Are peanut capsules reusable? Stacy Boise October 02, 2019 19:13 Updated Follow Peanut test capsules are one time use, just like the gluten test capsules. Read more about the reason why. Related articles Can I reuse the disposable capsules if I clean them, or if there's no contaminant in the original sample? What does the peanut sensor and capsules cost? Infographic - Eating out with your Nima Peanut sensor Can the peanut sensor work for later tests you might develop? What type of foods can the peanut sensor test? Comments 0 comments Please sign in to leave a comment.