Sports Research® Elderberry Immune Support with Zinc, Ginger, Vitamin C & D3 - Vegan Friendly · Non-GMO · Gluten Free - 60 Veggie Capsules

Clinical trials typically use Elderberry research uses 300–900mg extract; Zinc 5–15mg/day; Vitamin C 200–1000mg; Vitamin D3 1000–5000 IU. Sports Research Elderberry Immune Support (5-in-1 with Zinc, Ginger, Vitamin C & D3) delivers 5-in-1 immune formula; 60 capsules (2 capsules per day = 30-day supply), which we classify as Full relative to that range.

See the "Also consider" section below for two alternatives. Choose based on form preference (Veggie Capsule vs alternatives), dose adequacy, and third-party testing.

Yes — Yes — Non-GMO tested, manufactured in US cGMP-compliant facility. Third-party testing verifies ingredient identity and label accuracy.

Yes — Amazon Subscribe & Save is available for this product. Enrolling locks in a recurring delivery at a reduced per-unit price.

The zinc content may interact with certain antibiotics (tetracyclines, fluoroquinolones) by reducing antibiotic absorption — take zinc at least 2 hours apart from these medications. Vitamin D3 at the included dose may interact with thiazide diuretics. Elderberry may have mild immune-modulating effects — those on immunosuppressant medications should consult their physician.

All five ingredients at typical supplement doses have well-established long-term safety profiles. Zinc supplementation long-term should be monitored for copper balance — zinc can deplete copper at high doses. Audit your total daily zinc intake from all sources (food, multivitamins, this product) to stay within the tolerable upper limit of 40mg/day.

Zinc on an empty stomach can cause nausea — taking with food eliminates this for most users. Ginger may cause mild GI warmth in sensitive individuals. Elderberry and vitamin C at these doses are generally well-tolerated. The veggie capsule format allows gradual release, reducing acute GI effects.

Check your existing supplement stack before adding this 5-in-1 formula. If you already take separate vitamin D3, zinc, or vitamin C, calculate total daily intake from all sources to avoid exceeding tolerable upper limits. Safe to combine with omega-3s, magnesium, biotin, and most other standard supplements.

Take 2 capsules daily with food. Do not combine with high-dose zinc supplements without calculating total zinc intake. Separate from antibiotic medications by at least 2 hours if taking tetracyclines or fluoroquinolones. Consult a physician if immunocompromised, as elderberry may stimulate immune activity.

Acute immune support during illness: elderberry research shows reduced cold duration when taken at symptom onset. For ongoing immune maintenance, the combination of D3, zinc, and vitamin C supports baseline immune function over weeks to months of consistent daily use. Seasonal immune resilience benefits are most apparent over a full year of supplementation.