Close Big menu

Learn everything from the production to the effect of the products.
If you have any questions, please contact us.


Strath products are also available in pharmacies, drugstores and health food stores.

Our products

Take a look behind the scenes at Bio-Strath and get to know us. For everything else, contact us.

Naturally more for your immune system and bones

Strath Original with vitamine D

Vitamin D in Strath Food Supplement

  • supports the immune system
  • contributes to the preservation of normal bones and teeth
  • contributes to normal uptake of calcium and phosphorus
  • helps maintain normal muscle function
  • is required for healthy growth and development of bones in children.
  • helps ensure the correct function of the immune system of children
Trading forms

Delivery time 1-3 working days

CHF 22.80

Strath Food Supplement with natural vitamin D is based on the fermented vitamin D herbal yeast. This high-quality dietary supplement is suitable for children, adults, pregnant women, nursing mothers, schoolchildren, professionals, sports enthusiasts and the elderly.

Take one teaspoon (5ml) three times a day before meals, either by itself or mixed with fruit or vegetable juices. Children from 12 months to 6 years of age should be given half this dose.

Active ingredients
Fermented herbal yeast
Natural vitamin D from herbal yeast

Plasmolysed vitamin D herbal yeast 83% (vitamin D yeast, fructose, dextrose, herbal blend), malt extract from barley 9%, orange syrup 5%, (sugar, water, orange juice concentrate), honey 3%.

Nährwerte pro 1 Tagesportion (15ml)
Energie: 205 kJ / 48 kcal, Fett: < 0.5 g, gesättigte Fettsäuren: 0 g, Kohlenhydrate: 10,3 g, Zucker: 9,8 g, Eiweiss: 1.1 g, Salz: 0 g

Nutritional values per 1 daily portion (15ml)
Energy: 205 kJ / 48 kcal, Fat: < 0.5 g, Saturated fatty acids: 0 g, Carbohydrates: 10.3 g, Sugar: 9.8 g,
Protein: 1.1 g, Salt: 0 g

A daily dose for adults of 15ml of Strath Food Supplement contains 6 µg or 240 I.U. of vitamin D.
The recommended daily allowance of 15 ml can be taken long-term. There is no risk of overdosing.

Keep the product out of the reach of children.
Store below 25 °C and consume within six months after opening.
Food supplements are no substitute for a varied and balanced diet and a healthy lifestyle.


Vitamin D - the sunshine vitamin

Strath's supplement with natural vitamin D is based on high-quality vitamin D herbal yeast. The vital nutrient-rich food supplement is suitable for children, adults, pregnant women, nursing mothers, students, professionals, athletes and older people. A balanced diet and vitamin D from Strath herbal yeast provide support during the months with little sunshine.

lactose free
Swiss product


More products for you

Strath Immun
200 tablets
Strath Iron
30 tablets
Strath Vitality
200 tablets
Strath Convalescence drops
Strath Original tablets
200 tablets
Strath Original

Bio-Strath knowledge

Find out more