Immune Support

Strengthen Your Natural Defenses Year-Round

The Immune Support collection at Salerno Vitamins includes doctor-formulated supplements by Dr. John Salerno designed to help maintain a resilient immune system. Featuring essential vitamins, minerals, and botanicals—such as vitamin C, zinc, and elderberry—these formulas work to support immune function, antioxidant activity, and overall wellness. Whether you're looking for daily protection or seasonal reinforcement, this collection offers trusted support to keep you feeling your best.

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7 products

GI Factor Dietary Supplement - Dr. John P. SalernoSupplement Facts - GI Factor Dietary Supplement - Dr. John P. Salerno
GI Factor

Supports gut integrity, mucosal repair, and digestive balance.*

Sale price$ 48.90
Salerno Daily EssentialsSalerno Daily Essentials
Salerno Daily Essentials

Comprehensive daily multivitamin for overall wellness.

Sale price$ 139.90
Vitamin C Factor Dietary Supplement - Dr. John P. SalernoSupplement Facts - Vitamin C Factor Dietary Supplement - Dr. John P. Salerno
Vitamin C Factor

Gentle, buffered Vitamin C for immune and antioxidant support.*

Sale price$ 75.00
Ultra Probiotic FactorUltra Probiotic Factor
Ultra Probiotic Factor

High-potency probiotics for digestive support.

Sale price$ 112.00
L-GlutathioneL-Glutathione
L-Glutathione

Powerful antioxidant for detoxification support.

Sale price$ 47.90
Seasonal Factor Dietary Supplement - Dr. John P. Salerno, Salerno WellnessSupplement Facts: Seasonal Factor Dietary Supplement - Dr. John P. Salerno, Salerno Wellness
Seasonal Factor

Supports respiratory health during seasonal changes.

Sale price$ 71.00
Immune Factor Plus 13 in 1 Dietary Supplement - Dr. John P. SalernoSupplement Facts - Immune Factor Plus 13 in 1 Dietary Supplement - Dr. John P. Salerno
Immune Factor Plus 13 in 1

Strengthen immune resilience and promote vitality.*

Sale price$ 119.00