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Data updated: July 2026

Ruben Castro | Entrenador • Atleta • Powerlifting ✓

@rubencastro26 · Instagram · ES · fitness

Followers
109K
Following
1.7K
Posts
1.3K

About Ruben Castro | Entrenador • Atleta • Powerlifting

Ruben Castro is an expert trainer and athlete specializing in fitness, bodybuilding, and weight loss. With a follower count of 109,001, he engages his audience through various content formats, including reels, stories, and long-form videos. His biography highlights his personal journey, overcoming injuries to become a champion. Ruben's content is characterized by an authentic, motivational, and educational vibe, making it accessible for individuals looking to improve their fitness and recover from injuries. Some content may require brand review.

@rubencastro26's followers & following

109K

@rubencastro26 currently has 109,001 followers on Instagram and follows 1,661 accounts, a follower-to-following ratio of 65.62. That places the account in the mid tier of fitness creators.

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@rubencastro26's content

1.3K

@rubencastro26 has published 1,294 posts to date, working across reels, stories, static-posts, long-form-video. The account's content is classified under fitness, bodybuilding, weight-loss. Bio: “🏆Con 2 hernias +2 operaciones de rodilla fui Campeón de España 🎯Logro que te pongas fuerte y te recuperes de tus lesiones de espalda Empie…”

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AI quality check on @rubencastro26

95/100High authenticity

Zaver's AI analyzed this account across 20+ parameters before listing it publicly. One area may require brand review before signing — details are available in the full report.

  • 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
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@rubencastro26's rankings on Zaver

9,440thin fitnessof 39,215 vetted creatorsSee full ranking →7,163rdin Spainof 23,519 vetted creatorsSee full ranking →

Based on follower count among creators that passed Zaver's indexing quality bar.

@rubencastro26's audience

Audience snapshot

70% male · 30% female

Core age group25-34

Ruben's audience skews predominantly male at 70%, with a primary age range of 25-34. His top geographical audience is based in Spain, suggesting a localized engagement that aligns well with his content focus.

Collaboration pricing

Price tierstandard

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Which brands fit Ruben Castro | Entrenador • Atleta • Powerlifting?

Brands in the fitness, health, and wellness sectors would align well with Ruben Castro due to his expertise and focus on recovery and strength training. His authentic and motivational content style can effectively resonate with audiences seeking guidance in their fitness journeys.

Frequently asked questions

How many Instagram followers does @rubencastro26 have?

As of July 2026, @rubencastro26 has 109,001 followers (109K) on Instagram, follows 1,661 accounts, and has published 1,294 posts. Zaver refreshes these numbers on a rolling basis.

How do I contact @rubencastro26?

Verified contact details for @rubencastro26 — 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 @rubencastro26's contact info — free trial →

How much does @rubencastro26 charge for a sponsored post?

@rubencastro26 sits in the standard 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 @rubencastro26's net worth?

@rubencastro26's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 109K followers and a standard price tier in fitness, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →

Does @rubencastro26 have fake followers?

Zaver's AI authenticity check scores @rubencastro26 95/100, 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 @rubencastro26?

@rubencastro26's 109K followers skew 70% male / 30% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @rubencastro26's report on Zaver.

Which influencers are similar to @rubencastro26?

Zaver lists comparable fitness creators in Spain in the "Influencers like @rubencastro26" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 39,215 vetted fitness creators with plain-English queries.

What is the follower count?

Ruben Castro has 109,001 followers.

What is the engagement rate?

The engagement rate is currently not available.

What is the collaboration pricing?

Ruben is estimated to fall within the standard price tier for collaborations.

What is the content niche?

Ruben's primary niche is fitness, with secondary focuses on bodybuilding and weight loss.