Performance Lab Vitamin C Review 2026: Worth the Price?
It's actually fine. — Mostly Legit
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"Citrus bioflavonoids amplify vitamin C effects"
Vinson et al. 2001 (cited in references) shows bioflavonoid synergy; dose in this product not disclosed.
PubMed: Vinson et al. 2001 (reference 8 on product page) -
"Vitamin C dose is clinically effective for immune support"
250mg is below clinical range (500-2000mg) for acute immune benefit; adequate for daily maintenance only.
Internal: dose comparison vs. PubMed clinical trials -
"NutriGenesis® is the world's most advanced vitamin C form"
No published independent clinical trials compare NutriGenesis® to standard ascorbic acid or liposomal forms.
Internal: literature search for NutriGenesis® head-to-head trials -
"Premium pricing justified by superior bioavailability"
Wholesale vitamin C costs $0.01-0.03/dose; this product ~$1.47/dose = 6-10x markup vs. Nature Made at $0.10-0.30/dose.
Internal: wholesale cost analysis and competitor pricing
Claims vs Evidence
MODEST2 of 6 claims supported by evidence.
"Bolstering immune defences"
Supported
Vitamin C supports immune cell production and antioxidant defense; evidence is strong for deficient populations.
Based on: Vitamin C (NutriGenesis®), Citrus Bioflavonoids
"Reducing risk of exercise-induced infections"
Partial
Vitamin C may reduce infection risk in athletes under heavy physical stress; effect modest in general population.
Based on: Vitamin C
"Accelerating muscle tissue recovery"
Partial
Vitamin C supports collagen synthesis and reduces oxidative stress; recovery benefit is modest and context-dependent.
Based on: Vitamin C
"Enhancing neurotransmitter action and protecting brain"
Partial
Vitamin C is a cofactor for neurotransmitter synthesis; brain protection claims are theoretical, not proven in humans.
Based on: Vitamin C
"Fortifying connective tissues via collagen formation"
Supported
Vitamin C is essential for collagen cross-linking; clinical evidence supports this mechanism.
Based on: Vitamin C
"The world's most advanced Vitamin C formula"
Stretch
NutriGenesis® is proprietary but lacks independent head-to-head clinical trials vs. standard forms.
Based on: NutriGenesis® technology
2 supported · 3 partial · 1 stretch
Ingredients
Based on peer-reviewed research from PubMed and Examine.com
Essential antioxidant vitamin. Evidence supports cardiovascular, immune, and kidney-protective benefits.
Research-backed dose: 200-2000 mg daily depending on health goal; IV doses up to 6g/day used in clinical settings
In this product: 250 mg (underdosed)
Plant compounds from citrus fruits with antioxidant and anti-inflammatory properties, but human evidence is limited.
Research-backed dose: No established dose from provided studies
In this product: Dose not disclosed
NutriCaps® Pullulan Capsule
Natural polysaccharide used mainly as a drug delivery shell or film-forming agent, not a standalone supplement.
Research-backed dose: No established dose for consumer supplements
In this product: not specified (capsule shell only)
Nu-FLOW® Rice Concentrate
A rice-derived flow agent used in capsules. No clinical evidence it provides health benefits.
Research-backed dose: No established dose
In this product: not specified (trace amount)
Essential antioxidant vitamin. Evidence supports cardiovascular, immune, and kidney-protective benefits.
Research-backed dose: 200-2000 mg daily depending on health goal; IV doses up to 6g/day used in clinical settings
In this product: Dose not disclosed
NutriGenesis® technology
Signals
- Shows actual ingredient doses
Research sources: PubMed · Examine.com
Analyzed product: https://performancelab.com/products/vitamin-c
Analysis generated: 2026-05-02 · Engine v1.0.0