I’ve been on a Dunkin’ Refreshers kick lately, but after a few in a row I started wondering whether I was piling up more caffeine than I meant to.

So I checked how much caffeine is actually in Dunkin’ Refreshers, because they feel lighter than coffee but still gave me a noticeable lift.

I’m sharing what I found so I can point to the drinks that fit different caffeine tolerances without guessing.

  • Dunkin' Refreshers do typically contain caffeine, though the amount varies depending on serving size
  • Most Dunkin' Refreshers contain between 66 and 132 mg of caffeine per serving
  • The caffeine comes from the green tea extract used in the ingredients
  • A Dunkin' Refreshers' caffeine level is less than Dunkin' coffees but is a similar level to Dunkin' teas
  • Dunkin' Refreshers typically contain 80-320 calories, 21-80 carbs, and 19-76 g of sugar

Do Dunkin Refreshers contain caffeine? (Surprising facts!)

Dunkin’ Refreshers have caffeine. How much caffeine varies based on which Dunkin’ Refresher size and flavor you get.

When I checked, I found that Refreshers have caffeine in proportion to the Dunkin’ cup sizes. This definitely ISN’T a surprising fact – but the specifics aren’t what you might expect!

I didn’t notice any excess jitters or spikes in my energy, and the caffeine is similar for all the flavors.

Still, Dunkin’ says, “…Caffeine values can vary greatly based on the variety of coffee/tea and the brewing equipment/steeping method used.”

Here’s a quick breakdown of the caffeine amounts for the Dunkin’ Refresher flavors and sizes, plus the versions I found myself comparing most often.

1. Dunkin Coconut Refresher

Cup Size

Caffeine Content

Small

66mg

Medium

99mg

Large

132mg

Dunkin Coconut Refresher

Coconut milk Refreshers have been one of my warmer-weather orders, especially when I want something that feels a little softer than plain iced tea.

They start from the same fruit base as the green tea versions, but the coconut milk changes the drink enough that I stop thinking of it as the same order.

The coconut milk gives them a thicker, creamier mouthfeel with a light tropical note. It softens the fruit and takes some of the edge off the sweetness, which is why the whole drink feels rounder to me than the green tea version.

It reminds me a little of coconut milk desserts I’ve had, just in a lighter, more drinkable form.

2. Dunkin Lemonade Refresher

Cup Size

Caffeine Content

Small

66mg

Medium

99mg

Large

132mg

I’ve always liked a flavored lemonade when it’s hot out, so the Lemonade Refreshers were an easy one for me to try.

The lemonade adds brightness and enough tang to lift the fruit without burying it, which is usually what I want in a summer drink.

That extra citrus keeps the sweetness and tartness in better balance for me.

I tend to come back to the Lemonade versions most often because they feel the lightest and least syrupy on a warm day.

Dunkin Donuts Boba Lemonade Refresher

3. Dunkin Peach Refresher

Cup Size

Caffeine Content

Small

66mg

Medium

99mg

Large

132mg

Peach is one of my go-to iced flavors, so I had high hopes for the Peach Refresher.

I was excited to try it, but the first sip left me a bit disappointed.

The peach sits right up front, but it is overpowering and very sweet, almost like peach candy.

With lemonade as the base, it felt brighter and lighter to me.

Dunkin Peach Refresher

4. Dunkin Peach Passion Fruit Refresher

Cup Size

Caffeine Content

Small

66mg

Medium

99mg

Large

132mg

Peach and passionfruit is a classic combo, so I was eager to see how Dunkin’ handled it.

Again, the peach is strong and a little artificial, but the passionfruit adds a tart edge that keeps it from feeling flat.

I found the Peach Passion Fruit Refresher more balanced, with better acidity than the straight Peach version.

That change worked for me.

I liked it most with lemonade, where the fruitiness came through without feeling too heavy.

Dunkin Peach Passion Fruit Refresher

5. Dunkin Strawberry Dragonfruit Refresher

Cup Size

Caffeine Content

Small

66mg

Medium

99mg

Large

132mg

I was not sure what I’d think about the Strawberry Dragonfruit Refresher, since I’m not usually into dragonfruit.

It surprised me in a good way.

The strawberry is strong without tasting artificial, and the dragonfruit adds a soft floral note that keeps it interesting.

It reminded me of Starbucks’ original Refresher range before the menu got much busier.

Fruity, sweet, summery, and easy to drink.

Strawberry Dragonfruit Refresher From Dunkin

6. Dunkin Strawberry Refresher

Cup Size

Caffeine Content

Small

66mg

Medium

99mg

Large

132mg

Strawberry drinks can go either way for me, because I like the fruit but usually dislike that artificial aftertaste.

This one was better than I expected.

The strawberry flavor is strong, while the green tea base stays in the background. On its own it leans very sweet, almost like strawberry candy, so I liked it more with ice or with a lemonade or coconut base.

It’s a light pick-me-up for a warm afternoon.

Dunkin Strawberry Refresher

7. Dunkin Mango Refresher

Cup Size

Caffeine Content

Small

66mg

Medium

99mg

Large

132mg

I go for mango drinks as soon as the weather warms up, so I had to try the Mango Refresher.

I liked how bright it was and how much mango flavor came through, but there was a strange aftertaste I could not quite place. Even so, it stayed easy to drink.

It reminded me a bit of a mango Arizona Iced Tea.

Even with that aftertaste, I still see it as an easy way to cool off, and I’d order it again.

Dunkin Mango Refresher

8. Dunkin Mango Pineapple Refresher

Cup Size

Caffeine Content

Small

66mg

Medium

99mg

Large

132mg

The Mango Pineapple Refresher was the other mango drink I wanted to test, especially after the plain Mango version.

It was just as pretty and sweet, but the pineapple pushed the mango into the background and came across a little artificial.

On my next order, I asked for less pineapple and switched to lemonade instead of green tea, which helped the fruit feel better balanced.

That made me more open to experimenting, because the base really changes how the drink lands.

Dunkin Mango Pineapple Refresher

9. Dunkin Raspberry Watermelon Refresher

Cup Size

Caffeine Content

Small

66mg

Medium

99mg

Large

132mg

Raspberry and watermelon are such classic summer flavors that I was excited to see them together here.

The first thing I noticed was the watermelon, which tastes very hard-candy-like in a way I actually enjoy. I wanted a little more raspberry, but the green tea base does a good job supporting the fruit and keeping it from turning too sharp.

The color is also very pretty in sunlight, which makes the drink feel even more summery.

I preferred the green tea version to the slightly too tart lemonade version and the more confusing coconut version.

Dunkin Raspberry Watermelon Refresher

Dunkin Refreshers ingredients & nutrition

Nutrition

According to the Dunkin’ Donuts nutrition guide, Refreshers fall into three categories. They are Dunkin’ Refreshers, Dunkin’ Lemonade Refreshers, and Dunkin’ Coconut Refreshers.

I’ve put the key figures for each range of these iced drinks in the table below.

Product Type

Calories

Fat (g)

Carbs (g)

Sugar (g)

Dunkin Refreshers

80-170

0

21-42

19-39

Dunkin Lemonade Refreshers

160-320

0

37-80

36-76

Dunkin Coconut Refreshers

110-230

3-6

22-44

20-39

Ingredients

Dunkin’ Refreshers also have a specific ingredient list, and Dunkin’ keeps the details in its Allergen and Ingredients Guide.

I’ve shared a few examples from each Refresher category below, just like I did in the nutrition section. The ingredients vary a little across the range, but the fruit-flavor focus stays consistent.

Mango Pineapple Dunkin Lemonade Refresher

  • Water
  • Sugar
  • Natural Flavors
  • Citric Acid
  • Beta Carotene (Color)
  • Green Tea Extract
  • B Vitamins
  • Lemon Juice Concentrate
  • Orange Juice Concentrate
  • Pectin
Dunkin Splash Mango Pineapple Refresher

Raspberry Watermelon Dunkin Refresher

  • Brewed Green Tea
  • Water
  • Sugar from a natural source
  • Natural Flavors
  • Citric Acid
  • Black Carrot Concentrate (Color)
  • Green Tea Extract
  • B Vitamins
Dunkin Raspberry Refresher With Snacks

Strawberry Dragonfruit Dunkin Coconut Refresher

  • Coconut Milk
  • Calcium Carbonate
  • Dipotassium Phosphate
  • Sea Salt
  • Sunflower Lecithin
  • Locust Bean Gum
  • Gellan Gum
  • Ascorbic Acid (To Protect Freshness)
  • Natural Flavors
  • Water
  • Sugar
  • Citric Acid
  • Green Tea Extract
  • Vegetable Juice for Color
  • Vitamin A
  • Vitamin D2
  • Vitamin E
  • B Vitamins

Caffeine in Dunkin Refreshers vs other Dunkin Drinks

Here are some other Dunkin’ drinks, so you can see the caffeine amount at a glance.

Drink Type

Caffeine (mg)

Coffee (S-XL)

180-330

Iced Coffee (S-L)

198-396

Breakfast Tea (S-L)

90-180

Iced Breakfast Tea (S-L)

42-84

Green Tea (S-L)

70-140

Iced Green Tea (S-L)

42-85

Caffeine in Starbucks Refreshers

Refreshers sit at a fairly solid caffeine level, and I felt that lift no matter which flavor I tried.

I knew Starbucks had a popular range of Refreshers, too, so I thought I’d compare the sizes. Starbucks has Tall, Grande, Venti, and Trenta size drinks.

I’ve represented these as S-XL because the caffeine ranges were similar across the products.

Drink Type (S-XL)

Mg of Caffeine

Dragon Drink

35-90

Paradise Drink

35-90

Pink Drink

35-90

Mango Dragonfruit

35-90

Mango Dragonfruit Lemonade

35-90

Strawberry Acai

35-90

Strawberry Acai Lemonade

35-90

Pineapple Passionfruit

35-90

Pineapple Passionfruit Lemonade

35-90

Most of the time, Dunkin’ Refreshers give me the bigger caffeine hit than I expect from a drink that still reads as fruity.

The only sizes that climb above a small Dunkin Donuts cup are the 24-ounce Venti and 32-ounce Trenta sizes.

Dunkin Vs Starbucks Refreshers

Healthy alternatives to Dunkin Refreshers

Sometimes Dunkin’ Refreshers and their fruit concentrates don’t quite give me what I want, so I occasionally reach for lower-sugar, lower-caffeine alternatives.

That way, I keep the drink lighter on days when I do not want much sugar or caffeine. On those days, I usually look for the simplest Dunkin’ options instead of another fruit-heavy drink.

Unsweetened Iced Tea

What I like about Dunkin’ Donuts Refreshers is that they still feel fresh even when they are sweet.

I want that same feeling in other drinks, especially on a hot summer day after half an hour outside!

The unsweetened iced tea is the simplest option for me. I reach for it when I want something with barely any sugar and much less caffeine than the sweeter drinks, and the tea flavor stays clean rather than getting buried by add-ins.

The black tea version is similar, apart from the flavor, so it scratches the same itch when I want tea more than fruit.

Cold Brew Coffee

Because Refreshers have caffeine, I often move to cold brew when I want the buzz without the sugar. It keeps the cold, fresh feel while shifting the drink back toward coffee, which is usually what I want after a sweet order.

A small Dunkin Donuts drink can still be very refreshing, but if I am counting calories I usually stick to coffee because it skips the sugary add-ins and feels easier to keep simple.

Cold brew gives me that same chilled feel without losing the coffee side of it, so it’s the closer match when I want something cold and straightforward.

Iced Cold Brew Beverage Close-Up

FAQs

What do Dunkin Refreshers taste like?

For me, Dunkin’ Refreshers taste sweet and fruity, with some leaning tart like the lemonade versions and others, especially the coconut ones, tasting plainer and softer.

Are Dunkin Refreshers vegan-friendly?

Based on the combinations I have checked, Dunkin’ Refreshers appear vegan-friendly. I would still double-check with staff if you are unsure, since ingredients can vary.

Does Dunkin Refresher contain any preservatives or additives?

According to the official ingredients list, I do not see preservatives listed. The additive list seems more noticeable in the Coconut Refreshers.

How long do Dunkin Refreshers stay fresh?

Dunkin’ Refreshers should be kept cold, and if I am storing one for later, I treat it as a same-day drink. After a few hours, I would not expect it to taste as fresh.


Conclusion

Do Dunkin’ Refreshers have caffeine? I’ve found they all do, yes. The nutrition information shows caffeine across the range, including the coconut milk version, so the base change does not make them caffeine-free.

The caffeine amount isn’t excessive for a non-coffee drink, but it’s still enough for me to notice.

If you want a place to start, the Peach Passionfruit and Mango flavors are the ones I would go back to most often.

Chloe Page

Author

Chloe Page
A lifelong mocha fan, Chloe is an award-winning writer with over eight years’ experience weaving words. Her journey in the coffee industry is highlighted by extensive research and interviews with coffee experts. In her moments of relaxation, you'll often find her sipping on Bird and Blend tea, thoughtfully scribbling in her notebook.

My favorite drink? I'd go with... Bird and Blend Co Tea

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