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Our co-founder Karissa Mather has 20-plus years’ experience working for some of the most famous names in beauty, health and wellness but her interest in gut health began well before her career did. Now, she is devoting her passion and experience to Optima.

Karissa shares her reflections and survival tips for the challenging-yet-exhilarating journey of start-up business.     

It's hard not to get immersed in the festivities over December and January. With summer, Christmas, party and holiday season upon us, we can quickly forego our healthy habits. Optima co-founder Cate Lilja explains the key ingredients needed to heal your gut after you’ve over-indulged.

Stomach upsets can really hinder your holiday fun. A change of environment, new foods, varying climates, even drinking the water can have an impact. Cate shares some helpful tips on how to maintain a healthy gut while travelling.

The connection between gut and skin health is undeniable. If you’re eating for healthy skin, you must start by feeding your gut microbiome. Optima co-founder Cate Lilja explains the best foods to eat for a healthy gut and beautiful skin.  

Did you know the gut is capable of producing 90 per cent of the serotonin in the body? The importance of gut health is huge: it impacts your mood and overall well-being, so don’t wait to feel unwell before understanding the gut wellness connection. Optima co-founder Cate Lilja shares her knowledge.

Cate Lilja, co-founder of nutriceutical company Optima Nutricosmetics, explains how to incorporate gut health practises and daily self-care into a busy schedule. 

We all love to let loose on holidays, though maintaining some gut balance will mean you really relish your vacation and avoid feeling unwell. Optima co-founder Cate Lilja explains how to have a healthy gut while still enjoying your trip.

When The Wayward beauty editor and new mum Sarah Tarca tried Optima, she knew the product had some work to do: “Never has there been a tougher test subject than someone who has replaced skin care with baby vomit for a year,” she writes. Still, Optima rose to the challenge, imparting healthy, glowing skin and some much-needed vitality.

What is collagen? What are the different types of collagen? What are the best collagen supplements? Cate offers the answers to these very common questions, explaining which collagen type and form you should be taking for good skin health.