Caffeine 1 box, 40 g 600 Crackheads Espresso Bean Candies 1 package, 28 pieces 200 Awake Caffeinated Chocolate Bar 1.5 oz. 100 Starbucks Hot Chocolate 16 oz. 25 Hershey's Milk Chocolate Kisses 9 pieces 10 Hershey's Milk Chocolate Bar 1.5 oz. 9 Hershey's Cocoa 1 Tbs. 8 Silk Chocolate Soymilk 8 oz. <5 Silk Dark Chocolate Almondmilk 8 oz. <5 Hershey's Chocolate Lowfat Milk 12 oz. 2