- Uniquely broad mixture of valuable, active phytochemicals and plant extracts
- Siberian ginseng root extract with 1.8% eleutherosides
- Highly concentrated passion lower extract in a ratio of 10:1 with 4% flavonoids
- Rhodiola rosea extract with 3% rosavins and 1% salidrosides
- Hawthorn leaf extract with at least 25% flavones
- Thai ginger extract in a ratio of 5:1
- Bioidentical coenzyme Q10 as the patented premium active ingredient Kaneka Ubiquinol® and as ubiquinone
- Extract from larch extract with a high taxifolin content of 98%
- Vitamin B1 for normal heart function, potassium for normal muscle function and magnesium for electrolyte balance plus vitamin C, copper, iron and selenium
- With L-carnithine, taurine, GABA (gamma-aminobutyric acid) and cysteine
Rhythmocard
Complex
Potassium, Magnesium, Q10
Our functional blend contains vitamin B1 to support heart function, potassium for normal muscle function and magnesium for electrolyte balance. The formula is rounded off with 22 specifically selected valuable nutrients, phytochemicals and spices such as taxifolin, Siberian ginseng, passionflower, hawthorn and much more. Vegan. 120 capsules
- Premium complex blend with 22 hand-picked valuable nutrients, phytochemicals, plant extracts and oils as well as functinoal mushrooms and spices
- With thiamine for normal heart function, potassium for normal muscle function and magnesium for electrolyte balance.
- Broad spectrum of phytochemicals and plant extracts such as taxifolin, Siberian ginseng, passionflower, hawthorn, Rhodiola rosea extract and much more
- Encapsulated in highly pure HPMC capsules for easy intake
- Directions: Take up to 8 capsules daily with 200ml water with a meal
How are we different?
Our functional blend RhythmoCard with vitamin B1 (thiamine) for normal heart function, potassium for normal muscle function and magnesium for electrolyte balance is a carefully developed functional blend with a total of 22 specially selected vitamins, minerals, trace elements, antioxidants and phytochemicals. This premium complex contains a broad spectrum of valuable phytochemicals and plant extracts such as Rhodiola rosea extract with 3% rosavins and 1% salidroside, Siberian ginseng extract with 1.8% eleutherosides, passion flower extract, hawthorn, Thai ginger extract, lemon balm leaf extract and larch extract with a high taxifolin content of 98%.
In addition, the premium blend contains important selected nutrients: vitamin B1 as thiamine hydrochloride in high-purity quality, vitamin E from mixed tocopherols, high-quality vitamin C and magnesium as a combination of the two organic magnesium forms magnesium malate and magnesium citrate, iron and copper bound to amino acids as high-quality iron and copper bisglycinate for optimum bioavailability, as well as potassium citrate and selenium as sodium selenite. This complex is supplemented by coenzyme Q10 as ubiquinone, the oxidised form that can also be produced by the body itself, acetylated L-cysteine and L-carnitine as nature-identical, bioactive acetyl-L-carnitine and the amino acids taurine and GABA.
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.
- 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 100% 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 boxes made from safe, sustainable materials
- 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
Effects
Effects
According to the European Food Safety Authority (EFSA):
- Thiamine contributes to normal heart function.
- Potassium contributes to normal muscle function.
- Magnesium contributes to electrolyte balance.
Dosage
Dosage
Directions
Take up to 8 capsules daily with 200ml water with a meal.
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
Contents
Ingredients: Magnesium Citrate, Magnesium Malate, Glazing Agent: Hydroxypropyl Methylcellulose, N-Acetyl-L-Cysteine, Taurine, Siberian Ginseng Root Extract (Eleutherococcus senticosus), Potassium Citrate, Acetyl-L-Carnitine HCl, Vitamin E Powder (Tapioca Starch, Mixed Tocopherols), L-Ascorbic Acid, Passion Flower Extract (Passiflora caerulea), Coenzyme Q10, Rhodiola rosea Extract, Hawthorn Leaf Extract (Crataegus oxyacantha L.), trans-Resveratrol, Gamma-Aminobutyric Acid, Thai Ginger Extract (Alpinia galanga), Lemon Balm Leaf Extract, Iron Bisglycinate, Sodium Selenite Powder (Carrier: Calcium Carbonate, Sodium Selenite), Taxifolin-Rich Extract, Copper Bisglycinate, Thiamine Hydrochloride.
Contains: 120 capsules
| Nutrition Information per 8 Capsules | %NRV** | |
| Vitamin E | 66.7mg | 556 |
| Vitamin C | 200mg | 250 |
| Thiamine (Vitamin B1) | 1.1mg | 100 |
| Magnesium | 400mg | 107 |
| Copper | 0.5mg | 50 |
| Iron | 5.0mg | 36 |
| Selenium | 55µg | 100 |
| Taurine | 500mg | *** |
| NAC (N-Acetyl-L-Cysteine) | 500mg | *** |
| Acetyl-L-Carnitine | 200mg | *** |
| Coenzyme Q10 | 150mg | *** |
| GABA (Gamma-Aminobutyric Acid) | 100mg | *** |
| trans-Resveratrol | 100mg | *** |
| Taxifolin | 10mg | *** |
| Siberian Ginseng Extract | 300mg | *** |
| Passionflower Extract | 200mg | *** |
| Rhodiola Extract | 150mg | *** |
| Hawthorn Extract | 150mg | *** |
| Thai Ginger Extract | 100mg | *** |
| Lemon Balm Extract | 50mg | *** |
* Nutrient Reference Value
** no NRV established
Product Details
Product Details
| Production | Bottling 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 sustainable and food-safe boxes. |
| Capsules | Premium plant-based cellulose (HPMC): vegan & free from unnecessary additives such as carrageenans and PEG. |
| Packaging | Amber glass to protect against light and oxidation (free from plasticisers and BPA). |
| To Reuse | Remove product label by soaking the glass in warm water for 5 minutes. Glue residue can be removed with dish soap. |
Laboratory Tests
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
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: in everything we produce, we strive for 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, down to every last detail.








