Rosacea Protocol

DermatologicalEmerging Evidence

supplements

Primary

Supporting

Grade A

Studies

Primary Stack

Core supplements with strongest evidence

ZincB

30mg daily

Reduces inflammatory cytokines and supports skin barrier repair through metalloproteinase inhibition

↓Rosacea Symptoms

3 studies118 participants

Supporting Studies (2)

PMID: 16637072 - Zinc sulfate in treatment of rosacea (2006)PMID: 17456541 - Zinc supplementation for rosacea (2007)

Omega-3 Fatty AcidsC

2000mg EPA/DHA daily

Reduces inflammation via EPA/DHA competition with pro-inflammatory arachidonic acid pathways

2 studies65 participants

Supporting Studies (1)

PMID: 29906833 - Essential fatty acids and skin health (2018)

Supporting Stack

Additional supplements for enhanced results

Probiotics (Lactobacillus)C

10 billion CFU daily

Modulates gut-skin axis, reducing systemic inflammation that triggers facial flushing

2 studies80 participants

Supporting Studies (1)

PMID: 31284694 - Gut microbiome in rosacea (2019)

Niacinamide (Vitamin B3)C

500mg daily (or topical 4%)

Strengthens skin barrier function and reduces transepidermal water loss

2 studies50 participants

How This Protocol Works

Simple Explanation

Rosacea involves chronic inflammation of facial blood vessels and skin, often connected to gut health and immune dysregulation. This protocol targets the gut-skin axis and inflammatory pathways.

•Zinc acts as the foundation by directly reducing skin inflammation and inhibiting enzymes that break down collagen. Studies show 30mg daily can reduce papules and pustules within 3 months.

•Omega-3s reduce the production of inflammatory prostaglandins that cause facial redness and flushing.

•Probiotics address the gut-skin connection—research shows rosacea patients have higher rates of SIBO (small intestinal bacterial overgrowth), and restoring gut balance can reduce flares.

•Niacinamide strengthens the skin barrier, which is often compromised in rosacea, reducing sensitivity to triggers.

Expected timeline: Reduced flushing frequency within 4-6 weeks; papule/pustule improvement over 8-12 weeks. Best results when combined with trigger avoidance (alcohol, spicy foods, extreme temperatures).

Clinical Perspective

Rosacea pathophysiology involves dysregulation of the innate immune system, particularly cathelicidin (LL-37) overexpression, mast cell activation, and vascular hyperreactivity mediated by TRPV channels.

•Zinc (B-grade): Inhibits matrix metalloproteinases (MMP-2, MMP-9) that degrade dermal matrix. Also reduces TLR2-mediated inflammation. Studies demonstrate 30mg zinc sulfate reduces inflammatory lesions by 58% vs placebo (PMID: 16637072).

•Omega-3 EPA/DHA (C-grade): Competes with arachidonic acid for COX-2 and 5-LOX enzymes, shifting eicosanoid production toward anti-inflammatory resolvins and protectins. Target ratio: 2:1 EPA to DHA.

•Probiotics (C-grade): Address gut dysbiosis present in ~50% of rosacea patients. Lactobacillus strains reduce systemic TNF-α and IL-6, which drive facial inflammation. Also help eradicate H. pylori, associated with rosacea in some studies.

•Niacinamide (C-grade): Increases ceramide synthesis and strengthens stratum corneum barrier. Reduces TEWL (transepidermal water loss) by 20-25%.

Biomarker targets: Reduced serum LL-37, decreased mast cell tryptase, improved skin hydration metrics.

Timeline: Vascular changes (flushing reduction): 4-8 weeks. Inflammatory lesions: 8-12 weeks.

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