$30.00
Your discount applies with code HOLISTICLOVE.
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What it is
Vitamin C (ascorbic acid) delivered alongside plant polyphenols, closer to the way whole foods package it than an isolated ascorbic-acid tablet. Vitamin C is a water-soluble antioxidant and an essential cofactor the body cannot make, and the added polyphenols contribute their own antioxidant activity.
Why the evidence supports it
Vitamin C is one of the most thoroughly established nutrients there is, and its reach is unusually wide. The evidence firmly ties it to antioxidant defense, normal immune-cell function, and collagen synthesis -- and it is the classic cofactor for iron: it converts plant (non-heme) iron into the form the gut can actually absorb and helps move it into transport, which is why poor vitamin C status sits behind poor iron status, and why the two are paired for healthy iron levels. Beyond iron it is a cofactor across a long list of the body's enzyme reactions, from building connective tissue to making neurotransmitters. As a front-line electron donor it also buffers oxidative stress -- including the oxidative load that environmental stressors like EMF are studied to generate, an emerging but reasonable use for a water-soluble antioxidant the body cannot make itself. Pairing it with polyphenols mirrors how food delivers it. That is the cell's Maintain function in plain terms -- oxidative balance, immune work, iron handling, and connective-tissue upkeep -- kept to everyday-adequacy doses, not the mega-dose or IV-style claims, which are a different conversation.
What it supports
- Supports the body's normal antioxidant defenses
- Supports normal everyday immune function
- Helps the body absorb iron from plant foods
- Provides vitamin C alongside food-like polyphenols
Which function it supports
Ties to the cell's Maintain function -- vitamin C and polyphenols help buffer oxidative stress and support the immune cells' everyday work.
Learn the why behind this pillarHow it relates to your cells and mind
Every product here ties back to a specific job your body does. This one touches the functions below -- follow either link to see the mechanism in full, then dig into the studies.
What it is made of -- and the mechanisms behind it
Each ingredient acts on several of the body's functions. Taken together, this product touches these cell and mind functions -- follow any to see the mechanism in full.
The ingredients
Mechanisms drawn from our ingredient knowledge base (2 profiled ingredients). Structure and function only -- not a treatment claim.
What’s actually in it
Label revision label image on the product page, read 2026-09-11Transcribed from the manufacturer’s official Product Information Page, exactly as printed. Ingredient names that link open our research page for that ingredient, with the studies behind it.
| Amount per 2 capsules | Amount | % DV |
|---|---|---|
| Vitamin CAscorbic Acid | 800 mg | 890% |
| Polyphenol-CVinCare whole grape extract (Vitis vinifera), blueberry (Vaccinium uliginosum), cranberry (Vaccinium macrocarpon), blackberry (Rubus laciniatus, armeniacus, ursinus & fruticosus), raspberry (Rubus idaeus and/or stringosus), strawberry (Fragaria virginiana) | 80 mg | † |
- Servings per container:
- 90
- Other ingredients:
- Vegetarian capsules (hypromellose and water), bamboo extract.
Source: official Product Information Page . Amounts are the manufacturer’s, not ours. Structure and function only -- nothing here is medical advice, and nothing here may be used to diagnose, treat, cure, or prevent any disease.
The science on the ingredients
These studies are research on the ingredients and mechanisms in this product, not on the finished product itself, and they are shown for education. Nothing here is medical advice, and nothing here may be used to diagnose, treat, cure, or prevent any disease. Talk to your own provider about what is right for you.
- Effects of Vitamin C and/or E Supplementation on Glycemic Control and Cardiovascular Risk Factors in Type 2 Diabetes: A Systematic Review and Subgroup Meta-analysis.PubMed
Nutrition reviews · 2026
A meta-analysis of 52 trials in type 2 diabetes found vitamin C and/or E had similar effects on blood sugar control, but vitamin C alone or combined with E lowered systolic blood pressure, and the combination raised HDL.
- Effect of vitamin C supplementation on post-exercise recovery: A systematic review and meta-analysis of randomized double-blind placebo trialsPubMed
Clinical nutrition ESPEN · 2026
Vitamin C supplementation showed inconsistent effects on post-exercise inflammatory markers across limited trials, with low to very low evidence certainty.
- The effect of high-dose of vitamin C on mortality among aged patients with severe COVID-19: A systematic review and meta-analysisPubMed
Clinical and investigative medicine. Medecine clinique et experimentale · 2026
High-dose vitamin C showed no significant difference in mortality rates in elderly patients with severe COVID-19 infection.
- Effects of Vitamin C Supplements on Clinical Outcomes and Hospitalization Duration for Patients with Coronavirus Disease 2019 (COVID-19): A Systematic Review and Meta-AnalysisPubMed
Nutrition reviews · 2025
Vitamin C supplementation was associated with reduced severity and mortality in COVID-19 patients but did not shorten hospital stay.
- Oral vitamin C supplementation decreased low-density lipoprotein in adults on hemodialysis: A systematic review and meta-analysis.PubMed
Nutrition research (New York, N.Y.) · 2025
A systematic review found oral vitamin C supplementation decreased LDL cholesterol levels in adults undergoing hemodialysis, with further clarification of dosing needed.
- Efficacy of vitamin C supplementation during pregnancy in the prevention of preterm birth: a systematic review and meta-analysisPubMed
Revista brasileira de ginecologia e obstetricia : revista da Federacao Brasileira das Sociedades de Ginecologia e Obstetricia · 2025
Vitamin C supplementation alone or with vitamin E showed no significant effect on preterm birth prevention or neonatal outcomes.
Balanced by design -- we show supporting and contradicting findings. Search all studies
If you have had labs done
These are lab markers where this product's ingredients have measured evidence in our citation library. This is not a claim that the product will change your results -- the research attaches to the ingredient, and what a marker means depends on the whole picture. Each one links to its full entry, including what typically moves it and how to read it.
via Polyphenols (general) · 81 studies, 19 in people
Largely unabsorbed in the small intestine and metabolised by colonic bacteria -- which is why polyphenol supplementation shows up in microbiota-composition studies at all.
What people often notice when this marker sits outside the usual range
Higher: Generally favourable, and not a target to maximise for its own sake.
Lower: Bloating, irregular bowel habit, and food tolerance that narrows over time.
- Fecal Short-Chain Fatty Acids (SCFAs)solid evidence
via Polyphenols (general) · 81 studies, 19 in people
What people often notice when this marker sits outside the usual range
Higher: Very high fecal SCFAs may reflect malabsorption or rapid transit rather than a thriving microbiome.
Lower: Constipation or sluggish transit.
- Zonulin (serum and fecal)emerging evidence
via Polyphenols (general) · 13 studies, 4 in people
What people often notice when this marker sits outside the usual range
Higher: Bloating and abdominal discomfort that does not track neatly with any one food.
Lower: No symptoms; an intact barrier is the desired state.
Lab results are interpreted by a qualified clinician who knows your history. Nothing here diagnoses anything or replaces that conversation.
No product works in isolation
Every cell function above -- Sense, Exchange, Transform, Build, Maintain, Adapt -- needs the same broad base of optimal micronutrient levels running underneath it, all the time. Vitamin C with Polyphenols is not a stand-alone fix; it is one piece that plugs into that larger system. The foundation comes first, and this supports it.
Stacks well with
Pick your goal -- here is what Vitamin C with Polyphenols pairs with for each. Nothing works in isolation; these share the same systems.
For Immune
For Epigenetics
For Foundation Nutrition
Foundational, or targeted?
Not everything in the shop is meant to be taken forever. Some products here are foundational -- a daily nutrient base built for long-term, ongoing use. Others are targeted -- shorter-term support for a specific season, not a lifelong habit. If you are not sure which one this is, that is a fair question to ask us before you buy.
Learn more, on your terms
Do not take our word for it -- go read. Each topic below opens a pre-loaded search so you can explore the nutrient, the mechanism, or the device for yourself.
Search the full studies libraryHow to use it
Take with water, with or without food, once daily. Splitting the dose across the day can be gentler on the stomach if you take a larger amount. Follow the label.
Use code HOLISTICLOVE at checkout.
Where to get it
Ready when you are. This link takes you to the official, verified source for this product.
Get Vitamin C with PolyphenolsThe studies
See the research behind the science we point to.
Explore studiesThe blog
Plain-language reads on how it all fits together.
Read the blogOptimal nutrients are the definition of longevity
Long-term cell function depends on having what it needs, at the level it needs it, for as long as it needs it. That is the whole thesis behind everything we point you to here.
When you buy through our links, we earn a small commission -- and that is what funds all the free education here. It never costs you more. Products are not intended to diagnose, treat, cure, or prevent any disease.
Vitamin C with Polyphenols pairs vitamin C with plant polyphenols, the way whole foods tend to package it, rather than ascorbic acid on its own. It supports antioxidant defense and the normal, everyday work of the immune system. It fits people who want vitamin C closer to how food delivers it.
FAQ
What does Vitamin C with Polyphenols support?
It supports the body's normal antioxidant defenses and normal everyday immune function, helps the body absorb iron from plant foods, and provides vitamin C alongside food-like polyphenols.
How do I take it?
Take with water, with or without food, once daily. Splitting the dose across the day can be gentler on the stomach if you take a larger amount. Follow the label.
What makes it different?
Delivering vitamin C alongside polyphenols is closer to how you would get it from real food. It stays grounded at everyday doses rather than reaching for mega-dose or IV-style claims.