Skip to main content Accessibility statement

Click to Activate: Up To 35% Off Swanson + Free Shipping on $29+|Use Code DEALS | Exclusions Apply*

Search

Shop by Brand
Best Sellers
Specials

Search

Power Your Immune Health

Vitamin C

Vitamin D

Elderberry

Oregano

Mushrooms

Colostrum

Your Selection

×Four Sigmatic, New Chapter, Zahler ×Health Concerns ×Immune

filter search results

Category

filter search results by Category

Mushrooms (6)
Vitamin C (2)
Zinc (1)
Vitamin D (4)
Elderberry (3)

additional filters by Category

Probiotics for Immune System (8)
Immune Health Combination Formulas (1)

Brands

filter search results by Brands

Swanson Vitamins (196)
Source Naturals (71)
LivOn Laboratories (2)
NOW Foods (96)
Solaray (60)

additional filters by Brands

Form

filter search results by Form

Vegan Capsules (11)
Vegan Tablets (1)
Vegetarian Tablets (5)
Vegetarian Capsules (3)
Gummies (4)

additional filters by Form

Packets (1)

Price

filter search results by Price

$25.00-$49.99 (12)
$15.00-$24.99 (6)
$10.00-$14.99 (4)
Greater than $50.00 (3)

additional filters by Price

Potency

filter search results by Potency

2,000 IU (50 mcg) (3)
10 Billion CFU (3)
1,000 mg (1)
250 mg (1)
1,000 IU (25 mcg) (1)

additional filters by Potency

2 Billion CFU (1)
1 Billion CFU (1)

Specialty

filter search results by Specialty

Vegetarian (24)
Non-GMO (24)
Gluten Free (21)
Non-GMO Project Verified (20)
Vegan (18)

additional filters by Specialty

Kosher (16)
Organic (6)

Review Rating

filter search results by Review Rating

5 stars (4)
4 and up (20)
3 and up (20)
2 and up (20)
1 and up (20)

additional filters by Review Rating

REFINE

Sort By

1 - 24 of 25 items

select page number

Page changed to page 1

Immune Supplements

New Chapter Fermented Vitamin D3

Fermented Vitamin D3

(73)
2,000 IU (50 mcg) / 90 Veg Tabs
retail price$29.96
Save 20% in cart

compare products

New Chapter Fermented Zinc Complex

Fermented Zinc Complex

(7)
90 Veg Tabs
retail price$27.97

compare products

New Chapter Mind Force Lion's Mane Mushroom Blend

Mind Force Lion's Mane Mushroom Blend

(13)
60 Vegan Caps
retail price$25.97

compare products

New Chapter All-Flora Probiotic

All-Flora Probiotic

(11)
10 Billion CFU / 60 Vegan Caps
retail price$54.94
Save 20% in cart

compare products

New Chapter All-Flora Probiotic + Prebiotic

All-Flora Probiotic + Prebiotic

(52)
2 Billion CFU / 60 Gummies
retail price$19.97

compare products

New Chapter Daily Dual Biotic Probiotic + Prebiotics

Daily Dual Biotic Probiotic + Prebiotics

(10)
10 Billion CFU / 60 Vegan Caps
retail price$61.41
Save 20% in cart

compare products

New Chapter Elderberry Force

Elderberry Force

(38)
60 Veg Caps
retail price$49.96
Save 20% in cart

compare products

New Chapter All Flora Probiotic Menopause Balance

All Flora Probiotic Menopause Balance

Be first to write a review
30 Vegan Caps
retail price$27.99

compare products

New Chapter Immune Support Reishi & Shiitake Mushroom Blend

Immune Support Reishi & Shiitake Mushroom Blend

(32)
60 Vegan Caps
retail price$26.96

compare products

New Chapter All Flora Probiotic Enzyme Complex

All Flora Probiotic Enzyme Complex

Be first to write a review
90 Vegan Caps
retail price$31.99

compare products

New Chapter All-Flora Probiotic Dual Immunity

All-Flora Probiotic Dual Immunity

Be first to write a review
1 Billion CFU / 30 Veg Caps
retail price$26.97

compare products

New Chapter Reishi Mushroom Blend

Reishi Mushroom Blend

(2)
1,000 mg / 60 Vegan Caps
retail price$25.97

compare products

New Chapter Superfood Mushroom Reishi

Superfood Mushroom Reishi

(32)
60 Vegan Caps
retail price$23.91

compare products

New Chapter Women's Daily Probiotic

Women's Daily Probiotic

(9)
10 Billion CFU / 60 Vegan Caps
retail price$54.94
Save 20% in cart

compare products

New Chapter Fermented Vitamin C

Fermented Vitamin C

Be first to write a review
250 mg / 30 Vegan Tabs
retail price$15.99

compare products

New Chapter All Flora Probiotic Flora Fortify

All Flora Probiotic Flora Fortify

Be first to write a review
14 Vegan Caps
retail price$14.99

compare products

New Chapter Fermented Vitamin D3

Fermented Vitamin D3

(73)
2,000 IU (50 mcg) / 60 Veg Tabs
retail price$29.88
Save 20% in cart

compare products

New Chapter Strength Support Vitamin D3+

Strength Support Vitamin D3+

(68)
1,000 IU (25 mcg) / 60 Gummies
retail price$14.97

compare products

New Chapter Immune Defense Vitamin C+

Immune Defense Vitamin C+

(72)
60 Gummies
retail price$14.97

compare products

New Chapter Fermented Vitamin D3

Fermented Vitamin D3

(73)
2,000 IU (50 mcg) / 30 Veg Tabs
retail price$15.99
Save 20% in cart

compare products

Four Sigmatic Focus Organic Instant Coffee

Focus Organic Instant Coffee

(14)
10 Pkts
price$13.09

compare products

New Chapter Kids Organic Elderberry Whole Food Gummies

Kids Organic Elderberry Whole Food Gummies

(41)
30 Gummies

See More Options

compare products

New Chapter Immune Support Reishi & Shiitake Mushroom Blend

Immune Support Reishi & Shiitake Mushroom Blend

(32)
120 Vegan Caps
retail price$47.09

compare products

New Chapter Immune Defense Vitamin C + Elderberry

Immune Defense Vitamin C + Elderberry

(46)
30 Veg Tabs

See More Options

compare products

1 - 24 of 25 items

select page number

Page changed to page 1

×

Give friends 20% off their first order

Get 20% off when they make a purchase!

Email Customer Care

My Account
Order Information
Shipping Details
International Information

Guarantees
Product Information
Returns
Security & Privacy
FAQs

History
Social Responsibility
Swanson Cares
Blog
Careers

Services

Wellness Rewards
Easy Refill
Favorites
Request a Catalog

*Some exclusions apply. See Details

© 2025 Swanson

Terms of Service Privacy Policy Sitemap

UL Certified

NSF - GMP Certified

These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.