🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

2.8 Gram(s) Serving Size
30 Servings
Botanical with Nutrients Product Type
67% Evidence Coverage

Supplement Facts — Evidence Check

200 mg (333% DV)
✅ 2.2× RDA — within safe limits 📚 245 studies (Tier A: 6, B: 97)
RDA 90mg This product: 200mg UL 2000mg
FoodState S. cerevisiae
5 mg (33% DV)
📊 Market median: 175.0mg (497 products) 📚 11 studies (Tier A: 0, B: 1)
This product: 1000mg
📊 Market median: 400.0mg (380 products) 📚 34 studies (Tier A: 1, B: 10)
This product: 500mg
FoodState Farm Fresh Fruit Blend
200 mg
📊 Market median: 250.0mg (337 products) 📚 125 studies (Tier A: 1, B: 41)
This product: 100mg

Label Claims — Verification

All Other
Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (54% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) Kosher Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested Use: Add 1 scoop to 3-4 oz or 1/4 cup of water, mix well and consume immediately. For best results, take one serving 3 times per day for 5 days at onset.

🧪 Formulation Notes

Made with FoodState Vitamin C, Zinc and Black Elderberry, plus Echinacea, this formula contains high levels of plant compounds effective in supporting a quick immune response. - Black Elderberry Fruit has an extensive history of being used in the early stages of seasonal immune challenges. - Echinacea is an herb of the daisy family with strong immune-promoting properties. - Ginger Root is rich in immune supportive antioxidants.

With Black Elderberry, Echinacea & Vitamin C

Acute Defense does not contain any added sugar, sweeteners, flavorings or preservatives.

Additional Information

Acute Defense provides key nutrients and plant compounds known to help strengthen your immune response when you need it most.

Immune support

30 Servings

Acute Defense is made with tart fruits and pungent botanicals that will awaken your body's immune response.

Keep lid tightly sealed and once open, consume within 3 months

About Uncle Matt's Organic As 4th generation citrus growers in Clermont, FL, the commitment to organic farming runs deep at Uncle Matt's! "We're passionate about growing a 'healthy generation' and believe that growing organic is the best way to farm," says Matt McLean. "We offer a line of bottled juices as well as organic citrus and produce."

You'll like the way real feels MegaFood has been improving lives since 1973.

We like the feel of fresh vegetables, the smell of real fruit. Of working with real farmers. Of being a small, honest, rooted-in-real New Hampshire company. We like the feel of being real, using real, making real. And we think you will too. See how our supplements are made at megafood.com/showme Meet Matt McLean, CEO & Founder F5042B Uncle Matt's Organic, Inc.

F5042B Rev: 2 02/16

Product Details

UPC / SKU 0 51494 60144 0
DSLD Entry Date 2016-07-25
Product Type Botanical with Nutrients
Form Powder
Brand MegaFood
DSLD ID 63218
Data Updated 2026-04-11

Research Evidence

371 Research Sources
54 Avg Quality Score
148 Meta Analysis
82 Systematic Review
71 Rct
62 Clinical Trial
2 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Other
1 Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021
View all evidence for Vitamin C →

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