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SynBio Sport - Vitamin D3 4K

SKU: VSB3040
Max Strength Vitamin D3 for Peak Performance
Train hard. Recover smart. Stay at the top of your game.
 
SynBio Sport 4K delivers the maximum daily dose of Vitamin D3 (4000 IU) in a clean, pharmacist-formulated capsule designed specifically for active bodies. Whether you're chasing PBs or pushing through plateaus, this high-strength supplement fuels your muscles, bones, and immune system — all without compromise.
 
What It Does:
  • Stronger Bones & MusclesVitamin D3 plays a key role in calcium absorption, helping you build and maintain powerful bones and support explosive muscle performance.
  • Immune Support for AthletesIntense training can challenge your immunity. This high-dose formula keeps your defences strong — so you don’t lose progress to sick days.
  • Faster Recovery, Fewer Niggles
  • Maintaining optimal vitamin D levels supports post-workout repair and reduces inflammation linked to muscle soreness or injury risk.
  • Vegan-Certified CholecalciferolSourced from plant-based lichen — not lanolin — it’s ideal for vegan athletes or anyone looking for a cleaner, conscious formula.
 
Why Choose SynBio Sport 4K?
  • Max Legal Daily Dose (4000 IU) – Go as strong as the guidelines allow for maximum performance benefit
  • LGC Banned-Substance Tested – Trusted by elite athletes and safe for drug-tested sport
  • Pharmacist-Formulated & UK Made – Developed by experts, manufactured to GMP standards
  • Halal Certified & Allergy Friendly – Free from gluten, dairy, soy, and artificial fillers
 
Power your performance with the sunshine vitamin your body demands.Whether you're lifting, sprinting, cycling or recovering, SynBio Sport 4K helps you stay strong, resilient, and ready for whatever challenge comes next.
 
SynBio Sport - Vitamin D3 4K (4000 IU) is LGC certified as approved for use by aspiring athletes and elite professionals. 
 
LGC’s world-class sports anti-doping laboratory, Sport and Specialised Analytical Services, can confirm that this product has been tested for a wide range of substances banned by the World Anti-Doping Agency (WADA) that could cause an athlete to fail a doping test.
 
Expertly manufactured by Synergy Biologics in the United Kingdom (Certified GMP / ISO / BRC). Every batch is externally tested by a third-party independent UK laboratory.​

  • Bulking Agent: Microcrystalline cellulose, Vitamin D3 (Cholecalcifero rich lichen extract, Fractionated coconut oil, Corn syrup, Mono & diglycerides of fatty acids, Silicon dioxide, Antioxidants: D-a-Tocopheral, Sodium ascorbate), Anti-Caking Agent: Magnesium stearate, Folic acid.

    Outer Capsule Shell: Hydroxypropyl methylcellulose.

£15.99Price
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Why Choose Us

Why Choose Synergy Biologics?

We manufacture our supplements in our own GMP-certified facility. Every batch is independently tested and trusted by health professionals and families across the UK. When you choose SynBio Vitamin D3 3200 IU, you choose quality, transparency and results.

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  • What is SynBio?
    SynBio is a brand that offers a range of nutritional supplements to support overall health and wellness. Our supplements are formulated with carefully selected ingredients to address specific health needs and are made in the UK.
  • What are the main categories of nutritional supplements available?
    You can find nutritional supplements in various categories, including but not limited to vitamins, minerals, herbal extracts, probiotics, and specialty blends designed to support different aspects of health.
  • How are SynBio nutritional supplements different from other brands?
    SynBio prides itself on using high-quality, scientifically backed ingredients in their formulations. Our products undergo rigorous testing and are manufactured following strict quality standards to ensure safety and efficacy.
  • Are there any age restrictions for using SynBio supplements?
    While many SynBio supplements are suitable for adults of all ages, some products may have specific age recommendations. Always check the product labels or consult with a healthcare professional if you have any concerns about age suitability.
  • Are SynBio supplements safe to use alongside prescription medications?
    It's essential to consult with a healthcare professional before combining any nutritional supplement with prescription medications. Some supplements may interact with certain medications, so it's best to get personalised advice.
  • How long does it take to see results after using SynBio supplements?
    The time it takes to see results can vary depending on the individual's health status and the specific supplement being used. In general, consistent use of the supplements as directed is recommended for best results.
  • Can I use Synbiovits supplements during pregnancy or while breastfeeding?
    Pregnant and breastfeeding individuals should consult with a healthcare professional before using any nutritional supplements, including those from Synbiovits, to ensure safety and suitability.
  • Are SynBio supplements free from common allergens such as gluten, dairy, and soy?
    SynBio strives to offer products free from common allergens like gluten, dairy, and soy. However, it's essential to check the product labels or website for specific allergen information.
  • Do SynBio supplements contain any artificial colors, flavours, or preservatives?
    SynBio aims to provide natural and clean formulations, and their supplements generally do not contain artificial colors, flavours, or preservatives. However, always verify the product labels for precise information.
  • Where are SynBio nutritional supplements manufactured?
    SynBio supplements are manufactured in state-of-the-art facilities adhering to high-quality standards. Information about the manufacturing location is available on their website.
  • Are SynBio products tested for quality and purity?
    Yes, SynBio products undergo rigorous testing to ensure quality, purity, and potency. They are committed to delivering safe and effective supplements to their customers.
  • How can I track my order once it's been placed on www.synbiovits.com?
    Once you place an order you will likely receive an order confirmation email with a tracking number. You can use this tracking number to monitor the shipment's progress.
  • Does SynBio offer any subscription plans for regular supplement deliveries?
    Yes, we may offer subscription plans that allow customers to receive regular deliveries of their chosen supplements. These plans often come with discounts or other benefits.
  • What is the company's return and refund policy for SynBio supplements?
    The return and refund policy for SynBio supplements can usually be found on our website. It outlines the conditions under which you can return products and obtain a refund.
  • Are there any discounts or promotions available?
    Synbiovits may offer discounts, promotions, or special offers from time to time. You can check their website or subscribe to their newsletter to stay updated on the latest deals.
  • How can I contact customer support for any additional questions or concerns about SynBio supplements?
    You can contact customer support through the contact information provided on our website. This could include email, phone number, or a dedicated customer support portal. They are available to assist with any inquiries or concerns you may have.

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