Collagen, seaweed and the nutrients that reverse skin ageing – with Dr Craig Rose episode artwork

EPISODE · Mar 18, 2026 · 14 MIN

Collagen, seaweed and the nutrients that reverse skin ageing – with Dr Craig Rose

from Age Better with Liz Earle

We spend a fortune on what goes on our skin, but Liz has long believed that what goes in matters just as much, if not more.In this episode, she talks to Dr Craig Rose, marine biologist and founder of Doctor Seaweed, about the nutrients that midlife women are chronically short on, and what that deficiency is quietly doing to our skin, metabolism, and brains.This episode is sponsored by Doctor Seaweed who are offering listeners of the show 20% off purchases at doctorseaweed.com when you use the code LIZLOVES at checkout.In this episode:-What iodine is and why many women aren't getting enough-Why iodine is so important for thyroid health - and what happens when levels are low-The energy skin, hair, nails, and metabolism benefits of optimal iodine levels-Why seaweed is one of the most natural and sustainable sources of iodine-Why collagen declines with age and how supplementation can support skin, hair, nails, and more-What to look for in a high quality collagen supplementLinks mentioned:·     Doctor Seaweed Collagen+·     Take the 20-second iodine quizMore from Craig·     Follow Doctor Seaweed on Instagram·     Listen to the Diving Deep podcastGet in touch with a question for Liz:Email: [email protected]: 07518 471 846 More from Liz:Preorder Liz’s new book, How to AgeA Better Second Half Follow Liz on InstagramFollow Liz Earle Wellbeing on Instagram Some links may be affiliate links, which help support the show at no extra cost to you. Read our Affiliate Policy for more information.  Hosted on Acast. See acast.com/privacy for more information.

Episode metadata supplied by the publisher feed · Published Mar 18, 2026

We spend a fortune on what goes on our skin, but Liz has long believed that what goes in matters just as much, if not more.In this episode, she talks to Dr Craig Rose, marine biologist and founder of Doctor Seaweed, about the nutrients that midlife women are chronically short on, and what that deficiency is quietly doing to our skin, metabolism, and brains.This episode is sponsored by Doctor Seaweed who are offering listeners of the show 20% off purchases at doctorseaweed.com when you use the code LIZLOVES at checkout.In this episode:-What iodine is and why many women aren't getting enough-Why iodine is so important for thyroid health - and what happens when levels are low-The energy skin, hair, nails, and metabolism benefits of optimal iodine levels-Why seaweed is one of the most natural and sustainable sources of iodine-Why collagen declines with age and how supplementation can support skin, hair, nails, and more-What to look for in a high quality collagen supplementLinks mentioned:·     Doctor Seaweed Collagen+·     Take the 20-second iodine quizMore from Craig·     Follow Doctor Seaweed on Instagram·     Listen to the Diving Deep podcastGet in touch with a question for Liz:Email: [email protected]: 07518 471 846 More from Liz:Preorder Liz’s new book, How to AgeA Better Second Half Follow Liz on InstagramFollow Liz Earle Wellbeing on Instagram Some links may be affiliate links, which help support the show at no extra cost to you. Read our Affiliate Policy for more information.  Hosted on Acast. See acast.com/privacy for more information.

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Collagen, seaweed and the nutrients that reverse skin ageing – with Dr Craig Rose

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How long is this episode of Age Better with Liz Earle?

This episode is 14 minutes long.

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This episode was published on March 18, 2026.

What is this episode about?

We spend a fortune on what goes on our skin, but Liz has long believed that what goes in matters just as much, if not more.In this episode, she talks to Dr Craig Rose, marine biologist and founder of Doctor Seaweed, about the nutrients that midlife...

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