OPC 400 Ultra
Complex + C

4-MONTH SUPPLY

SKU
N4180CGB
Our premium, full-spectrum OPC complex from grape seed and pine bark extracts offers high-dose OPC at 400mg per capsule. The extracts of white Chardonnay grape seeds from France and pine bark from wild-growing pines supply the full OPC spectrum. With the addition of 50mg of premium vitamin C derived from non-GMO corn. Extractions performed with water and food-grade ethanol only. Vegan, no unnecessary additives. Does not contain magnesium stearate, methanol or ethyl acetate. 120 capsules
  • Premium complex of the 2 most OPC-rich plants plus vitamin C
  • High-dose OPC: 400mg of full-spectrum OPC per capsule
  • Grape seed extract derived from French Chardonnay grapes, pine bark extract derived from wild-growing pine
  • Plus: vitamin C derived from non-GMO corn (final product is free from corn)
  • Our most concentrated vitamin C (99%+)
  • Vitamin C contributes to energy, cell protection and collagen formation as well as supporting the nerves and immune system
  • Highly pure extraction of the phytochemicals, obtained using only water and food-grade ethanol
  • 100% free from solvent residues
£14.90
120 capsules
Bundle -5%

Delivery: 4–5 working days

Incl. VAT, excl. shipping

SKU
N4180CGB
£170.68 / 1kg
In stock
OPC 400 Complex Ultra + C

Premium Bioactive Ingredients

  • High-dose complex: 400mg of bioactive OPCs per capsule
  • From the most OPC-rich sources: grape seeds and pine bark
  • Grape seed extract derived from French Chardonnay grapes, pine bark extract derived from wild-growing pine
  • Highly concentrated plant extracts with over 95% polyphenols
  • Highly pure extracts obtained using water and food-grade ethanol; no chemical residues such as methanol, ethyl acetate, acetone or N-hexane
  • Optimal synergy achieved through the addition of highly concentrated vitamin C (purity of over 99%)
  • Obtained from non-GMO corn through a complex, highly pure manufacturing process
  • Final product is free from both corn and fructose and contains no solvent residues
  • Extracts contain 77.6% and 66.3% OPC respectively, according to the most reliable test available (HPLC)
  • OPC content in the grape seed extract confirmed by the TU Braunschweig via HPLC testing
OPC 400 Complex Ultra + C

How are we different?

The quality of OPC products can vary greatly. Although polyphenols are a large family of compounds, of which OPCs make up just a fraction, some manufacturers misleadingly report the polyphenol content rather than the OPC content. When the OPC content is reported, the actual content can lie between 30% and 90%. Moreover, common laboratory tests such as the DMAC or vanillin test sometimes yield misleading or inflated OPC values of up to 400% of the actual OPC content. Especially important to note when considering OPC products is the content of bioactive di- to pentamers, which should ideally be between 10–20%. A comprehensive analysis of these values is only possible with the HPLC method, which we conduct regularly for our products in cooperation with the TU Braunschweig (Technical University of Braunschweig).

Unlike many other OPC supplements, our OPC 400 Ultra is obtained using water and food-grade ethanol, without the use of other chemical solvents. The resulting extracts are highly pure and completely natural; they have never come into contact with the usual chemical solvents such as N-hexane. All of our products are guaranteed free from additives such as maltodextrin and peanut powder, which many manufacturers add but which unfortunately do not need to be disclosed on product labelling.

In order to increase potency and maximise purity levels, we look for the highest possible OPC content when sourcing our raw materials. Both of our extracts contain at least 95% polyphenols. While many manufacturers confound polyphenols with OPCs, the manufacturer of our raw materials has also provided us with the actual OPC content for each of our extracts: 77.6% for the grape seed extract and 66.3% for the pine bark extract. We then tested our grape seed extract via the HPLC test to break down the mono-, di-, tri-, tetra-, penta- and polymers: not including the monomers (which are not counted as OPCs), the pure OPC content was shown to be about 77.5%. The same laboratory test is not yet available for pine bark extracts, but the TU Braunschweig is currently developing a new method upon our request which breaks down pine bark extracts according to their individual polymers.

The 99%+ concentrated vitamin C is produced by a complex, highly pure manufacturing process from non-GMO corn and acts as a synergistic complement to our OPC.

For the capsule shells we use custom-made HPMC capsules that, unlike most other HPMC and pullulan capsules on the market, are 100% free from controversial additives such as carrageenans and PEG. We then package this product in environmentally friendly amber glass.

True Clean Label

truecleanlabel

  • Premium active ingredients in their purest form, sourced directly from the world’s best producers
  • Select raw materials as the basis of all our formulations
  • Our commitment: complete avoidance of all unnecessary additives, technical excipients and chemical extraction agents
  • If additives are needed, valuable natural ingredients are prioritised
  • Voluntary disclosure of every ingredient
  • In-house production to achieve our high standards of purity and quality
  • High-quality custom production of liquid products and (functional) foods as well as tablets by selected partners
  • Packaging and encapsulation in Germany and the EU according to HACCP, GMP and ISO 22000:2018 standards
  • Independent laboratory tests available on the product page
  • Vegan capsule shells without PEG or carrageenans
  • Amber glass or high-quality, resealable bags featuring an aroma barrier to protect against oxidation and contamination used for packaging
  • Storage in amber glass or product-specific, food-safe containers according to EC 10/2011
  • Shipping in recycled boxes
  • All products 100% free from magnesium stearate, nanoparticles (no legal opportunism), titanium dioxide, genetic engineering and artificial colours and flavours
  • Sugar or sweeteners deliberately added only when necessary, such as for functional or product-specific reasons

OPC

OPCs (oligomeric proanthocyanidins) are a type of flavonol consisting of catechin and epicatechin polymers. Proanthocyanidins are among nature’s most powerful antioxidants and are found in a wide range of fruits and plants, including in the seeds and skins of grapes as well as in berries, citrus fruits and the protective bark layer of trees.

For a long time, the only oligomeric proanthocyanidins considered bioactive were dimers and trimers (i.e., oligomers with 2 and 3 units). However, increasing doubts have resulted in a new appreciation for the complex relationship between all the ingredients found in grape seed and pine bark extracts. Both pine bark and grape seeds contain large amounts of OPC, each with a different spectrum of proanthocyanidins. Grape seed extract, but not pine bark extract, contains significant amounts of the important proanthocyanidin B3-3'-O-gallate, while pine bark extract contains high amounts of taxifolin; only when combined do the two extracts offer a full range of effects.

Each capsule also contains 50mg vitamin C; this vitamin is naturally occuring in pine bark, grapes and other sources of oligomeric proanthocyanidins. OPCs are not particularly bioavailable, so combining them with vitamin C can be very helpful.

According to the European Food Safety Authority (EFSA):

Vitamin C contributes to:

  • The reduction of tiredness and fatigue
  • Normal cognitive function
  • The regeneration of the reduced form of vitamin E
  • Normal energy metabolism
  • Normal immune system function
  • The normal function of the nervous system
  • Protecting cells against oxidative stress
  • Normal collagen formation for normal blood vessel function
  • Normal collagen formation for normal bone function
  • Normal collagen formation for normal cartilage function
  • Normal collagen formation for normal dental function
  • Normal collagen formation for normal gum function
  • Normal collagen formation for normal skin function
  • Iron absorption
  • Maintaining normal immune system function both during and after intense physical activity

Dosage

Directions

Take 1 capsule (400mg OPC + 50mg vitamin C) daily with food and 200ml water.

Food Supplement

Do not exceed the recommended daily intake. Food supplements are not a substitute for a balanced, varied diet and healthy lifestyle. Keep out of reach of young children.

Storage

Store in a cool, dry place away from direct sunlight and heat.

Contents

Ingredients: Pine Bark Extract (Pinus massoniana Lamb), Grape Seed Extract (Vitis vinifera L.), Capsule Shell (Hydroxypropyl Methylcellulose), L-Ascorbic Acid.

Nutrition Information per Capsule%NRV*
Grape Seed Extract257.6mg**
of which OPC200mg**
Pine Bark Extract301.7mg**
of which OPC200mg**
Vitamin C50mg62.5

* Nutrient Reference Value
** no reference available

Per capsule: 400mg OPC + 50mg vitamin C + 3.6mg bioflavonoids & lipids
Per jar: 48,000mg OPC + 6,000mg vitamin C

vegan
lactose free
gluten free
soya free
non-GMO
produced by fermentation
100%
amber glass
verified capsules
cruelty free
made in the EU
no additives
high-quality manufacturing
True Clean Label

Product Details

ProductionBottling and encapsulation in the EU according to HACCP, GMP and ISO 22000:2018 standards. In-house capsule production in Europe.

High-quality custom production of liquid products and (functional) foods for sports and everyday use. Production of tablets by selected partners according to HACCP / GMP standards.

Storage in amber glass or product-specific, food-safe containers according to EC 10/2011.

Shipping in recycled boxes.
CapsulesPremium plant-based cellulose (HPMC): vegan & free from controversial additives such as carrageenans and PEG.
PackagingAmber glass to protect against light and oxidation (free from plasticisers and BPA).
To ReuseRemove product label by soaking the jar in warm water for 5 minutes. Glue residue can be removed with dish soap.

Laboratory Tests

The purity of our formulas is important to us. This is why we have both our raw ingredients as well as our finished products extensively tested by independent laboratories to confirm purity and active ingredient content. Here, we have provided the results of some of the tests carried out on this product.

Sunday Natural

Our philosophy

For thousands of years, cultures all over the world have been using a variety of plants and nutritious foods to naturally foster vitality and good health.

With our products, we try to emulate this ancient wisdom as much as possible.

Consequently, our philosophy is simple: everything we do meets the highest standards of quality and purity, with a focus on organic and natural ingredients.

We follow this philosophy with meticulous care on all levels and down to every last detail.

Learn more.

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