Green Detox Smoothie

Featured in: Light Bright Bowls & Greens

This vibrant green smoothie combines romaine, spinach, banana, apple, and fresh mint for a refreshing start to your day. Chia seeds add texture while providing omega-3s and fiber. The combination delivers essential vitamins, minerals, and antioxidants in an easily digestible form. Simply blend all ingredients until completely smooth, about 1-2 minutes, and enjoy immediately for maximum nutrient benefits.

Updated on Wed, 21 Jan 2026 09:47:00 GMT
Tall glasses of vibrant Green Detox Smoothie filled with ice-cold, bright green liquid and dotted with chia seeds next to fresh produce. Save
Tall glasses of vibrant Green Detox Smoothie filled with ice-cold, bright green liquid and dotted with chia seeds next to fresh produce. | saffronharbor.com

My kitchen counter looked like a garden exploded after my first attempt at a green smoothie, with spinach leaves stuck to the cabinets and chia seeds scattered everywhere. Now I make this detox blend while sleep still dusts my eyelids, the blender humming its low morning song. There is something honest about starting the day with something so vibrantly alive. The bright green swirl always makes me pause, just for a second, before I take that first refreshing sip.

I first started making these during a particularly hectic summer when nothing else seemed to fit into my schedule but a quick blender breakfast. Now my husband actually asks for the green stuff if I skip a day, watching me assemble ingredients with this expectant look. Our toddler calls it monster juice and demands her own small glass with the same serious expression she gives important decisions.

Ingredients

  • Romaine heart: This mild lettuce adds volume without the grassy bitterness some greens bring, making it perfect for people just starting their green smoothie journey
  • Baby spinach: Packed tight into the measuring cup because fresh spinach shrinks down to almost nothing but contributes that gorgeous emerald color
  • Frozen banana: The secret to thickness and natural sweetness, plus I always peel and slice overripe bananas for the freezer so none goes to waste
  • Fresh apple: Adds subtle sweetness and body while the malic acid actually helps your body absorb more iron from the leafy greens
  • Lemon juice: Just half a lemon brightens everything and cuts through any earthiness while making the nutrients more available
  • Fresh mint leaves: These transform the drink from something healthy into something you actually crave first thing
  • Chia seeds: They swell and create this lovely subtle thickness while adding omega-3s and fiber that keep you satisfied
  • Filtered water: Using good water matters since it makes up most of the drink, and room temperature blends more easily than cold

Instructions

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Pile in the greens:
Start with the romaine and spinach at the bottom of your blender, then layer in the remaining ingredients so the softer items help push everything into the blades
Add the frozen fruits and fresh elements:
Drop in the frozen banana slices, chopped apple, lemon juice, mint leaves, and chia seeds on top of the greens
Pour in the water:
Add the filtered water last, which helps the ingredients settle and makes blending more efficient from the start
Blend until silky:
Pulse a few times to get things moving, then run on high speed for one to two minutes until the mixture is completely smooth and no leafy bits remain
Taste and tweak:
Give it a quick test and add more lemon if it needs brightness or another mint leaf if you want extra freshness
Serve immediately:
Pour into tall glasses right away and drink while cold, as the flavor is brightest fresh from the blender
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Prep ingredients, rinse produce, and dry dishes efficiently with a built-in workstation designed for streamlined cooking.
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A close-up of a blender pitcher filled with creamy Green Detox Smoothie, showcasing its vivid green color from spinach and romaine. Save
A close-up of a blender pitcher filled with creamy Green Detox Smoothie, showcasing its vivid green color from spinach and romaine. | saffronharbor.com

This smoothie became my morning ritual during a season when I needed something grounding but energizing. Now the sound of the blender chopping through frozen banana feels like starting the day on my own terms.

Making It Your Own

The beauty of this recipe is how it adapts to whatever you have on hand or what your body needs. Sometimes I throw in cucumber for extra hydration or ginger when my digestion needs a wake-up call. The basic formula stays the same, but the variations keep it interesting morning after morning.

Texture Secrets

That perfectly smooth consistency comes from the frozen banana and the order you add ingredients to the blender. I learned the hard way that putting water in first creates a vortex that tosses spinach against the sides instead of pulling it down. Layer soft ingredients over hard ones, and let the weight push everything toward the blades.

Batching and Storage

Morning routines run smoother with some prep work done the night before. I wash and chop the romaine, spin the spinach dry, and portion them into containers in the fridge. The fruit stays frozen and ready, so morning assembly takes literally two minutes.

  • Pre-portion your greens into freezer bags for grab-and-blend mornings
  • Keep a container of pre-sliced frozen bananas ready so you never have to wait for fresh ones to freeze
  • If making ahead, blend and pour into mason jars, filling to the very top to minimize oxidation, then seal tightly
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Healthy Green Detox Smoothie poured into a mason jar garnished with mint, set on a sunny breakfast table with sliced apple. Save
Healthy Green Detox Smoothie poured into a mason jar garnished with mint, set on a sunny breakfast table with sliced apple. | saffronharbor.com

There is something profoundly satisfying about drinking something this vibrant and alive before the world demands anything else. Here is to mornings that start with a little extra green.

Common Recipe Questions

What makes this smoothie detoxifying?

Leafy greens like spinach and romaine provide chlorophyll and fiber, while lemon juice aids digestion. These ingredients support your body's natural detoxification processes and help eliminate toxins.

Can I make this smoothie ahead of time?

For best results and maximum nutrient retention, enjoy immediately after blending. If needed, store in an airtight container for up to 24 hours in the refrigerator, though some separation may occur.

What can I substitute for banana?

Try 1/2 cup frozen mango or pineapple for natural sweetness. Avocado adds creaminess without the fruit flavor. Both options maintain the smooth texture while offering different nutritional profiles.

Is this smoothie suitable for meal replacement?

While nutrient-dense, this smoothie works best as a snack or light breakfast. Add plant-based protein powder, Greek yogurt, or nut butter to increase protein content for a more substantial meal replacement option.

How can I make this smoother?

Use frozen fruits for a thicker texture, blend longer for extra creaminess, or add 1/4 avocado. Strain through a fine-mesh sieve if you prefer an absolutely smooth consistency without any fibrous bits.

Can I use different greens?

Kale, Swiss chard, or mixed baby greens work well as substitutes. Start with smaller amounts of stronger-flavored greens like kale and adjust to taste preference as they can be more bitter than spinach.

Green Detox Smoothie

A refreshing blend of greens, fruits, and chia seeds for a revitalizing morning boost.

Prep Time
5 minutes
0
Overall Time
5 minutes
Recipe by Avery Watson


Skill Level Easy

Cuisine Type International

Makes 2 Number of Servings

Diet Preferences Plant-Based, Free from Dairy, No Gluten

What You'll Need

Greens

01 1 romaine heart, chopped
02 1 cup baby spinach, packed

Fruits

01 1 frozen banana, sliced
02 1 medium apple, cored and chopped
03 Juice of 1/2 lemon

Herbs & Seeds

01 5–6 fresh mint leaves
02 1 tablespoon chia seeds

Liquid

01 1 1/2 cups filtered water

How To Make It

Step 01

Combine ingredients in blender: Add the romaine heart, baby spinach, frozen banana, apple, lemon juice, mint leaves, and chia seeds to a high-speed blender.

Step 02

Add liquid: Pour in the filtered water.

Step 03

Blend until smooth: Blend on high until completely smooth, about 1–2 minutes.

Step 04

Adjust seasonings: Taste and adjust lemon or mint as desired.

Step 05

Serve immediately: Pour into glasses and enjoy immediately.

Tools Needed

  • High-speed blender
  • Knife
  • Measuring cups and spoons

Allergy Details

Check all components for allergens, and connect with a healthcare pro if you’re unsure.
  • Contains chia seeds (possible cross-reactivity for those with sesame allergies). Check chia seed and plant labels for possible nut or gluten cross-contamination.

Nutrition Info (per portion)

This info is just a guide and shouldn't replace a doctor's input.
  • Calories Count: 110
  • Fat content: 2.5 g
  • Carbohydrates: 24 g
  • Proteins: 3 g