The range now offers zinc yeast, which carries antioxidant benefits for hair, nails and skin, and B vitamins yeast, which includes seven B vitamins, which gives a similar boost to hair and skin.
Both also have anti-ageing and sun-protecting benefits.
The firm also sells Lalmin Se, which is based on inactivated whole cells of Saccharomyces cerevisiae yeast containing elevated levels of organically bound selenium. The European Food Safety Authority has ratified an Article 13.1 health claim that selenium promotes hair and nail health.