By Dr. Cris Andrade · Founder, Dr. Cris Studio
Every patient who walks into my studio at 455 Madison Avenue gets the same question during their consultation: What does your daily routine look like outside of treatments? Most come prepared serums, SPF, maybe a retinol. Almost none of them mention supplements.
That gap between what we apply to the skin and what we feed it from within is one of the most under-addressed conversations in aesthetic medicine. Your skincare routine and your injectable treatments work in the dermis, the deep layer of skin where collagen lives. But so do the nutrients you absorb orally. And when those are missing, the results of your treatments plateau faster than they should.
Here's exactly what I tell my patients about supplements for skin health.
Why Topical Skincare Alone Isn't Enough
The skin's outermost layer the stratum corneum absorbs only a fraction of what you apply to it. Even the most sophisticated serums have limited depth penetration. The dermis, where collagen and elastin actually live, is fed by your bloodstream. That means what you eat and supplement is the more direct delivery system for the building blocks your skin needs.
I see the difference clinically. Patients who arrive nutritionally depleted low vitamin D, poor protein intake, high-sugar diets bruise more after injectables, heal more slowly, and don't hold their biostimulator results or filler results as long. That is not a skincare problem. It is an inside problem.
Beauty really does come from the inside out and supplements are one of the clearest ways to act on that.
The Five Supplements I Recommend Most
Vitamin C
Vitamin C is the most important supplement for anyone investing in biostimulators like Sculptra or Radiesse or anyone who simply wants better skin. Here's the clinical reason: collagen cannot be synthesized without vitamin C. It is a co-factor in the enzymatic reaction that forms the stable collagen triple helix. Without adequate vitamin C, even a Sculptra session which works by stimulating your own collagen production cannot fully deliver on its potential.
I recommend 500–1,000 mg of vitamin C daily for most patients, particularly in the weeks surrounding a biostimulator treatment. Food sources help, but supplementing ensures consistency regardless of diet that week.
Collagen Peptides
The evidence for oral collagen has matured considerably. Hydrolyzed collagen peptides are broken down into amino acids small enough to be absorbed and used as substrate for new collagen synthesis. Studies consistently show improvements in skin elasticity, hydration, and fine lines with regular use over 8–12 weeks.
I think of oral collagen as supporting the same biological mechanism that Radiesse and Sculptra target from the outside. They are not redundant they are synergistic. If you are investing in biostimulators, oral collagen is a natural complement. My go-to is the Advanced Collagen Peptides Complex (Type I and III) look for a hydrolyzed formula with at least 5g of peptides per serving, paired with vitamin C for optimal synthesis.
Zinc
Zinc is frequently overlooked, but I have become increasingly convinced of its importance in an aesthetic practice. It is essential for wound healing, protein synthesis, and maintaining the integrity of the skin barrier. For patients getting injectables, zinc actively supports recovery at injection sites. For patients dealing with acne alongside their aesthetic concerns more common than people expect zinc has solid clinical evidence as an anti-inflammatory.
I recommend 15–30 mg of zinc gluconate or zinc picolinate daily. More is not better: excess zinc can deplete copper, so staying within range matters.
Omega-3 Fatty Acids
If I had to pick one supplement with the broadest benefit-to-cost ratio for skin health overall, it would be omega-3 fatty acids. They are potently anti-inflammatory, reinforce the lipid barrier of the skin, and reduce the severity of post-injectable bruising when taken consistently.
One important note: I ask patients to pause high-dose fish oil 5–7 days before any injectable appointment, as it can act as a blood thinner at high doses. For daily maintenance, I recommend The Omega Luxe aim for 1–2g of EPA + DHA daily; an algae-based supplement is a great vegan alternative.
Vitamin D3 K2
New York City patients are chronically low in vitamin D. The angle of the sun at our latitude, the amount of time we spend indoors, and consistent SPF use all limit synthesis. Vitamin D deficiency is directly linked to accelerated skin aging, impaired immunity, and inflammatory skin conditions.
I always recommend getting a blood test first levels vary widely between patients. Most of my patients benefit from the Optimal D3 + K2 Complex 5000 IU, ideally paired with vitamin K2 for optimal absorption and to direct calcium to the right places.
A Note on Filling the Gaps: Why a Quality Multivitamin Matters
Even patients with clean diets and thoughtful routines are often running low on key micronutrients B vitamins, iron, folate, magnesium, iodine without knowing it. These deficiencies don't always show up dramatically, but they do show up in the skin: dullness, slower healing after treatments, hair thinning, and a general lack of that lit-from-within quality that no serum can fully replicate.
This is why I developed The Divine Balance Blend, a multivitamin formulated specifically for women, designed to address the full spectrum of nutrients that commonly run low not just the ones most talked about. Rather than chasing single nutrients in isolation, a well-formulated multivitamin creates the nutritional foundation that makes everything else work better: your skincare, your treatments, your energy, and your recovery.
If you are unsure which individual supplements to prioritize, starting with a comprehensive multivitamin is often the most practical and impactful first step.
How Supplements Fit Into Your Treatment Plan
This conversation happens at every consultation I have. Treatments are a lever a powerful one. But the substrate those treatments work with your collagen stores, your skin barrier, your baseline level of inflammation is shaped by what you do every single day.
A consistent regimen of vitamin C, collagen peptides, zinc, omega-3s, and vitamin D does not replace professional treatments. But it changes what those treatments have to work with. I have had patients who had plateaued with fillers see a noticeable difference in result longevity after three months of supplementing consistently. The two pathways together are simply more effective than either alone.
If you are unsure where to start, that is exactly the kind of conversation we have during a consultation at Dr. Cris Studio. We look at your goals, your current routine, your treatments and we build from there.
Frequently Asked Questions
Can I take these supplements if I'm pregnant or breastfeeding?
Always consult your OB-GYN before starting any supplement regimen during pregnancy or breastfeeding. Some supplements including high-dose vitamin A, certain herbal formulas, and high-dose zinc are not recommended during pregnancy. A prenatal vitamin designed for pregnancy typically covers the foundational nutrients safely.
Do I need to stop supplements before getting injectables?
I ask patients to pause fish oil and other supplements with blood-thinning potential (high-dose vitamin E, garlic, ginkgo) 5–7 days before an injectable appointment. Vitamin C, zinc, and collagen can all be continued they actually support the healing response.
How long before I see results from supplements?
Skin-related changes from supplements typically become visible after 8–12 weeks of consistent use. Unlike injectables, which produce visible results quickly, supplements shift your biological baseline over time. Think of them as the long game running underneath your treatment plan.
Which two supplements are most essential for skin health?
Vitamin C and omega-3 fatty acids. Vitamin C is foundational for collagen synthesis no other nutrient performs this role. Omega-3s address inflammation, barrier integrity, and overall skin resilience. Both are well-studied, safe at recommended doses, and widely available.
Do supplements replace a good skincare routine?
No they complement it. SPF, a quality moisturizer, and active ingredients like retinoids work at the skin's surface. Supplements work at the dermis level through your bloodstream. Both pathways matter, and neither replaces the other.
Dr. Cris Andrade · Founder, Dr. Cris Studio · 455 Madison Avenue, Spa Level, New York, NY 10022 · 212-347-4708