SynBio Vitamin D3 1000 IU Capsules (Veg)
Our Most Popular & Trusted Daily Sunshine Supplement
When it comes to daily health support, SynBio Vitamin D3 1000 IU is the customer favourite — and for good reason. Delivering the optimal daily dose of high-quality cholecalciferol (vitamin D3), this supplement helps support your immune system, bones, mood, and energy — all in one easy-to-swallow capsule.
Why It’s Our Best-Seller:
Most Recommended Strength 1000 IU (25 µg) is widely considered the ideal daily dose for adults who want to maintain healthy vitamin D levels year-round — especially during autumn and winter.
Pure, Reliable, and UK-Made Manufactured to pharmaceutical-grade standards in our GMP-certified UK facility, every capsule delivers clean, consistent quality you can trust.
Halal & Vegan Certified Made with plant-based cholecalciferol derived from lichen — suitable for vegan and halal lifestyles.
Backed by Independent Testing Each batch is rigorously tested for potency and purity, ensuring you get exactly what’s on the label.
Key Benefits:
Immune System Support Helps your body fight off seasonal bugs and daily stressors.
Bone & Muscle Strength Supports calcium absorption and helps maintain bone density and muscle function.
Mood & Energy Boost Low vitamin D has been linked to low mood and fatigue — daily supplementation helps keep your levels steady and your mind energised.
Free From:
✅ Gluten ✅ Dairy ✅ Gelatin ✅ Artificial colours and preservatives
Join thousands who trust SynBio Vitamin D3 1000 IU for everyday wellness. Clean, powerful, and expertly formulated — it’s your daily dose of sunshine in a capsule.




















































