Data updated: July 2026
Mariana de Castro | Otoplastia e Rinoplastia BH e Parauapebas-PA ✓
@dra.marianadecastro · Instagram · BR · medicine
About Mariana de Castro | Otoplastia e Rinoplastia BH e Parauapebas-PA
Mariana de Castro is a doctor specializing in otolaryngology, focusing on procedures such as rhinoplasty and otoplasty. With a follower count of 7,814, she operates within the nano influencer category on Instagram. Her content combines educational and promotional elements, aimed at enhancing the beauty of her audience through expert advice. Mariana's posts reflect a professional and authoritative tone, showcasing her expertise in medicine and beauty tips. Some content may require brand review.
@dra.marianadecastro's followers & following
@dra.marianadecastro currently has 7,814 followers on Instagram and follows 1,564 accounts, a follower-to-following ratio of 5. That places the account in the nano tier of medicine creators.
@dra.marianadecastro's content
@dra.marianadecastro has published 148 posts to date, working across static-posts, reels, stories, long-form-video. The account's content is classified under medicine, beauty-tips. Bio: “Realço a beleza que já existe em você, com arte e precisão✨ Médica Otorrino HC/UFMG | Rinoplastia • Otoplastia • Lobuloplastia CRM-MG 86739…”
AI quality check on @dra.marianadecastro
Zaver's AI analyzed this account across 20+ parameters before listing it publicly. No blocking issues were detected in our standard screening.
- Audience location & demographics
- Engagement quality & authenticity
- Follower growth patterns
- Signs of purchased followers
- Content niche classification
- Brand safety screening
- Posting activity & consistency
- Language & audience fit
@dra.marianadecastro's rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@dra.marianadecastro's audience
Audience snapshot
20% male · 80% female
Core age group25-34
Mariana's audience primarily consists of individuals aged 25-34, with a slight male skew of 20%. The majority of her followers are located in Brazil, indicating a localized engagement that aligns with her professional focus.
Collaboration pricing
Price tierPremium
Get the AI fair-price estimate → free trialWhich brands fit Mariana de Castro | Otoplastia e Rinoplastia BH e Parauapebas-PA?
Brands in the health, beauty, and wellness sectors may find a suitable collaboration with Mariana, given her expertise in medicine and her focus on beauty enhancement. Her professional and educational content style aligns well with brands seeking to promote authenticity and informed choices.
Frequently asked questions
How many Instagram followers does @dra.marianadecastro have?
As of July 2026, @dra.marianadecastro has 7,814 followers (7.8K) on Instagram, follows 1,564 accounts, and has published 148 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @dra.marianadecastro?
Verified contact details for @dra.marianadecastro — including business email where available — are held in Zaver, alongside contacts for 77M+ other Instagram creators. Zaver users can unlock them instantly and reach out with AI-personalized outreach. Unlock @dra.marianadecastro's contact info — free trial →
How much does @dra.marianadecastro charge for a sponsored post?
@dra.marianadecastro sits in the premium price tier on Zaver, based on follower scale, engagement and niche. Zaver's AI pricing model also produces a fair per-post price range with justification, so brands can negotiate from data instead of guessing. Get the AI fair-price estimate →
What is @dra.marianadecastro's net worth?
@dra.marianadecastro's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 7.8K followers and a premium price tier in medicine, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →
Does @dra.marianadecastro have fake followers?
Zaver's AI authenticity check scores @dra.marianadecastro 99/100, based on 20+ signals including engagement quality, follower growth patterns and signs of purchased followers. That indicates a predominantly genuine audience. Run the full authenticity check →
Who follows @dra.marianadecastro?
@dra.marianadecastro's 7.8K followers skew 20% male / 80% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @dra.marianadecastro's report on Zaver.
Which influencers are similar to @dra.marianadecastro?
Zaver lists comparable medicine creators in Brazil in the "Influencers like @dra.marianadecastro" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 11,946 vetted medicine creators with plain-English queries.
What is the follower count?
Mariana has 7,814 followers.
What is the engagement rate?
The engagement rate is currently not available.
What is the collaboration pricing?
Mariana is in the premium price tier; however, pricing may vary based on specific collaboration details.
What is the content niche?
Her primary niche is medicine, with a secondary focus on beauty tips.
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