The card does not name the season and lifestyle in which the supplement is most relevant. According to it, the product is intended for an additional intake of vitamins C and P in the daily diet; 1 tablet is taken 2–3 times a day with a meal or after it. It is important to keep to a varied, balanced diet and a healthy lifestyle – this is stated on the card.
General information (not a manufacturer's instruction): whether the supplement is needed for you is decided by a doctor.