Vitamins I Antiox
Essentials Forte

B, C, Q10 & More

This premium, high-dose multivitamin provides all the water-soluble vitamins (vitamin C and an extended B complex), combined with select antioxidants and phytochemicals (Q10, OPC, green tea extract and resveratrol) and superfoods (including wheatgrass, barley grass, kale, blueberry and rosehip). Vitamins I Forte supplies an extremely wide spectrum of bioactives and is particularly rich in phytochemicals and polyphenols. Expertly composed from premium natural plant extracts and bioactive ingredients. 90 capsules
  • Premium multivitamin composed of the highest-grade active ingredients from all over the world
  • Uniquely wide spectrum of bioactives
  • High dosage: far exceeds the minimum daily requirements for vitamin C and the entire vitamin B complex
  • Vitamin C Plus Complex (PureWay-C®, acerola with 30% vitamin C, citrus bioflavonoids and berry polyphenols)
  • Bioactive B Complex (including B12 MH3A®, Folate Complex Ultra, P5P, betaine and CDP-choline)
  • Plus antioxidants: OPC, resveratrol, green tea extract and coenzyme Q10
  • Plus: wheatgrass and barley grass
  • Plus: superfood blend of roots, fruits and vegetables
  • Rich in secondary phytochemicals: polyphenols, catechins and carotenoids
  • Pure active ingredients, no additives
  • 100% vegan
90 capsules

Delivery : 1–3 business days

Incl. VAT, excl. Shipping

€322.12 / 1kg
In stock

Premium Bioactive Ingredients

  • Natural plant extracts + Premium bioactive ingredients
  • Uniquely wide spectrum of bioactives
  • High dosage: far exceeds the minimum daily requirements for all water-soluble vitamins
  • Premium Vitamin C Plus Complex
  • Enhanced vitamin B complex with choline, betaine and inositol
  • Plus antioxidants: OPC, resveratrol and coenzyme Q10, Polyphenols from from berries, green tea extracts
  • Plus nutritious algae: wheatgrass and barley grass in premium raw quality from Utah, USA
  • Plus: natural superfood powder from fruits and vegetables, cultivated without the use of plant protection products
  • Rich in secondary phytochemicals
  • Vitamin C Plus Complex: PureWay-C®, with plant-based fatty acids, and acerola cultivated without the use of plant protection products
  • Embedded in a phytochemical matrix of berry polyphenols and citrus bioflavonoids
  • Bioactive B complex made from premium ingredients
  • Vitamin B12 from our MH3A® formula, containing all 3 natural cobalamins
  • Folate from our folate complex: Quatrefolic® and Magnafolate® Pro
  • Includes the cofactors betaine/TMG, CDP-choline and myo-inositol
  • OPC from a highly purified water extract of premium French grape seeds
  • Patented Veri-te™ resveratrol from Switzerland (98%+ trans-resveratrol), derived from fermentation
  • SuperGreens blend: broccoli and kale
  • Pure active ingredients: no additives, non GMO, 100% vegan

How are we different?

Essentials Vitamins I Forte delivers well-rounded, high dosage nutrition. It supplies all the water-soluble vitamins, important antioxidants and phytochemicals, as well as a potent superfood blend.

Vitamins I Forte is much more than just a multivitamin: this supplement represents a comprehensive approach to nutritional care, in harmony with nature. Vitamins I Forte offers a rich supply of naturally sourced nutrients, embedded within a complex of superfoods and a wide variety of secondary phytochemicals. As a result, it provides a wider spectrum of bioactives than a typical multivitamin.

The Sunday Natural Essentials line is carefully formulated to ensure a harmonious equilibrium of ingredients and a balanced supply of nutrients. We are mindful of the composition of this product as an unbalanced multivitamin can lead to relative deficiences and imbalances.

All of our multinutrients are composed of select active ingredients that we have been researching over the past five years and sourcing from all over the world. Our products stand out for their noticeably high quality and reflect our commitment to natural ingredients over synthetic ones.

This high-dose version of Vitamins I remains a nutritious combination of natural plant extracts and pure, bioactive compounds with wide structural diversity, rounded out with natural cofactors and phytochemicals. Contains: vitamin C from our unique Plus Complex with vitamin C from PureWay-C®, a premium active ingredient, and from acerola, embedded in a phytochemical matrix of camu camu, rosehip, berry polyphenols and citrus bioflavonoids. An enhanced vitamin B complex obtained from sprouted buckwheat, guava extract and bioactive coenzyme forms—vitamin B6 in the form of P5P, vitamin B12 from our MH3A® formula containing all 3 natural cobalamins and folate from our folate complex, a combination of Quatrefolic® with Magnafolate® Pro. OPC from a highly purified water extract of premium French grape seeds. Catechins from an extract of fresh green tea. Highly active Veri-te™ resveratrol from fermentation. Coenzyme Q10 from fermentation. Raw, phytochemical-rich grasses (wheatgrass and barley grass) from Utah. All embedded in a matrix of nutrient-rich broccoli and kale.


  • Premium active ingredients in their purest form
  • Sourced directly from the world’s best producers
  • Our select raw materials are the basis of all our formulations
  • Complete avoidance of all unnecessary additives and adjuvants
  • Exclusive use of valuable natural ingredients for additives
  • We voluntarily declare all ingredients
  • All extractions performed without the use of chemical solvents
  • Custom production when necessary, in order to achieve the highest possible level of purity
  • Independent laboratory testing available on product pages
  • Raw materials sourced only from premium suppliers who are committed to fair working conditions
  • Amber glass and compostable pouches used for packaging
  • Vegan capsule shells, free from PEG and carrageenans
  • Packaged in the EU according to HACCP, GMP and ISO 22000:2018 standards
  • Stored in non-toxic containers
  • Shipped in mineral oil-free boxes
  • All products guaranteed 100% free from magnesium stearate, silicon dioxide, nanoparticles (no legal opportunism), genetic engineering, artificial colours and flavours, titanium dioxide and added sugar & sweeteners


Recommended Dosage

Take 3 capsules with 200ml water daily.

Daily Requirements

Meets daily requirements for vitamin C and all B vitamins.

Food Supplement

Do not exceed the recommended dose. Food supplements cannot replace a balanced and varied diet. Keep out of reach of children.


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


Ingredients: Vitamin C (from PureWay-C®, with citrus bioflavonoids and plant-based fatty acids, Polyphenol-C®, with berry polyphenols, and acerolaᛡ), Nicotinamide, Coenzyme Q10 Ubiquinone⤉, Thiamine HCl, Grape Seed Extract, Green Tea Extract, Riboflavin 5'-Phosphate Sodium, CDP-Choline, Calcium D-Pantothenate, Para-Aminobenzoic Acid, Myo-Inositol, Trimethylglycine (TMG)/Betaine, Pyridoxal-5'-Phosphate, Wheatgrass Juiceᛡ, Barley Grass Juiceᛡ, Broccoli, Kale, Resveratrol⤉, Chinese Yam, D-Biotin, Vitamin B12 (MH3A®: Methylcobalamin, Adenosylcobalamin, Hydroxocobalamin), L-5-Methylfolate (from Quatrefolic® and Magnafolate® Pro).
ᛡ freeze dried ⤉ from fermentation
Capsule shells: Hydroxypropyl Methylcellulose.
Contains: 90 capsules

Ingredients/3 Capsules % NRV*
Vitamin C Complex Plus  
Vitamin C (from PureWay-C®, Polyphenol-C® and Acerolaᛡ) 800mg 1,000%
Acerolaᛡ* 30mg -**
Berry Polyphenols 45mg -**
Citrus Bioflavonoids 7.5mg -**
Vitamin B Complex Bioactive Plus    
Vitamin B1 (Thiamin HCl) 100mg 9,091%
Vitamin B2 (bioactive) 50mg 3,571%
Vitamin B3 (bioactive) 300mg 1,875%
Vitamin B5 (bioactive) 50mg 833%
Vitamin B6 (in the form of P5P, bioactive) 25mg 1,786%
D-Biotin (bioactive) 1,000µg 2,000%
Folate Complex
(from Quatrefolic® and Magnafolate® Pro, bioactive)
800µg 400%
Vitamin B12
(from MH3A®: methyl-, hydroxo-, adenosylcobalamin)
800µg 32,000%
CDP-Choline (bioactive) 50mg -**
Myo-Inositol (bioactive) 50mg -**
Betaine/TMG (bioactive) 50mg -**
Coenzyme Q10⤉ 100mg -**
OPC (from Chardonnay grapes) 100mg -**
Green Tea Extract 100mg -**
     of which catechins 70mg -**
     of which EGCG 46mg -**
Resveratrol⤉ 20mg -**
Chinese Yam Powder 20mg -**
Wheatgrass Juiceᛡ, Barley Grass Juiceᛡ*, Broccoli, Kale 100mg -**

⤉ from fermentation
ᛡ freeze dried

* Nutrient Reference Value
** no reference available

Product Details

German Pharmaceutical Number (PZN) 16680190
Production In-house production in Europe, bottling and encapsulation in the EU according to HACCP, GMP and ISO 22000:2018 standards
Finished products packaged in amber glass jars and stored in non-toxic containers
Shipping in mineral oil-free boxes
Capsules Plant-based cellulose (HPMC). Vegan
Premium HPMC quality: Free from controversial additives such as carrageenans and PEG
Packaging Amber glass jar to protect against light and oxidation (free from plasticisers and BPA)
To Reuse Remove 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 medicinal plants and nutritious foods to naturally foster and maintain 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; our focus is 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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