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Pre-workout is designed to support energy, focus, endurance, and training output. Core⁵ is formulated to enhance performance without overwhelming stimulation, making it suitable for consistent use.
Take Core⁵ about 20–30 minutes before training. You can adjust timing based on how your body responds and the type of workout you’re doing.
Mix one scoop with 8–12 oz of water and drink 20–30 minutes before training. New users can start with a half scoop to assess tolerance. Use daily for best results.
Core⁵ is designed for regular, consistent use. Its formula avoids excessive stimulants and unnecessary additives, making it suitable for daily training routines when used as directed.
Core⁵ is formulated for smooth, controlled energy rather than spikes. Most users experience steady focus and performance without the sharp jitters or crash common with heavily stimulant-based pre-workouts.
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Core⁵ focuses on a small, intentional set of ingredients, each included for a specific performance purpose. There’s no label padding, trend-driven additives, or excessive stimulation.
Yes. Core⁵ is formulated using ingredient amounts aligned with established research to ensure meaningful performance benefits when used as directed.
Yes. Core⁵ is suitable for both experienced lifters and newer users. Its scalable approach allows beginners to start with a smaller amount and adjust over time.
Core⁵ contains no artificial colors or flavors and avoids unnecessary fillers. Small amounts of functional anti-caking agents are included to maintain powder consistency.
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Core⁵ is manufactured in a GMP-certified facility and third-party tested to verify quality, purity, and consistency before release.
Core⁵ is manufactured in the United States in a facility that follows strict manufacturing and quality standards.
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We currently ship within the United States. International shipping options may be added in the future.
Orders are typically processed within 1–2 business days and delivered within 3–5 business days, depending on your location and selected shipping method.
Orders begin processing quickly. If you need to make a change or cancel, contact support as soon as possible and we’ll do our best to help.
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Subscriptions deliver Core⁵ automatically at your selected interval so you never run out. Subscribers receive priority fulfillment and exclusive savings.
Yes. You can pause, skip, or cancel your subscription at any time through your account portal.
Yes. You’ll receive a reminder before each subscription order is processed.
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If something isn’t right, reach out to our support team within 30 days of delivery. We’ll review your request and work toward a fair resolution.
You can reach our support team via the Contact page or by emailing support@rznnutrition.com
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If you didn’t find what you’re looking for, our team is happy to help. Reach out anytime and we’ll get you a clear answer.
