Protocol · Longevity & Aging
Healthy Muscle Aging (Sarcopenia Prevention) Protocol
Creatine Monohydrate and Protein (Whey/Leucine-enriched) are the core of this stack, with 5 supporting supplements. Each row gives the amount the protocol lists and the grade our evidence database holds for that supplement in Healthy Muscle Aging (Sarcopenia Prevention).
We are re-verifying the studies cited on protocol pages; only confirmed citations are shown.
The stack
7 supplements · 2 graded · 2 confirmed studies
| Grade | Supplement | Amount listed | Why it’s in the stack | Evidence on file | Shop |
|---|---|---|---|---|---|
| Primary stackThe core of this protocol | |||||
| Creatine Monohydrate | Amount listed: 3–5 g daily | Increases phosphocreatine stores, enhances training capacity, and may directly support muscle protein synthesis in older adults
| Grade D for Aerobic Exercise Metrics2 studies · 16 people | ||
| Protein (Whey/Leucine-enriched) | Amount listed: 1.2–1.6 g/kg daily (25–40 g per meal with 2.5–3 g leucine) | Provides essential amino acids with high leucine content to overcome anabolic resistance and maximize muscle protein synthesis
| Grade C for Body Fat2 studies · 807 people | ||
Confirmed studies for Protein (Whey/Leucine-enriched) (titles as PubMed lists them) | |||||
| Supporting stackListed as additions to the core | |||||
| Vitamin D | Amount listed: 2,000–4,000 IU daily (target 40–60 ng/mL) | VDR in muscle tissue regulates protein synthesis; deficiency associated with sarcopenia and falls | Not graded yet | ||
| HMB (Beta-Hydroxy Beta-Methylbutyrate) | Amount listed: 3 g daily (1 g 3× daily with meals) | Leucine metabolite that reduces muscle protein breakdown and preserves lean mass during aging and immobility | Not graded yet | ||
| Omega-3 Fatty Acids | Amount listed: 2–4 g EPA/DHA daily | Enhances anabolic response to protein and exercise; reduces inflammation that accelerates muscle loss | Not graded yet | ||
| Collagen Peptides | Amount listed: 10–15 g daily | Provides glycine, proline, and hydroxyproline for connective tissue support; may improve muscle function with exercise | Not graded yet | ||
Confirmed studies for Collagen Peptides (titles as PubMed lists them) | |||||
| Urolithin A | Amount listed: 500–1,000 mg daily | Induces mitophagy (removal of damaged mitochondria), improving mitochondrial health and muscle endurance | Not graded yet | ||
Shop the evidence-backed picks
The collection holds the supplements we grade A or B for its theme, in third-party tested products where the catalog has them. It opens in our Fullscript store. You can look through it without signing in; Fullscript asks for a free account to order.
Or shop one supplement
Each opens third-party tested products, matched to the dose above where we can.
- Grade D
- Grade C
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How this protocol works
In plain language
Sarcopenia—the age-related loss of muscle mass and strength—begins around age 30 and accelerates after 60. We lose approximately 3-8% of muscle mass per decade, leading to weakness, falls, frailty, and loss of independence. This isn't inevitable aging—it's largely preventable with the right combination of resistance exercise and nutritional strategies.
- Creatine Monohydrate is one of the most effective supplements for older adults, yet often overlooked. It helps muscles produce energy for strength training, allows you to do more reps, and may directly support muscle protein synthesis. Meta-analyses show creatine combined with resistance training produces significantly greater gains in muscle mass and strength compared to training alone. Safe for long-term use with no age-related concerns.
- Protein requirements increase with age, not decrease. Older adults develop 'anabolic resistance'—their muscles require more protein (especially leucine) to trigger muscle building. Research shows 1.2-1.6g/kg daily (vs 0.8g for younger adults) is optimal. Each meal should contain 25-40g protein with at least 2.5-3g leucine to overcome anabolic resistance. Whey protein is ideal due to its high leucine content and fast absorption.
- Vitamin D deficiency is extremely common in older adults and directly impairs muscle function. Vitamin D receptors in muscle tissue regulate protein synthesis and muscle fiber function. Supplementation improves muscle strength and reduces fall risk. Most older adults need 2000-4000 IU daily to achieve optimal levels.
- HMB is a metabolite of leucine that primarily works by preventing muscle breakdown. It's particularly valuable during periods of reduced activity (illness, bed rest) when muscle loss accelerates. Studies show it helps preserve lean mass in older adults, especially those with limited mobility.
- Omega-3 Fatty Acids have an interesting effect on muscle—they enhance the anabolic response to protein and exercise. They also reduce the chronic low-grade inflammation that accelerates muscle loss with aging. Studies in older adults show omega-3 supplementation improves muscle protein synthesis response.
- Collagen Peptides provide the amino acids needed for connective tissue (tendons, ligaments, cartilage). When combined with resistance exercise, collagen supplementation may improve body composition and muscle function in older men.
- Urolithin A is a newer compound that activates mitophagy—the process of removing damaged mitochondria. Mitochondrial dysfunction is a hallmark of muscle aging. Early research shows it improves muscle endurance and mitochondrial health in older adults.
Expected timeline: Creatine saturates muscles within 2-4 weeks. Protein effects are continuous with training. Vitamin D correction: 4-8 weeks. HMB and omega-3 benefits: 4-8 weeks. Resistance training is the essential foundation—supplements enhance but don't replace exercise.