On this page
Product and offer materials
Four image files were supplied for this project; two front product images are visually identical. The front artwork, transparent product image and pricing promotion support the capsule-count and advertised-cost observations. A Supplement Facts image was not supplied.
Nerve Fresh seller page — seller statements, advertised ingredient names and offer inconsistencies. Marketing is not independent efficacy evidence.
Health and ingredient sources
- NCCIH: Passionflower — public-health summary of passionflower research and precautions.
- PLOS ONE: The Antinociceptive Properties of the Corydalis yanhusuo Extract (2016) — primary research in mice; not a finished-product human trial.
- EMA: California poppy assessment — agency assessment of specified California poppy preparations and traditional use.
- EMA: Marshmallow root assessment — agency assessment with throat and digestive indications.
- NIDDK: Peripheral Neuropathy — diabetic peripheral-neuropathy context; not a Nervefresh assessment.
- FDA: Questions and Answers on Dietary Supplements — supplement regulation and labeling context.
How to interpret a reference
The citation supports the nearby statement within the source’s scope. A seller source establishes what is advertised. A scientific paper establishes what was studied. Neither automatically settles suitability for a particular reader. Use the evidence guide to distinguish these questions.
Research limits
Search results were sampled across review, ingredient, safety, complaint and purchase intents. We did not conduct a systematic review, verify every indexed page, authenticate testimonials, measure search positions, purchase the product or test a return. No product trial was verified in the sources accessed.
Source access dates are not source publication dates. Dynamic offers may change after this review. The methodology page explains how the website handles those limits.