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How Gut Health Supports Glowing Skin, Hair and Nails

Your gut could be the secret to radiant skin, shiny hair and strong nails. Discover tips, foods, and supplements to support beauty from within.

How Gut Health Supports Glowing Skin, Hair and Nails
  • Health advice
  • 5 min read
  • May 16, 2025

If you’re chasing that elusive healthy glow, it might be time to look beyond the beauty cabinet and into your gut. Research shows that when we support digestion and gut microbiome balance, the skin clears, the hair strengthens, and the nails stop splitting. It's a full-body affair, and the gut is ground zero.

The Gut–Skin Axis

The gut–skin axis refers to the complex communication between the gastrointestinal tract and the skin. Imbalances in gut flora are strongly linked to inflammatory skin conditions such as acne, eczema and rosacea. Chronic bloating, irregular bowels, food sensitivities, and even fatigue could be whispering (or shouting) that your gut is under stress, and that stress often shows up on the surface too.
Here’s the good news: by healing and supporting the gut, you can foster resilience and radiance that no serum can deliver on its own.

 

Gut-Loving Foods That Promote Outer Radiance

Your kitchen might just be the best place to start your beauty routine. Here are our favourites:
  • Fermented foods – Think sauerkraut, kefir, miso and kimchi. These naturally boost probiotics and help balance gut flora.
  • Bone broth – Rich in collagen, glycine and glutamine, all of which support gut lining integrity and skin elasticity.
  • Zinc-rich foods – Pumpkin seeds, lentils, and oysters assist with skin healing and help regulate oil production.
  • Vitamin C sources – Citrus, capsicum and kiwi fruit enhance collagen synthesis.
  • Turmeric & ginger – Anti-inflammatory powerhouses that support gut and skin health at the same time.


Supplement Support Tips

  • Probiotics. A high-quality multi-strain probiotic supports microbiome diversity and reduces gut inflammation.
  • Marine or Bovine collagen. Both forms promote dermal hydration and elasticity: marine may be better absorbed, but bovine contains types I and III collagen, essential for skin and hair.
  • Silica (from bamboo extract or horsetail). Crucial for collagen cross-linking and connective tissue integrity.
  • NMN (Nicotinamide Mononucleotide). A longevity superstar that supports cellular repair and enhances skin smoothness and elasticity over time.
  • Resveratrol. Found in red grapes, this antioxidant helps combat oxidative stress that accelerates skin ageing.
  • Zinc and Biotin. These two are foundational for hair growth and nail strength.

 

Our Go-To's

  • Improves Skin Elasticity
  • Supports Joint Health
  • Supports intestinal lining integrity and digestion
  • Supports the health and strength of hair, skin, nails, bones and cartilage
  • Nutritional support for collagen formation
  • Provides symptomatic relief of mild to moderate acne when applied topically
  • Relieves the symptoms of acne
  • Reduces skin redness
  • Improves healthy skin flora
  • Supports healthy ageing
  • Supports healthy mood & sleep
  • Supports healthy metabolism & energy production
  • Regulates cellular repair & gene expression
  • Natural detoxifier 
  • Supports your body against free radicals
  • Fight oxidative stress and inflammation
  • Bioavailable formula 
  • Promotes a healthy skin barrier
  • Rich in essential fatty acids
  • Reduces dryness, itching and inflammation
  • Long-lasting hydration

 

Simple Lifestyle Changes That Go a Long Way

Radiant skin, lush hair and strong nails are about sustainable wellbeing. Here are some easy-to-adopt shifts that will support your gut and, in turn, your outer glow, in the long-term:
  • Drink plenty of filtered water and herbal teas. Hydration from within is one of the most underrated beauty strategies. Herbal teas like nettle, calendula, and peppermint can also offer anti-inflammatory and detoxifying benefits.
  • Reduce sugar intake. Excess sugar fuels inflammation and throws off the balance of gut bacteria, often showing up on your skin as breakouts, dullness or premature ageing. Swap sugary snacks for fresh fruit, and watch how your skin responds.
  • Limit alcohol and caffeine. Both can irritate the gut lining, disrupt the microbiome, increase systemic inflammation, and dehydrate the body, none of which your skin will thank you for.
  • Ditch the late-night snacking. Giving your gut a break overnight (ideally 12–14 hours) helps it rest and repair, which benefits digestion.
  • Manage stress. Chronic stress alters gut motility and microbiota diversity. Breathwork, meditation, or even a walk in nature makes a real difference.

References:

  1. Salem, I., et al. (2018). The gut microbiome as a major regulator of the gut-skin axis. Frontiers in Microbiology, 9, 1459.
  2. Choi, F. D., et al. (2019). Oral Collagen Supplementation: A Systematic Review of Dermatological Applications. Journal of Drugs in Dermatology, 18(1), 9–16.
  3. Martens, C. R. et al. (2018) Chronic nicotinamide riboside supplementation is well-tolerated and elevates NAD+ in healthy middle-aged and older adults. Nature Communications. 1286 (2018).
  4. Roudsari, M. R., et al. (201). Health effects of probiotics on the skin. Critical Reviews in Food, Science and Nutrition, 55(9):1219-40.

 

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