Ruben Castro | Entrenador • Atleta • Powerlifting ✓

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.

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 →

@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 →

@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 →

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 →

@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.

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.