--- title: What is Puppy ENS & ESI During Service Dog Training? description: Learn about Early Neurological Stimulation (ENS) and Early Scent Introduction (ESI) and how they help prepare puppies for service dog training. image: https://project2heal.org/hubfs/944167_658317c813f6407ab9a08a202a77b6d8~mv2.webp --- [![logo-1](https://project2heal.org/hubfs/Website%20Photos/logo-1.png)](https://project2heal.org/) - [About Us](https://project2heal.org/about-us) - [Our Mission](https://project2heal.org/our-mission) - Local Impact - [Chaperone Program](https://project2heal.org/chaperone-program) - [Puppy Raising Program](https://project2heal.org/puppy-raising-program) - [Stress Down Days](https://project2heal.org/stress-down-day-visits) - [Volunteer Program](https://project2heal.org/volunteer-opportunities) - [National Impact](https://project2heal.org/national-impact) - [Ways to Give](https://project2heal.org/ways-to-give) - [Contact](https://project2heal.org/contact-us) [DONATE](https://project2heal.org/blog/what-is-puppy-ens-esi-during-service-dog-training#XJSJFUZM) - [About Us](https://project2heal.org/about-us) - [Our Mission](https://project2heal.org/our-mission) - Local Impact - [Chaperone Program](https://project2heal.org/chaperone-program) - [Puppy Raising Program](https://project2heal.org/puppy-raising-program) - [Stress Down Days](https://project2heal.org/stress-down-day-visits) - [Volunteer Program](https://project2heal.org/volunteer-opportunities) - [National Impact](https://project2heal.org/national-impact) - [Ways to Give](https://project2heal.org/ways-to-give) - [Contact](https://project2heal.org/contact-us) [DONATE](https://project2heal.org/blog/what-is-puppy-ens-esi-during-service-dog-training#XJSJFUZM) Catch up on Project 2 Heal in the News — Click to See Our Stories Making Headlines! 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By [Project 2 Heal](https://project2heal.org/blog/author/project-2-heal) on December 8, 2021 ![Project 2 Heal](https://3067823.fs1.hubspotusercontent-na1.net/hubfs/3067823/author.png) ###### Project 2 Heal [Back to main blog](https://project2heal.org/blog) Share [mailto:?subject=Check%20out%20https://project2heal.org/blog/what-is-puppy-ens-esi-during-service-dog-training%20&body=Check%20out%20https://project2heal.org/blog/what-is-puppy-ens-esi-during-service-dog-training&media=https://43836172.fs1.hubspotusercontent-na1.net/hubfs/43836172/944167_658317c813f6407ab9a08a202a77b6d8~mv2.webp](mailto:?subject=Check%20out%20https://project2heal.org/blog/what-is-puppy-ens-esi-during-service-dog-training%20&body=Check%20out%20https://project2heal.org/blog/what-is-puppy-ens-esi-during-service-dog-training&media=https://43836172.fs1.hubspotusercontent-na1.net/hubfs/43836172/944167_658317c813f6407ab9a08a202a77b6d8~mv2.webp) Starting on day 3 of a Project 2 Heal puppies life, we begin the processes of Early Neurological Stimulation and Early Scent Introduction. These processes incorporate tactile and olfactory stimulation to expose puppies to novel stimuli and helping the puppy to develop a tolerance for new experiences.   [Previous Post](https://project2heal.org/blog/service-dog-brings-hope-to-despairing-woman) [View All](https://project2heal.org/blog) [Next Post](https://project2heal.org/blog/learn-to-make-no-bake-high-value-dog-treats) ### Related Posts [![WRANGLING CHICKENS Instead of TRAINING DOGS?](https://project2heal.org/hubfs/sasha-learning.jpg)](https://project2heal.org/blog/wrangling-chickens-instead-of-training-dogs) 1 min read [Day in the life](https://project2heal.org/blog/tag/day-in-the-life) ##### [WRANGLING CHICKENS Instead of TRAINING DOGS?](https://project2heal.org/blog/wrangling-chickens-instead-of-training-dogs) By [Project 2 Heal](https://project2heal.org/blog/author/project-2-heal) on December 8, 2021 We may specialize in training lab puppies to become service dogs, but we sure know how to wrangle a chicken! In this... 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Along with Golden... 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[Continue Reading](https://project2heal.org/blog/understanding-combat-trauma-and-ptsd-symptoms) [![April 2026 E-Newsletter](https://project2heal.org/hubfs/Newsletters/april-newsletter-cypress-pups-1.png)](https://project2heal.org/blog/april-2026-e-newsletter) 7 min read [Labrador Puppy](https://project2heal.org/blog/tag/labrador-puppy) [purpose-bred labrador retrievers](https://project2heal.org/blog/tag/purpose-bred-labrador-retrievers) [Service Dog](https://project2heal.org/blog/tag/service-dog) [service dogs save lives](https://project2heal.org/blog/tag/service-dogs-save-lives) [project 2 heal](https://project2heal.org/blog/tag/project-2-heal) [Charlotte](https://project2heal.org/blog/tag/charlotte) ##### [April 2026 E-Newsletter](https://project2heal.org/blog/april-2026-e-newsletter) By [Project 2 Heal](https://project2heal.org/blog/author/project-2-heal) on April 30, 2026 [Continue Reading](https://project2heal.org/blog/april-2026-e-newsletter) ### Post a comment ### Get latest articles directly in your inbox, stay up to date Subscribe to our blog ### Stay up to date ![Project2Heal_edited copy](https://project2heal.org/hubfs/Website%20Photos/Project2Heal_edited%20copy.png) ## CONTACT US Charlotte, NC [(704)-256-4056](tel:(704)-256-4056) ## QUICK LINKS - [In the News](https://project2heal.org/in-the-news) - [Contact Us](https://project2heal.org/contact-us) - [Our Finances](https://project2heal.org/financial) - [Chaperone Family Interest Form](https://project2heal.org/chaperone-puppy-raising) - [Puppy Raiser Interest Form – Started 4 Service Program](https://project2heal.org/chaperone-puppy-raising) - [Volunteer Interest Form](https://project2heal.org/volunteer) - [Liability Form](https://project2heal.org/liability) - Blog ## SUBSCRIBE TO OUR NEWSLETTER! ## CONNECT WITH US [Follow us on Facebook](https://www.facebook.com/project2heal) [Follow us on LinkedIn](https://www.instagram.com/project2heal/) [Follow us on Twitter](https://www.linkedin.com/company/project2heal/) [Follow us on Instagram](https://www.youtube.com/channel/UC1bY9g_kYTsASESqvwXn8cg) To adjust your recurring online giving or download your online giving tax receipts,**[log in](https://project2heal.donorsupport.co)** to our donor portal. 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