The safest way to clean a personal blender without damaging the blades is to rinse the jar immediately, add warm water with a few drops of dish soap, run the blender briefly, then rinse and air-dry — this avoids touching the blade edges altogether.
For the full breakdown, see our best Affordable Personal Blender guide.
The good news is that you almost never need to. Here is exactly how to do it for any personal blender, with the blade safety rules that apply.
Why Direct Scrubbing Is the Blade Killer
Blender blades are thin stainless steel, ground to a fine edge. Scrubbing them head-on with a sponge, brush, or any abrasive pad rounds that edge over time — exactly like using a steel pad on a kitchen knife. The self-clean cycle eliminates that contact entirely.
Grime does not stick to spinning blades the way it sticks to a cutting board. A quick rinse after use, followed by a soapy blend, lifts every residue without anyone’s hand or tool ever touching the metal.
The Self-Clean Cycle Any Personal Blender Can Use
NutriBullet’s official cleaning guidance, representative of most personal blenders, recommends rinsing immediately after use as the first line of defense. For a deeper clean, the steps are consistent across brands:
- Empty the jar or cup of any leftover contents, then give it a quick rinse with warm tap water.
- Add warm water to about the halfway mark. Drop in two to three drops of dish soap — do not use bleach, vinegar, or baking soda unless your manual explicitly permits them.
- Secure the lid tightly and run the blender on low, high, or pulse for ten to thirty seconds. If the residue is stubborn, let it run up to sixty seconds.
- Empty the soapy water and rinse the jar thoroughly under running water until no bubbles remain.
- Air-dry completely with the lid off before reassembling or storing.
KitchenAid’s six-step cleaning article follows the same logic: fill, blend, empty, rinse, dry.
When You Actually Need Manual Cleaning
Occasionally the self-clean cycle leaves a thin ring of dried-on pulp around the blade base. That does not mean you need to scrub the blade edges. Use a long-handled bottle brush or a soft-bristled brush and work gently around the blades, not across the cutting edges themselves. The goal is to dislodge the residue, not polish the metal.
References & Sources
- NutriBullet. “How to Clean a Blender.” Official brand guidance on immediate rinsing and the self-clean cycle.
- KitchenAid. “How to Clean a Blender in 6 Steps.” Step-by-step including rinse and air-dry instructions.
- Martha Stewart. “How to Clean Your Blender in 4 Simple Steps.” Blade safety advice and disassembly cautions.