BioStacks
Nature's Bounty

Vitamin C + Zinc (Natural Citrus)

1 Tablet · 60 servings · $0.16/serving

iHerbAmazon

Best for

Immune

Ingredients (2)

Zinc

100%

Dose

15 mg

Target

15–30 mg

Form

Standard

Vitamin C

24%

Dose

60 mg

Target

250–2000 mg

Form

Budget

Other Ingredients (9)

SucraloseSweetener

Dose context matters. As a trace excipient in a tablet coating or capsule, the amount is minimal and not a meaningful concern. The evidence below applies to the gram-level intakes typical of sweetened protein powders, pre-workouts, and drink mixes: a 2022 human trial (Suez et al., Cell) showed sucralose disrupts gut bacteria and worsens blood sugar control in healthy adults, and a 2023 study (Schiffman et al.) found that sucralose-6-acetate — a compound formed when sucralose is digested — was genotoxic to human cells in vitro. It remains an artificial sweetener with no nutritional purpose.

MannitolSweetener

A FODMAP sugar alcohol that can cause GI distress (bloating, gas, diarrhea) at higher doses. Supplement amounts are typically small, but individuals with IBS or sugar alcohol sensitivity may react even at low doses.

AnnattoColorant

Natural yellow-orange colorant derived from the seeds of the achiote tree (Bixa orellana)

DextroseSweetener

A simple glucose sugar used as a bulking agent, sweetener, and tablet diluent

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

CrospovidoneDisintegrant

Cross-linked synthetic polymer used as a tablet disintegrant to help tablets break apart quickly in the stomach

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

How to Take It

Take it anytime

Take with food — on an empty stomach it commonly causes nausea.

With food
Space it a couple of hours from Iron and Calcium

On the label

For adults, take one (1) quick dissolve tablet daily, preferably with a meal. Place tablet under tongue for 30 seconds before swallowing.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$9.49

$10$20

Cheaper than 78% of 219 zinc supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

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