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Activated Quercetin

Source Naturals
4.7
(285 ratings)
Vitamin C 646 mg
Bromelain 300 mg
Product Image
Score91

A high-dose quercetin and bromelain tablet with buffered vitamin C for sinus and digestive support.

How scoring works
Quantity:200 Tablet(s)(66 servings)
Goals:
Immunity
Anti-Inflammatory Support
Digestive Health
General Health
Skin Health
Vision Support

Score 91

A high-dose quercetin and bromelain tablet with buffered vitamin C for sinus and digestive support.

How scoring works
$53.19($0.80 per serving)
iHerb
$ 53.89
Vitacost
$ 53.89
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Analysis

The formula pairs a 1-gram dose of quercetin with 300mg of bromelain to support the body's natural response to environmental challenges. It also uses magnesium ascorbate, a buffered form of vitamin C that provides antioxidant support without irritating the stomach.

The large bottle size and high transparency make it a practical choice for long-term use. It is especially well-aligned for those focusing on maintaining a healthy inflammatory response in the respiratory and digestive tracts.

Pros

  • Uses stomach-friendly buffered Vitamin C
  • Therapeutic 1g dose of quercetin
  • Supports both respiratory and digestive wellness
  • Great value in the 200-count size

Cons

  • Tablets may be large and harder to swallow for some
  • Requires three tablets per serving
  • Contains common tableting excipients

Warnings

  • Avoid if you have a known allergy to pineapple (due to bromelain)

Nutrient quality

91 Highest impact

The combination of high-dose quercetin and bromelain provides robust support for antioxidant and inflammatory goals. Synergy between components facilitates biological activity and systemic support for mucosal health.

Ingredient transparency

99 Highest impact

Labeling clearly identifies the weights of all active components without masking them in proprietary blends. Precise disclosure of intake guidance and botanical names ensures full transparency for long-term users.

Customer satisfaction

90 Highest impact

Average rating of 4.70 across more than 280 reviews demonstrates user confidence in the product's respiratory benefits. Feedback confirms that the large-count size provides a reliable way to maintain consistent wellness.

Value for money

83 Highest impact

Cost per serving is competitive at $0.80 for a high-dose synergistic stack in a bulk tablet format. The formula provides significant value for individuals focusing on long-term seasonal wellness and respiratory support.

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Goals

Impact
Highest effect
A+ Goal FitA+ Strength of SupportA- CoverageA+ Formula Quality

Vitamin C, Quercetin, and Bromelain provide synergistic support for antioxidant defenses and respiratory comfort. Quercetin acts as a cellular modulator that may enhance the biological impact of minerals and other immune actives.

High doses of core ingredients ensure that major immune pathways are meaningfully supported during periods of challenge. This targeted formulation provides both daily resilience and situational depth for managing specific environmental sensitivities.

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Impact
Highest effect
A Goal FitA- Strength of SupportA CoverageA+ Formula Quality

Quercetin and Bromelain form a classic synergistic pairing that effectively modulates the inflammatory response, particularly in the sinuses and respiratory system. Quercetin acts as a potent flavonoid to stabilize mast cells, while bromelain provides proteolytic support to help resolve swelling.

The inclusion of magnesium ascorbate provides buffered Vitamin C, which further enhances the antioxidant capacity of the formula. This is a highly focused and well-dosed supplement for addressing specific inflammatory challenges naturally.

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Impact
Highest effect
A- Goal FitA- Strength of SupportB+ CoverageA+ Formula Quality

Source Naturals Activated Quercetin combines 1,000mg of quercetin with 300mg of bromelain to assist with mucosal health and enzymatic digestion. This synergy appears well aligned for addressing both the inflammatory response and protein breakdown within the gastrointestinal tract.

The inclusion of vitamin C and magnesium further supports overall intestinal resilience and healthy muscle function. These ingredients may contribute to managing sensitivity in the gut lining and supporting foundational digestive efficiency.

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Impact
Highest effect
A- Goal FitA Strength of SupportB CoverageA+ Formula Quality

This formula combines antioxidant vitamins and minerals with a high-potency bioflavonoid and digestive enzymes to support immune and respiratory health. It is designed to assist the body in managing environmental and physiological stressors.

It features significant doses of Quercetin and Vitamin C to support antioxidant defenses and daily vitality. The addition of Bromelain may further contribute to systemic health by supporting the inflammatory response.

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Impact
Highest effect
B Goal FitA Strength of SupportC CoverageA Formula Quality

Vitamin C and quercetin are included to provide potent antioxidant defense and support collagen synthesis pathways. These components contribute significantly to the skin's resilience against environmental stressors.

Providing 646 mg of Vitamin C ensures meaningful support for the structural integrity of the dermal layers. The formula appears well aligned for individuals seeking focused antioxidant protection and synthesis support.

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Impact
High effect
C Goal FitA Strength of SupportC- CoverageA- Formula Quality

This antioxidant complex provides a moderate dose of Vitamin C along with Quercetin and bioavailable Magnesium. These nutrients support vascular integrity in the eye and defend ocular tissues against oxidative damage.

While helpful for general oxidative stress, the formula does not contain specific macular pigments or essential minerals like Zinc. It provides decent secondary support but misses core vision-preserving components.

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Ingredients

IngredientAmount per serving
Calories
5 Calorie(s)
Total Carbohydrates
1 Gram(s)
Vitamin C (Magnesium Ascorbate)
646 mg
Magnesium (Magnesium Ascorbate)
50 mg
Quercetin
1 Gram(s)
Bromelain
300 mg
Gluten Free Adults 18–50 Dairy Free Sugar Free Vegetarian
Report overview
B+ Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyF Value
Activated Quercetin features 646 mg of Vitamin C in the form of magnesium ascorbate for a buffered, non-acidic experience. It is specifically designed to support immune and sinus health with the addition of bioavailable minerals.
Bromelain · 300 mg OverallScore51
F Active Ingredient Quality & BioavailabilityC Dose, Safety & Label TransparencyD+ Value
Activated Quercetin features 300mg of bromelain alongside 1g of quercetin to support immune function and seasonal comfort. This tablet-based formula provides a strong dose for systemic goals.
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