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Quercetin Zinc

Mt. Angel Vitamins
4.9
★ ★ ★ ★ ★
(15 ratings)
Stinging Nettle 50 mg
Product Image
Score77
A two-capsule serving best suited to anti-inflammatory and histamine-related support. The nettle plant part is not identified, which is the main limitation for matching the formula to a specific goal.
How scoring works
Quantity:300 Capsule(s) • (150 servings)
Goals:
Anti-Inflammatory Support
Testosterone Support

Score 77

A two-capsule serving best suited to anti-inflammatory and histamine-related support. The nettle plant part is not identified, which is the main limitation for matching the formula to a specific goal.
How scoring works
$60.33($0.40 per serving)
Pure Formulas
$ 60.33
Vitacost
$ 79.99
Report prices

Analysis

The label provides 50 mg nettle with 530 mg quercetin. The nettle plant part is not identified, while its form and concentration are not stated.

Quercetin leads the anti-inflammatory design, while vitamin C, vitamin D, zinc, bromelain, and nettle add complementary immune pathways. Nettle is too lightly dosed and poorly characterized to drive either selected goal.

Stinging nettle may add to the effects of diuretic medicines and increase fluid or electrolyte changes. The good value should be weighed against the nettle plant part is not identified and the resulting uncertainty about goal-specific potency.

Who is it for
  • Anti-inflammatory and histamine-related support
  • People who prefer a two-capsule serving
  • Users who accept the stated value trade-off
Best for
  • Anti-inflammatory and histamine-related support
  • Situational botanical support
  • Combination-formula users

Pros

  • 50 mg nettle with 530 mg quercetin is disclosed
  • Simple ingredient list is easy to assess
  • Combination adds complementary pathways

Cons

  • The nettle plant part is not identified
  • Its form and concentration are not stated
  • Limited direct evidence for testosterone support

Warnings

  • Stinging nettle may add to the effects of diuretic medicines and could increase fluid or electrolyte changes.
  • Review the multi-ingredient blend before combining it with other high-dose quercetin or allergy-support products.
  • Missing plant-part detail makes the serving difficult to match to a specific nettle use.

Nutrient quality

83 Highest impact

Substantial quercetin and useful nutrient forms create a coherent immune-support base. Modest bromelain and nettle detail keep the supporting ingredients less compelling.

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Ingredient transparency

81 Highest impact

All active amounts are disclosed without a hidden blend. Bromelain activity, nettle plant part, full directions, and inactive ingredients remain absent.

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Customer satisfaction

62 Moderate impact

Customer sentiment is very strong. The small rating base limits confidence in the average, while no narrative feedback was supplied.

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Value for money

81 Highest impact

Serving economics are reasonable. Formula quality supports fair practical value.

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Report analysis

Goals

Anti-Inflammatory Support
Impact
Highest effect
B+ Goal FitB Strength of SupportB+ CoverageA Formula Quality
Vitamin D · 25 mcgVitamin C · 120 mg

Quercetin is supplied at a substantial amount and may support antioxidant control, mast-cell stability, and inflammatory signaling. Vitamin D, zinc, bromelain, and stinging nettle add complementary immune, enzyme, and histamine-related pathways.

The formula is concise and logically organized around those mechanisms. Bromelain and nettle are modestly dosed, but the strong quercetin foundation gives the combination useful depth.

Study evidence
Bromelain Supportive 12 studies
Stinging Nettle Supportive 5 studies
Vitamin D Supportive 101 studies
Zinc Supportive 64 studies
Testosterone Support
Impact
Moderate effect
D Goal FitD+ Strength of SupportD CoverageC Formula Quality
Zinc · 7.5 mgVitamin D · 25 mcg

Vitamin D3, zinc, and stinging nettle provide plausible but modest endocrine support. Evidence is strongest for correcting nutrient insufficiency, while the lightly dosed nettle has weak direct testosterone evidence.

Vitamin D3 is moderate, while zinc and nettle fall below stronger targeted amounts. The product is better viewed as an antioxidant formula with secondary hormonal relevance.

Study evidence
Vitamin D Supportive 56 studies
Zinc Disputed 7 studies

Ingredients

IngredientAmount per serving
Vitamin C
120 mg
Vitamin D3 (Cholecalciferol)
25 mcg
Zinc (Zinc Ascorbate)
7.5 mg
Quercetin
530 mg
Bromelain (Pineapple)
50 mg
Stinging Nettle
50 mg
Gluten Free Adults 18–50 Dairy Free Sugar Free
Report overview
Stinging Nettle · 50 mg OverallScore28
F Active Ingredient Quality & BioavailabilityD+ Dose, Safety & Label TransparencyD- Value

Nettle is lightly dosed alongside quercetin and zinc, but the relevant plant part is not named. No form or concentration information supports confidence in potency. A low serving cost helps the full formula while leaving nettle-specific value modest.

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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. The effect of hydro alcoholic Nettle (Urtica dioica) extracts on insulin sensitivity and some inflammatory indicators in patients with type 2 diabetes: a randomized double-blind control trial.
    Namazi N; Esfanjani AT; Heshmati J; Bahrami A · Pakistan journal of biological sciences : PJBS · 2012
    Randomized trial50 participantsAnti-Inflammatory Support forStinging Nettle
  2. [Recommendations of the DGRh Committee on Complementary Medicine and Nutrition on the application of selected phytotherapeutic drugs and herbal medicines in rheumatology].
    Keyßer G; Seifert O; Frohne I; Michalsen A; Pfeil A; Reuß-Borst M; Sander O · Zeitschrift fur Rheumatologie · 2025
    Guideline / consensusAnti-Inflammatory Support forStinging Nettle
  3. Urtica Dioica Root Extract on Clinical and Biochemical Parameters in Patients with Benign Prostatic Hyperplasia, Randomized Controlled Trial.
    Akbar Karami A; Sheikhsoleimani M; Reza Memarzadeh M; Haddadi E; Bakhshpour M; Mohammadi N; Mehdi Mirhashemi S · Pakistan journal of biological sciences : PJBS · 2021
    Randomized trial60 participantsAnti-Inflammatory Support forStinging Nettle
  4. Safety, Tolerability, and Efficacy of Hox Alpha, a Dry Extract from Stinging Nettle Leaves versus OTC NSAIDs in Osteoarthritis: A Retrospective, Propensity-Matched 12-Week Analysis from the German Pain e-Registry (SIPHARO Study).
    Überall MA; Küster MA; Müller-Schwefe PCG; Müller-Schwefe GHH · Journal of pain research · 2026
    Cohort study2,146 participantsAnti-Inflammatory Support forStinging Nettle
  5. Therapeutic efficacy of bromelain in impacted third molar surgery: a randomized controlled clinical study.
    Ordesi P; Pisoni L; Nannei P; Macchi M; Borloni R; Siervo S · Quintessence international (Berlin, Germany : 1985) · 2016
    Randomized trial80 participantsAnti-Inflammatory Support forBromelain
  6. Efficacy of proteolytic enzyme bromelain on health outcomes after third molar surgery. Systematic review and meta-analysis of randomized clinical trials.
    Mendes ML; do Nascimento-Júnior EM; Reinheimer DM; Martins-Filho PR · Medicina oral, patologia oral y cirugia bucal · 2019
    Meta-analysis6 studies pooledAnti-Inflammatory Support forBromelain
  7. Placebo-controlled randomized clinical trial on the immunomodulating activities of low- and high-dose bromelain after oral administration - new evidence on the antiinflammatory mode of action of bromelain.
    Müller S; März R; Schmolz M; Drewelow B; Eschmann K; Meiser P · Phytotherapy research : PTR · 2013
    Randomized trial12 participantsAnti-Inflammatory Support forBromelain
  8. An Evaluation of the Effects of Pineapple-Extract and Bromelain-Based Treatment after Mandibular Third Molar Surgery: A Randomized Three-Arm Clinical Study.
    Colletti A; Procchio C; Pisano M; Martelli A; Pellizzato M; Cravotto G · Nutrients · 2024
    Randomized trial42 participantsAnti-Inflammatory Support forBromelain
  9. Therapeutic uses of pineapple-extracted bromelain in surgical care - A review.
    Muhammad ZA; Ahmad T · JPMA. The Journal of the Pakistan Medical Association · 2019
    Narrative reviewAnti-Inflammatory Support forBromelain
  10. Randomized controlled trial of nettle sting for treatment of base-of-thumb pain
    C Randall, H Randall, F Dobbs, C Hutton, H Sanders · Journal of the Royal Society of Medicine · 2000
    Randomized trial27 participantsAnti-Inflammatory Support forStinging Nettle
  11. Vitamin D deficiency and C-reactive protein: a bidirectional Mendelian randomization study.
    Zhou A; Hyppönen E · International journal of epidemiology · 2023
    Observational study294,970 participantsAnti-Inflammatory Support forVitamin D
  12. Vitamin D in Children With Inflammatory Bowel Disease: A Randomized Controlled Clinical Trial.
    El Amrousy D; El Ashry H; Hodeib H; Hassan S · Journal of clinical gastroenterology · 2021
    Randomized trial120 participantsAnti-Inflammatory Support forVitamin D
  13. Vitamin D supplementation reduces infection rate and promotes wound healing in patients with diabetic foot ulcers.
    Gao YQ; Gao YH; Xing JH · World journal of diabetes · 2025
    Randomized trial120 participantsAnti-Inflammatory Support forVitamin D
  14. Associations of C-reactive Protein with 25-hydroxyvitamin D in 24 Specific Diseases: A Cross-sectional Study from NHANES.
    Yang F; Sun M; Sun C; Li J; Yang X; Bi C; Wang M; Pu L; Wang J; Wang C; Xie M; Yao Y; Jin L · Scientific reports · 2020
    Cross-sectional study9,809 participantsAnti-Inflammatory Support forVitamin D
  15. Combined effects of vitamin D deficiency and systemic inflammation on all-cause mortality and cause-specific mortality in older adults.
    Zhang C; Cui J; Li S; Shen J; Luo X; Yao Y; Shi H · BMC geriatrics · 2024
    Cohort study3,072 participantsAnti-Inflammatory Support forVitamin D
  16. Zinc decreases C-reactive protein, lipid peroxidation, and inflammatory cytokines in elderly subjects: a potential implication of zinc as an atheroprotective agent.
    Bao B; Prasad AS; Beck FW; Fitzgerald JT; Snell D; Bao GW; Singh T; Cardozo LJ · The American journal of clinical nutrition · 2010
    Randomized trial40 participantsAnti-Inflammatory Support forZinc
  17. Zinc Supplementation in Individuals with Prediabetes and type 2 Diabetes: a GRADE-Assessed Systematic Review and Dose-Response Meta-analysis.
    Nazari M; Nikbaf-Shandiz M; Pashayee-Khamene F; Bagheri R; Goudarzi K; Hosseinnia NV; Dolatshahi S; Omran HS; Amirani N; Ashtary-Larky D; Asbaghi O; Ghanavati M · Biological trace element research · 2024
    Meta-analysis23 studies pooledAnti-Inflammatory Support forZinc
  18. The Effects of Zinc Supplementation on C-Reactive Protein and Inflammatory Cytokines: A Meta-Analysis and Systematical Review.
    Ceylan MN; Akdas S; Yazihan N · Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research · 2022
    Meta-analysis73 studies pooledAnti-Inflammatory Support forZinc
  19. The Effects of Zinc Sulfate Supplementation on Serum Copeptin, C-Reactive Protein and Metabolic Markers in Zinc-Deficient Diabetic Patients on Hemodialysis: A Randomized, Double-Blind, Placebo-Controlled Trial.
    Hosseini R; Montazerifar F; Shahraki E; Karajibani M; Mokhtari AM; Dashipour AR; Ferns GA; Jalali M · Biological trace element research · 2021
    Randomized trial46 participantsAnti-Inflammatory Support forZinc
  20. Zinc supplementation and cardiovascular disease risk factors: A GRADE-assessed systematic review and dose-response meta-analysis.
    Nazari M; Ashtary-Larky D; Nikbaf-Shandiz M; Goudarzi K; Bagheri R; Dolatshahi S; Omran HS; Amirani N; Ghanavati M; Asbaghi O · Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) · 2023
    Meta-analysis75 studies pooledAnti-Inflammatory Support forZinc
  21. Effect of Two Different Doses of Vitamin D Supplementation on Metabolic Profiles of Insulin-Resistant Patients with Polycystic Ovary Syndrome.
    Jamilian M; Foroozanfard F; Rahmani E; Talebi M; Bahmani F; Asemi Z · Nutrients · 2018
    Randomized trial90 participantsTestosterone Support forVitamin D
  22. Androgens and hirsutism score of overweight women with polycystic ovary syndrome improved after vitamin D treatment: A randomized placebo controlled clinical trial.
    Al-Bayyari N; Al-Domi H; Zayed F; Hailat R; Eaton A · Clinical nutrition (Edinburgh, Scotland) · 2021
    Randomized trial60 participantsTestosterone Support forVitamin D
  23. Association between plasma 25-OH vitamin D and testosterone levels in men.
    Nimptsch K; Platz EA; Willett WC; Giovannucci E · Clinical endocrinology · 2012
    Case-control study1,362 participantsTestosterone Support forVitamin D
  24. Causal Link Between Vitamin D and Total Testosterone in Men: A Mendelian Randomization Analysis.
    Chen C; Zhai H; Cheng J; Weng P; Chen Y; Li Q; Wang C; Xia F; Wang N; Lu Y · The Journal of clinical endocrinology and metabolism · 2020
    Other4,254 participantsTestosterone Support forVitamin D
  25. Associations of vitamin D status and vitamin D-related polymorphisms with sex hormones in older men.
    Rafiq R; van Schoor NM; Sohl E; Zillikens MC; Oosterwerff MM; Schaap L; Lips P; de Jongh RT · The Journal of steroid biochemistry and molecular biology · 2017
    Cohort study643 participantsTestosterone Support forVitamin D
  26. Environmental exposure to metals and male reproductive hormones: circulating testosterone is inversely associated with blood molybdenum.
    Meeker JD; Rossano MG; Protas B; Padmanahban V; Diamond MP; Puscheck E; Daly D; Paneth N; Wirth JJ · Fertility and sterility · 2010
    Cross-sectional study219 participantsTestosterone Support forZinc
  27. Nonpharmacological Interventions for the Management of Testosterone and Sperm Parameters: A Scoping Review.
    Santos HO; Cadegiani FA; Forbes SC · Clinical therapeutics · 2022
    Scoping reviewTestosterone Support forZinc
  28. Zinc is an Essential Element for Male Fertility: A Review of Zn Roles in Men's Health, Germination, Sperm Quality, and Fertilization.
    Fallah A; Mohammad-Hasani A; Colagar AH · Journal of reproduction & infertility · 2020
    Narrative reviewTestosterone Support forZinc
  29. Clinical, endocrinological and biochemical effects of zinc deficiency.
    Prasad AS · Clinics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc
  30. Clinical, endocrinologic, and biochemical effects of zinc deficiency.
    Prasad AS · Special topics in endocrinology and metabolism · 1986
    Narrative reviewTestosterone Support forZinc