Energy Renew aids battle fatigue by backing cellular energy, drawing on Robuvit French oak extract to support ribosome production and daily vitality.

From Life Extension, a brand known for science based formulations. The star ingredient Robuvit oak extract supports ribosome production and cellular energy.

Available Sizes & Variants:

200mg Energy Renew capsules - Provides daily energy support in a vegetarian capsule.

Benefits & Features:

• One capsule daily supports energy without a crash.
• Robuvit French oak extract is the star ingredient, delivering robust polyphenols to help cellular energy production.
• Vegetarian capsules meet gluten free and non GMO standards for clean nutrition.
• Ideal for daily use as a natural approach to fatigue management.
• Life Extension has a long history of science based formulations, sourcing Robuvit from trusted partners, and applying vegetarian capsule standards to maintain purity and potency in every bottle.

Energy Renew is built by Life Extension, a brand with decades of experience in science-based supplements. The star ingredient Robuvit is a patented oak extract trusted by researchers for supporting cellular energy processes. Life Extension emphasizes vegetarian capsules and careful sourcing to deliver a clean, effective fatigue fighting option you can rely on. If you're building a broader energy health routine, you may also come across a vitamin d supplement, probiotics, or creatine in our range.

Vegetable cellulose (capsule), microcrystalline cellulose, vegetable stearate, silica.

• GTIN: 737870190035
• Manufacturer: Life Extension
• Categories: Intra Workout SupplementsLife ExtensionNew Arrivals
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Take one capsule daily, with or without food, or as advised. Take 2 capsules daily.

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: Robuvit French Oak Extract

Robuvit French oak extract is a proprietary polyphenol-rich ingredient derived from Quercus robur wood. This natural extract is standardised to a recognised level of bioactive compounds and is used to support cellular energy processes.

This form is supplied as a vegetarian capsule ingredient intended to provide antioxidant polyphenols that participate in cellular energy metabolism. In this product, Robuvit is positioned as the primary active component with supporting inactive ingredients that aid capsule formation and stability.

What Does Robuvit French Oak Extract Do?

Robuvit is involved in supporting ribosomal biogenesis, a key cellular process that helps maintain energy production at the cellular level. It participates in energy-related cellular activity and is considered to play a role in sustaining normal metabolism and vitality.

This information reflects the reported mechanism of action and its role in supporting cellular energy processes. It aligns with general guidance on how polyphenol-rich extracts can contribute to daily wellness through normal physiological functions.

This product is not intended to diagnose, treat, cure, or prevent any disease.

Life Extension is our chosen partner for Energy Renew because of its steadfast commitment to quality and science-driven formulations. This brand consistently champions a rigorous, research-informed approach to supplement development, and its reputation as a pioneer in science-based nutrition remains strong.

Life Extension stands out through its heritage of proprietary, research-backed formulations and strategic partnerships with trusted ingredient suppliers, such as Horphag Research for Robuvit. This collaboration supports a disciplined focus on authentic, well characterised ingredients, which aligns with Welzo's standards for transparency and quality. Our team has reviewed Life Extension’s manufacturing and formulation philosophy as part of our vetting process, guided by our our team of medical experts and our commitment to our ingredient quality and purity standards.

Product-wise, Life Extension delivers Energy Renew with a non-GMO, gluten-free, vegetarian profile, reflecting a broad ethical sourcing and manufacturing ethos. The product leverages Robuvit® French oak extract to support cellular energy mechanisms, a scientifically grounded approach that differentiates Life Extension from peers. This brand is a natural fit for a fatigue-focused formulation, reinforcing our choice to partner with a company that integrates rigorous testing, clear certifications, and UK-adherent quality practices.