BioStacks
GNC

Calcium Citrate Soft Chews (Berries & Cream)

1 Soft Chew · 30 servings · $0.67/serving

38 / 100Poor

Score Breakdown

Formulation
68
Safety
54
Final score
38/100

Ingredients (3)

Calcium

100%

Dose

500 mg

Target

200–600 mg

Form

Standard

Vitamin D3

80%

Dose

800 IU

Target

1000–5000 IU

Form

Premium

Vitamin K-2

67%

Dose

60 mcg

Target

90–200 mcg

Form

Premium

Other Ingredients (13)

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.

Glucose SyrupSweetener

High glycemic load; source typically corn (generally gluten-free)

IsomaltSweetener

A poorly-absorbed sugar alcohol that can cause bloating, gas, and laxative effects at higher doses (EFSA notes laxative threshold for polyols). Tolerable for most, but cumulative across products.

Fruit Juice (unspecified)Colorant

Juice or juice concentrate used primarily for natural color and flavor in gummies

Natural FlavorsFlavor

Broad regulatory category of flavor constituents derived from natural sources. Composition is proprietary and not disclosed — 'Natural Flavors' can include several hundred different compounds depending on the target flavor profile, including hexane-extracted constituents and proprietary carrier solvents. 'Natural' is a regulatory definition (21 CFR §101.22), not a safety guarantee.

Milk (dairy)Food

Milk/dairy solids used as a food base.

Soy LecithinEmulsifier

Widely used emulsifier derived from soybeans

Citric AcidAcidulant

Natural acid derived from citrus fruits

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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.