Respiratory syncytial virus (RSV) is a common winter infection, but for vulnerable groups it can cause serious illness. With the RSV vaccine UK 2025 rollout now confirmed, many people are asking: who is eligible, when should you get it, and what else can you do to support your immune system?
In this blog, we’ll cover the science of RSV, this year’s vaccine eligibility, and why nutritional support through a high-quality multivitamin like TRINITY can help keep your immune defences strong this winter.
🧬 RSV Vaccine UK 2025: Eligibility & Rollout
RSV tends to peak in colder months, alongside flu and COVID. In 2025, the UK has expanded eligibility for the RSV jab to protect those most at risk:
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Adults aged 75–79
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Pregnant women from 28 weeks gestation (to protect both mother and baby)
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Infants under 1 year old (via maternal vaccination or direct immunisation in high-risk groups)
👉 Direct Answer: In 2025, the RSV vaccine in the UK is available for adults aged 75–79, pregnant women in their third trimester, and certain infants at higher risk.
The rollout is expected to mirror the annual flu programme, with doses available at GP surgeries and participating pharmacies.
🤔 Why Immune Support Still Matters
Vaccines provide targeted protection — but your wider immune resilience depends on nutrition and lifestyle. RSV, flu, and other viruses often overlap in the winter, which means a strong baseline immune system makes a big difference.
Nutrient gaps are common in the UK, especially for:
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Vitamin D₃ – essential for immune regulation; deficiency is widespread in winter
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Vitamin C & Zinc – both vital for white blood cell function
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Selenium – supports antioxidant defence and viral immunity
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B vitamins – help immune cells generate energy and function properly
Even with vaccination, deficiencies can leave your immune system sluggish.
🌿 TRINITY: Nutritional Support Alongside Vaccination
TRINITY is a 3-part daily multivitamin system, designed to maximise absorption and provide the nutrients most often lacking in modern diets.
✅ Immune-supporting nutrients: Vitamin D₃ + K₂, Vitamin C, Zinc, Selenium
✅ Nutrient synergy: Pairings like Vitamin C with Iron, separated calcium and magnesium to avoid competition
✅ Time-optimised: Morning B-complex for energy, night-time Magnesium Glycinate for recovery
✅ Zero fillers or binders: No maltodextrin, magnesium stearate, or seed oils
By stacking TRINITY alongside the RSV vaccine, you support your body’s baseline immunity — giving you better resilience through the winter season.
👉 Explore TRINITY here: Shop Now

❓ FAQs: RSV Vaccine UK 2025 & Supplements
Q: Who is eligible for the RSV vaccine in the UK in 2025?
A: Adults aged 75–79, pregnant women from 28 weeks, and high-risk infants.
Q: Does taking supplements replace vaccines?
A: No — supplements support your overall immune function, while vaccines provide targeted protection. They work best together.
Q: Which nutrients help immunity in winter?
A: Vitamin D₃, Vitamin C, Zinc, and Selenium are key for supporting immune defences.
🧠 Summary
The RSV vaccine UK 2025 rollout is focused on protecting older adults, pregnant women, and infants. But for everyone, immune resilience goes beyond vaccination. Ensuring you’re not deficient in critical vitamins and minerals is one of the best ways to prepare for the winter months.
TRINITY provides clean, bioavailable, time-optimised nutrients to keep your immune system strong — so you can move through flu, COVID, and RSV season with confidence.




