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Maggie Michalczyk, the creator behind @onceuponapumpkin, makes attainable nutrition and seasonal recipes feel practical, fresh, and genuinely appealing. Based in Chicago, she’s a strong fit for brands looking to reach an audience that cares about wholesome food, everyday wellness, and approachable recipe inspiration that fits real life.
RDN | Dietitian Attainable nutrition, wellness & recipes Helping you have more food confidence
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Maggie Michalczyk promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Maggie Michalczyk make a live appearance at your next event
Brands can sponsor Maggie Michalczyk on OpenSponsorship by creating a free account, browsing Maggie Michalczyk's profile, and sending a sponsorship proposal for social posts, appearances, or integrated campaigns. OpenSponsorship handles messaging, deliverables, and deal terms in one platform so you can connect directly with this content creator.
Maggie Michalczyk is listed on OpenSponsorship and available for brand sponsorships. Brands can review campaign packages, audience details, and pricing on this profile, then submit a proposal to start a partnership with this content creator.
According to OpenSponsorship, estimated pricing to sponsor Maggie Michalczyk starts at $10,000 for a social media post, $15,000 for a appearance and $90,000 for a brand ambassador campaign. Final rates depend on deliverables, usage rights, and campaign scope. Sign up on OpenSponsorship to view packages and send a proposal.
According to OpenSponsorship, Maggie Michalczyk's audience includes 114K+ Instagram followers, interests including Food & Drink, Health & Wellness, Cooking, Non-Alcoholic Drinks, Fitness & Performance, and more, based in Chicago, IL, United States. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

How do you measure influencer marketing ROI when half the numbers social media gives you are vanity metrics? It is the question brands ask us most, and it came up again when I joined Massimo Marinelli on the Berkida Ventures Podcast. After more than ten years and thousands of brand deals with athletes and creators at OpenSponsorship, here is how we think about it, and the framework we use with our clients.
October 28, 2026