Podcast Summary:

Biohacking Beauty: The Anti-Aging Skincare Podcast

Episode: Why Collagen Doesn’t Work Without Vitamin C + Other Supplement Truths
Date: September 17, 2025
Host: Amitay Eshel (A), Co-Founder of Young Goose Skincare
Guest: Anastasia Hojaiva (B), Co-Founder and Partner

Overview

This episode dives deep into the science and strategy behind supplementing for healthy, youthful skin—beyond just topical creams and serums. Amitay and Anastasia guide listeners through foundational nutrients, evidence-backed supplement regimens, and advanced biohacking molecules that target aging from the inside out. The duo busts common myths (like collagen supplements without vitamin C), provides protocols, personal anecdotes, and emphasizes the critical role of scientific validation in supplement choices.

Main Discussion Segments and Key Insights

1. Why Supplements Matter for Skin Health

[03:05]

• Many people chase advanced skincare but neglect nutritional basics.
• "Your skin can't build or repair anything properly without these nutrients." – B [03:19]
• Most effective protocols start with internal health to support external beauty.

2. Foundational Supplements Everyone Needs

[03:19-14:55]

A. Vitamin C

[03:47-05:55]

• Essential in collagen synthesis; deficiency leads to faster wrinkle formation.
• Works synergistically with retinol—Vitamin C builds, retinol employs.
• Not all forms are equal: liposomal and mineral-bound (e.g., sodium ascorbate) are most effective.
• Quote: "It's actually ten times harder for your skin to create collagen without the presence of vitamin C." – A [04:26]
• Suggested dose: 1000mg liposomal, or more if healing or recovering [13:10].

B. Vitamin E

[05:55]

• Complements vitamin C by protecting lipid membranes.
• Minimum suggestion: 400 IUs/day [13:10].

C. Collagen Peptides

[05:55]

• Hydrolyzed forms are most bioavailable.
• Provide amino acids for the skin to rebuild collagen stores.

D. Omega-3s

[06:44]

• EPA & DHA from fish/algae improve skin plumpness, hydration, UV protection, reduce inflammation.
• "Aim for an omega-3 index about 8% or above with diet and supplements." – B [07:38]
• Optimal omega-3 index: 8–12% [08:22]
• Dose: ~1000 mg EPA/DHA 1–2x/day [14:11].

E. Hyaluronic Acid

[09:01]

• Oral forms outperform topicals for plumping.
• Caution: can cause mild gut upset; start low (200–500 mg/day).
• Quote: "It is a much more effective molecule when taken orally than when applied on the skin." – A [10:12]

F. Vitamin D

[12:29]

• Critical for skin barrier, especially in winter or if sun-protected.
• Dose: 1000–2000 IU (can go higher based on needs/deficiency) [14:11].

G. Phosphatidylcholine

[11:28]

• Supports cellular membranes; anecdotal benefits from host and their son [11:28-11:54].

3. Simple Protocol: Dosages for Beginners

[13:10–14:55]

• Vitamin C: 1000–4000 mg/day (split doses, mineral-bound)
• Vitamin E: 400 IU/day
• Collagen Peptides: 5–10g in cool drink
• Hyaluronic Acid: 200–500mg/day
• Omega-3s: 1000 mg EPA/DHA 1–2x/day
• Vitamin D: 1000–10,000 IU/day (individual needs)
• Phosphatidylcholine: 1 tsp Body Bio PC

4. Myth-Busting: Topicals vs. Orals

[15:10-15:41]

• Oral supplements deliver systemic support, benefiting fibroblasts and deep layers, while topical application is limited to the applied area.

5. Next-Level Strategic Supplements

[17:36–31:25]

A. CoQ10 [17:54]

• Boosts mitochondrial energy in collagen-producing cells.
• Benefits visible in fatigued skin, under-eye circles in 3 weeks.
• Dose: 100–200mg ubiquinol [24:21].

B. Curcumin [19:15]

• Reduces inflammation by blocking NF-KB.
• Activates sirtuins for epigenetic resilience.
• Take with black pepper (bioperine) for absorption.

C. EGCG (Green Tea/Matcha) [20:59]

• Shields against UV and pigmentation, potent antioxidant.
• Dose: 200–300mg/day (approx two cups matcha).
• Quote: "If you're like, 'What's better for my skin: coffee or matcha?’ – it's Matcha." – B [25:49]

D. Astaxanthin [21:50–28:29]

• Strongest antioxidant for skin, much better oral than topical.
• Dose: 6–12mg/day with fatty meal.
• 500x more potent than vitamin E at neutralizing free radicals.
• Adds mild internal sun protection (SPF3 equivalent).

6. Advanced Biohacking Molecules (Cellular Rejuvenation)

[33:32–42:53]

A. NMN (NAD Precursor) [34:15]

• Raises NAD for DNA repair, cellular metabolism, skin barrier.

B. Ergothioneine [35:24]

• "Precision-guided antioxidant," targets cell stress zones, may outperform glutathione.

C. Senolytics (Spermidine, Fisetin, Quercetin) [36:02]

• Clear "zombie" senescent cells that drive visible aging.
• Protocol: 500mg fisetin + 1g quercetin, 2–3 days/month; spermidine 2–6g daily (full spectrum).

D. NRF2 Activators (Sulforaphane)

• Boost natural antioxidant enzyme production; best source is broccoli sprout extract (10–20mg/day).

Take Home Advanced Protocol:

• NMN: ~1g/day
• Spermidine: 2–6g/day (full spectrum)
• Ergothioneine: 1–5mg/day
• Sulforaphane: 10–20mg/day
• Senolytics: monthly short "courses" (3 days) with fisetin + quercetin

7. Why You Can't Just Target One Thing (e.g., Collagen or Senescence)

[42:53–46:23]

• Chasing only one pathway (like clearing senescent cells) is like only cleaning up after a fire, not fixing what caused it.
• "Senescent cells are definitely a hallmark of aging, but clearing them does not address the reason they accumulate to begin with." – A [43:34]
• The most effective regimen optimizes foundational nutrients, prevents damage, and addresses root causes upstream.

8. Honorable Mentions & Out-of-the-Box Supplements

[46:38–48:58]

• 5-Amino-1MQ: Oral peptide, boosts NAD by mimicking exercise (4 weeks on, 2 off); more research needed.
• KPV: Peptide, reduces gut inflammation—helps prioritize collagen for skin.
• Creatine: Cellular energy, but little data in skin context (yet).
• Superoxide Dismutase (SOD): Advanced antioxidant, available as Glycidin supplement.
• Magnesium: Cofactor for many cellular processes and sleep support.
• L-theanine: Calming, supports sleep; present naturally in matcha.

9. Listener Questions, Community, and Provider Shout-Outs

[42:53, 50:06–51:47]

• The hosts routinely answer listener questions, share advanced resources, and invite feedback and reviews.
• Announcement of upcoming collaborations (e.g., with Qualia/Neurohacker Collective) and upcoming podcast guests.

Notable Quotes & Memorable Moments

• On Collagen Myths:
  "It's not a direct one-to-one link, but you're replenishing reservoirs your skin calls on when making its own collagen." – A [05:55]

• On the Omega-3 Index:
  "The omega 3 index is such a crucial biomarker... it gives a snapshot of your long term Omega 3 status." – B [08:22]

• On Hyaluronic Acid:
  "When you apply hyaluronic acid on the skin, you're not really improving the extracellular hydration... [With oral], your cells hold on to more moisture from the inside out." – A [10:12]

• On Skin Biohacking Philosophy:
  "What you want to do is climb up the eventuality... climb upstream and start from correcting deficiencies, correcting the reasons we are aging in the first place." – A [45:21]

• Personal Touch:
  "You run after me with the supplements, I run after you with the sunscreen." – B [11:02]
  "Shout out to Lev, our baby, the baby that likes phosphatidylcholine the most out of any babies ever." – A [11:28]

Time-Stamped Key Segments

• [03:19–14:55] – Core foundational supplement insights & protocol
• [17:36–31:25] – Next-level power supplements: mechanisms, protocols, personal tips
• [33:32–42:53] – Biohacking, longevity, and advanced cellular supplements explained
• [42:53–46:23] – AMA: Why target more than just collagen or senescence?
• [46:38–48:58] – Out-of-the-box supplements & closing honorable mentions

Conclusion & Takeaways

• Layer your routine: Get foundational nutrients right before adding advanced or targeted supplements.
• Synergy is key: Many supplements (e.g., Vitamin C + collagen, or curcumin + black pepper) work far better together.
• Oral beats topical (often): For nutrients like hyaluronic acid and vitamin C, systemic support delivers deeper and broader skin benefits than creams alone.
• Longevity isn’t one-dimensional: Address inflammation, deficiency, cell energy, and remove senescent cells for true skin rejuvenation.
• Personalize and consult: The ideal regimen considers your individual labs, needs, and is best developed with aware professionals.

This rich, banter-filled, and scientifically robust episode provides a playbook for anyone wanting younger, more resilient skin—starting with the molecules under the surface.