A homemade smoothie is usually good in the fridge for about 24–48 hours, with the best taste and texture in the first 24 hours.

Quick Scoop

  • Most homemade smoothies:
    • Best quality: within 24 hours.
* Usually still safe (if kept cold and sealed): up to 2 days.
  • Store‑bought or pasteurized smoothies can last longer (often up to about a week unopened, following the label).

What Affects How Long It Lasts

  • Ingredients matter
    • Dairy or yogurt: closer to 1 day for best quality.
* Green smoothies (spinach, kale, etc.): oxidize faster, so aim to drink within 24 hours.
  • Storage
    • Keep in the coldest part of the fridge, not the door.
* Use an airtight container, filled close to the top to limit air and oxidation.

When To Toss It

Even inside that 24–48 hour window, throw it out if you notice:

  • Sour or off smell.
  • Visible mold or unusual color changes.
  • Strange, slimy, or curdled texture beyond normal separation (a little separation is normal; shaking usually fixes it).

Simple Storage Tips

  • Make it at night, drink it the next morning (ideal “overnight smoothie” window).
  • For longer storage, freeze portions and thaw in the fridge; frozen smoothies can last around 3 months with good quality.

Rule of thumb: drink homemade smoothies within 24 hours for peak flavor, and treat 48 hours as the upper limit if it looks, smells, and tastes normal.

Information gathered from public forums or data available on the internet and portrayed here.