5 Best Supplements To Boost Your Immune System In 2025

Vitamin C (500–1000 mg daily)

A powerful antioxidant that boosts immune function, supports white blood cells, and helps reduce the duration of colds.

Essential Supplements for a Stronger Immune System

A strong immune system is key to overall health. These top 10 supplements provide essential nutrients, antioxidants, and anti-inflammatory benefits to help your body fight infections and stay resilient year-round.

Zinc (8–11 mg daily)

Crucial for immune cell function, wound healing, and reducing inflammation. It also shortens the duration of colds.

Vitamin D (1000–4000 IU daily)

Regulates immune responses and protects against respiratory infections. Deficiency weakens immunity and increases infection risk.

Probiotics (1–10 billion CFU daily)

Supports gut health, which is vital for immunity, balancing good bacteria, and improving digestion.

Elderberry Extract (300–600 mg daily)

Packed with antioxidants, elderberry strengthens immunity, fights flu viruses, and speeds up cold recovery.