March 12
World Alloimmunization and HDFN Awareness day is a global movement to raise awareness and advocate for patients impacted by and providers managing Alloimmunization and HDFN. Held annually on March 12, this day unites families, organizations, providers and communities to shine a light on the challenge of this rare pregnancy disease and the urgent need for awareness, research and support. This is an opportunity to amplify our voices, share our stories and advocate for better outcomes.
Show your support and raise awareness
Join us in raising awareness for alloimmunization and HDFN on March 12. Show your support by wearing purple and posting your picture with the hashtag #empoweredinpurple. We have also created three graphics for you to download and share on social media. Choose your favorite and post it alongside your #empoweredinpurple photo to help amplify our community’s voice.
Here’s how to participate
1. Download one of our graphics below by right-clicking on your favorite image below and saving the graphic to your computer.
2. Post your preferred graphic on social media with a photo of yourself, family or loved ones wearing purple on March 12
3. Use the hashtags #empoweredinpurple to join the movement! We also encourage you to tag @AlloHopeFoundation in your post. You can find us on Facebook, Instagram and LinkedIn



Other Ways to Get Involved and Raise Awareness:
1. Donate to Allo Hope Foundation
2. Purchase and wear AHF merchandise to show your support: Shop here
3. Sign up for our newsletter and follow along with all of our exciting efforts
4. Donate blood or host a blood drive
5. Commit to applying for a Proclamation Day next year in your state
6. Learn more about Alloimmunization and HDFN by listening to our podcast