With SIV’s Biome Balance Within and Biome Balancing Serum, your skin receives full-spectrum support that builds both resilience and balance - from the inside out. This is more than skincare. It’s a synchronized system that supports overall resiliency.

IMPROVES CLARITY & BALANCES OIL
Helps reduce non-cystic acne severity and sebum production for visibly clearer, more balanced skin.

SUPPORTS THE GUT–SKIN AXIS
Promotes microbial diversity and helps improve skin clarity by addressing the root of skin imbalance from within.

STRENGTHENS BARRIER FUNCTION
Fortifies skin barrier health, improves hydration retention, and supports elasticity for firm, supple skin.

The gut-skin axis is your body’s hidden beauty connection, linking a thriving gut microbiome to a radiant complexion. Science shows that a balanced gut can be game-changing, supporting clearer, more vibrant skin by harmonizing your microbial communities, regulating immune and inflammatory functions. This cutting-edge formula taps into the gut-skin axis with clinically studied, skin-active ingredients to nurture your microbiome and enhance your skin’s natural radiance.

Probiotic Blend: Spore-based Bacillus probiotics
- Produces beneficial metabolites and antimicrobials that support skin’s look and feel**
- Promotes the gut’s beneficial bacteria growth and suppresses nonbeneficial bacteria**
- Regulates systemic inflammatory responses to promote healthy, clear skin**

Golden Tomato Carotenoids: Lumenato™
- Clinically shown to increase the skin’s carotenoid content**
- Activates the skin’s defenses against UV and environmental stressors**
- Maintains healthy skin barrier strength and structure (e.g., collagen, ceramides)**
- Promotes skin elasticity, firmness, hydration, tone, and overall appearance**

Citrus Polyphenol Extract: MicrobiomeX®
- Supports digestive health and healthy gut barrier function**
- Positively alters gut microbiota, boosting beneficial bacteria growth**
- Promotes short-chain fatty acid (e.g., butyrate) production, promoting optimal skin pH, skin barrier health, and balanced inflammatory responses**

Vitamin K2: MenaquinGold®
- Promotes elasticity and firmness by regulating calcium in skin tissues**
- Antioxidant properties support healthy blood flow and tissue repair**
- Promotes balanced inflammatory responses**
- Fortifies the skin's natural barrier & structure**
Inside, beneficial bacteria in Biome Balance Within produce nourishing short-chain fatty acids that create an anti-inflammatory, immune-supportive environment. This balanced internal ecosystem supports the modulation of the immune response and sets the stage for clear, hydrated, and resilient skin.
Outside, Biome Balancing Serum harnesses your biology to support and strengthen your skin’s ecosystem at its foundation, helping to build resilience, support your skin barrier, and maintain a balanced skin microbiome.
Together, they deliver the complete resilience and balance approach:
- Harmonizes internal and external microbial communities
- Regulates inflammatory responses for calmer, clearer skin
- Fortifies barrier defenses while locking in essential moisture
- Promotes elasticity, firmness, and long-term skin vitality
When balance meets resilience, your skin doesn’t just look healthy-it thrives.

Ages 18+ Take 2 capsules per day with a meal or as recommended by your healthcare practitioner. This provides 290 mg of proprietary probiotics, 250 mg of citrus bioflavonoids (MicrobiomeX®), 10 mg of golden tomato carotenoids (Lumenato™), and 160 mcg of vitamin K2 as MK-7, MenaquinGold®. These dosages have been clinically studied and shown to be effective and safe. It's best to take this supplement containing a fat-soluble vitamin with a meal or snack containing healthy fat to maximize absorption in the digestive tract.
Yes, Biome Balance Within is generally considered safe during pregnancy. However, please consult your healthcare provider before starting any new supplement to ensure it's appropriate for your situation.
These capsules are free from 9 major allergens and contain no artificial colorings or flavorings.
- Tested for potency, purity, and safety
- Solvent-free during production
- Soy-free
- Dairy-free
- Non-GMO
Yes! Using these products together is our complete approach to resilience. With SIV’s Biome Balance Within and Biome Balancing Serum, your skin receives full-spectrum support that builds both resilience and balance - from the inside out.
No, this product is only sold within the US.