Daisy
Last Updated: Feb 7, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Mentolplus | 9.88 | ✅ | ✅ | ✅ |
The leading lysine formula in natural stores
Supports immune strength
Excellent when used in combination with super lysine+ cold sore ointment
Contains l-lysine plus 5 immune boosting nutrients: vitamin c, Echinacea, licorice, Propolis, odorless garlic
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| I Buy Direct | 9.75 | ❌ | ❌ | ❌ |
THE PERFECT ALTERNATIVE TO ZINC LOZENGES - TheraZinc Throat Spray is formulated from zinc gluconate and other natural ingredients like elderberry, echinacea, peppermint oil, menthol & cherry bark extract, all making for a tasty, soothing sensation.
FAST, EFFECTIVE ZINC IMMUNE SUPPORT WHEN YOUR BODY NEEDS IT MOST - TheraZinc zinc spray releases ionized zinc directly to your mouth & throat for a fast immunity booster even while on the go. Great for air travel and extended trips for the family.
POWERFULLY FORMULATED - The unique TheraZinc formula also includes Echinacea and Elderberry, Clove Bud Oil & Menthol for a cooling sensation, Slippery Elm Extract to coat the throat, and Sugar-Free Natural Peppermint for delicious flavor.
AWARD-WINNING ZINC IMMUNE BOOSTER- 2018 Essentials Award Winner, Taste for Life Magazine.
A TRUSTED LEADER IN THE NATURAL PRODUCTS INDUSTRY – Quantum Health developed our first lysine cold sore treatment over 40 years ago. Since then, Quantum Health has led in sourcing only the highest quality, research-supported ingredients for products.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Swanson Health Products | 9.96 | ❌ | ❌ | ❌ |
Lysine - Well-researched amino acid that suppresses the activity of arginine, which is a common trigger
Calendula - Soothing botanical historically used to calm irritated skin
Immune-supporting Naturals: Goldenseal leaf, echinacea, tea tree oil, and propolis
Intensive Moisturizing Oils: Safflower, castor seed, jojoba, and vitamin E
Octinoxate and Oxybenzone: Trusted OTC sun screen ingredients, which may reduce cold sore aggravation triggered by sun exposure
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
HERBAL IMMUNITY BOOSTER - Combines 8 nutrients in one with L-Lysine, vitamin C & D3, deodorized garlic, shiitake mushroom, goldenseal and Echinacea for immune support and healthy lips, plus powerful antioxidants from propolis and licorice.
SO MANY BENEFITS IN ONE - Fortify your body's immune response with Lysine which also supports collagen growth and helps influence arginine activity promoting oral health.
EASY TO USE DROPS – Our convenient drops are quickly absorbed during immune challenges or flare- ups, an on-the-go alternative to tablets or capsules, just mix into hot or cold water.
WELL ROUNDED FORMULA - Support your overall health and wellness with our comprehensive approach featuring L-Lysine providing a wide range of benefits; for a complete solution use with our Super Lysine+ Cold Sore Ointment.
NATURAL WELLNESS SOLUTIONS – Nutrient formula solutions for over 40 years, we began with a Lysine cold sore treatment and since then we have led in sourcing only the highest quality, research-supported ingredients for optimal results.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Savvy Deal,LLC | 9.74 | ❌ | ❌ | ❌ |
THE BENEFITS OF ELDERBERRY - Our lozenges seize the benefits of Elderberry, rich in antioxidants that strenthen resistance by boosting the production of cytokines that improve the body's immune response.
THE HERBAL BENEFITS OF ECHINACEA - Echinacea is known for supporting the immune system to quickly get you back on your feet when you aren't feeling your best.
150% OF YOUR DAILY VITAMIN C - Herbal throat comfort along with a vigorous boost of Vitamin C, which helps in the production and strengthening of the white blood cells that fight off free radicals.
MULLEIN LEAF FOR RESPIRATORY HEALTH - Made with mullein leaf, commonly taken for respiratory relief in herbal traditions.
MARSHMALLOW ROOT - For throat comfort.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Actual Size
Formulated With Zinc Gluconate And Immune Supporting Herbs*
Great Taste
Immune Support*
Naturally Flavored With Other Natural Flavors
Our Therazinc Lozenges Are Made Of The Highest Quality Ingredients, Including Organic Marshmallow Root, Organic Slippery Elm, Echinacea, And Zinc Gluconate. Perfect To Support Your Immune System When Your Body Needs It Most.*
Therazinc Zinc Lozenges
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Quantum | 6 |
We've carried out a comprehensive analysis of 2,396 reviews on echinacea supplements, using our selection criteria to identify the best options in the health & household products. Our findings reveal that most customers typically select echinacea supplements priced around $13.63, with top brands including nature's way, gaia herbs, toniiq, fresh nutrition, amway, now, starwest botanicals, full life and bluebonnet and puritan's pride
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