Supplements occupy a specific and limited role in looksmaxxing. They cannot change bone structure or replicate consistent skincare and training. What they can do is fill nutritional gaps that hold back your baseline — and for some people, that gap is significant.
Tier 1: Evidence-Based, Most Impactful
Vitamin D3 + K2
Vitamin D deficiency is extremely common, particularly among people who work indoors. Deficiency is associated with poor skin quality, low testosterone, and impaired immune function — all of which affect appearance. Take 2,000-5,000 IU D3 daily with 100mcg K2. Get blood levels tested if possible — optimal range is 50-80 ng/mL.
Zinc
Essential for testosterone production, skin healing, and immune function. Deficiency symptoms include slow wound healing, persistent acne, and hair thinning — all directly relevant to facial appearance. Take 15-30mg zinc gluconate or picolinate daily with food.
Creatine Monohydrate
5g daily. Improves training performance, which indirectly supports the body composition changes that affect facial aesthetics. Most researched supplement in existence. The hair loss claim is based on one unreplicated study.
Tier 2: Useful for Specific Goals
Collagen Peptides
10-15g daily with Vitamin C. Provides building blocks for skin elasticity. Several studies show measurable improvements in skin hydration at 8-12 weeks. More impactful for people over 25.
Magnesium Glycinate
300-400mg before bed. Supports sleep quality and cortisol regulation. Poor sleep is one of the most significant factors reducing facial appearance — puffiness, skin inflammation, and dull complexion all worsen with sleep deprivation.
Omega-3 Fish Oil
2-3g EPA+DHA daily. Anti-inflammatory effects contribute to skin clarity and reduce the inflammatory component of acne.
What Not to Take
No Evidence Category
Biotin for hair — only works with an actual deficiency, which is rare. Topical collagen — molecules too large to penetrate skin. Testosterone boosters — most are essentially zinc and Vitamin D, which you should take directly.
The Bottom Line
Supplements as the Last 10%
Supplements are the last 5-10% of looksmaxxing, not the first. If your sleep, training, skincare, and diet are not optimized, no supplement will produce noticeable results. Start with Vitamin D3/K2 and zinc — most commonly deficient, most likely to produce visible changes.
Track whether your looksmaxxing stack is working — use our free PSL Scale test monthly to measure objective progress across all 6 metrics.