Lift Heavy.
Age Loud.
Build Muscle. Slow Aging.
The simple science of supplements and movement that help women keep — and grow — lean muscle at every age.
After 30, you lose
3–8%
of muscle per decade without intervention
The good news
Any age
is the right age to start building muscle back
Muscle is your
#1
longevity organ — it protects everything else
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Start here: protein is the foundation
Before any supplement does its job, your body needs enough protein. Think of protein as the bricks your body uses to build muscle. Supplements are the tools that help lay them faster.
Your daily protein target
0.7 – 1.0g × your ideal body weight (lbs)
Example: If your ideal lean weight is 130 lbs, aim for 91–130g per day. Active women over 40 benefit from the higher end (1g/lb) to preserve and build lean muscle. Spread across meals — your body can only use ~30–40g per sitting for muscle building.
4 oz salmon~25g
3 eggs~18g
Greek yogurt (1 cup)~17g
4 oz chicken~30g
Cottage cheese (1 cup)~25g
Whey scoop~25g
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The core three supplements
The most research-backed supplements for building lean muscle, reducing soreness, and protecting your brain and bones as you age.
Creatine Monohydrate
5g daily (muscle)
5–10g for brain boost
5–10g for brain boost
Take daily with or without food. No loading phase needed. Consistency matters more than timing.
Think of it like this:
Your muscles run on a fuel called ATP. Creatine is a spare battery that refills ATP super fast during exercise. More fuel = more reps, more power, faster recovery. It also pulls water into muscle cells, making them fuller and stronger.
Clinical research shows creatine improves muscle strength ~20% more than exercise alone.¹ For brain health, studies recommend up to 10g/day (2×5g) — at this dose, brain creatine can increase 5–15%, supporting working memory and mental energy.²
EAAs with Leucine (LEAAs)
5g serving, 40% leucine
Before or during training, or first thing in the morning on rest days to prevent muscle breakdown.
Think of it like this:
Amino acids are the bricks that make up protein. There are 9 "essential" ones your body can't make — you have to eat or supplement them. Leucine is the foreman. It flips the switch that tells your body to start building new muscle. Without enough leucine, nothing gets built.
Leucine activates the mTOR pathway — your body's muscle-building switch. Studies show leucine-enriched EAAs increase muscle protein synthesis 33% more than standard EAAs.³ The 40% leucine ratio (~2,000mg per 5g) is the evidence-backed formula. All 9 essential amino acids must be present for full effect.
Collagen Peptides + Vitamin C
15–20g collagen + 50mg Vit C
30–60 min before resistance training or walks. Vitamin C is non-negotiable — it activates collagen conversion.
Think of it like this:
If muscles are the engine, your connective tissue — tendons, ligaments, cartilage, bones — is the chassis. Collagen peptides are building blocks that go straight to joints and bones. Timed before exercise, they flood into tissue right when it's being stimulated.
Research shows collagen peptides + Vitamin C taken pre-workout significantly increases connective tissue synthesis.⁴ Critical for women post-40, when collagen production drops ~1% per year and bone density loss accelerates.
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The movement protocol
3 days of resistance training per week is enough to build meaningful muscle and bone density. The key is progressive overload — gradually making it harder over time. But before any of that: form, and knowing what “heavy” actually means for you.
Before you load anything
I've spent my life making things, and the one thing I know about making is this: the difference between something beautiful and something cheap is never the fabric. It's whether anyone took the time at the seams nobody sees. A rep is a seam.
So when I say form, I don't mean looking correct. I mean moving the way the joint was built to move, through the whole range it actually has, every rep — including the last one, when you're tired and nobody is watching and it would be so easy to let your lower back do the work. A sloppy rep under a heavy weight isn't a harder rep. It's a different exercise, and it isn't the one you chose.
Ego has no place around heavy plates.
And “heavy” means this:
The most weight you can move through a full movement, with perfect form, for up to 8 reps.
Not eight you survive — eight that all look like the first one. If you can do twelve, it isn't heavy yet. If the last two go ugly, that wasn't eight.
To go up: add weight until you're down to two perfect reps. Sometimes one. Then call it. Don't hunt for a third ugly one — it buys you nothing. The weight that gives you one honest rep today is the weight that gives you five in a month.
It's the same discipline as cutting into expensive cloth. You don't force the material to do what you had in mind. You learn what it will actually do, and then you work at the very edge of that — which is where everything good gets made anyway.
Day 1 — Monday
Lower body + push
- Goblet squat — 3×10
- Romanian deadlift — 3×10
- Low chest press (elbows below shoulder height) — 3×10
- Calf raises (weighted) — 3×15
- Plank hold — 3×30 sec
Rest 60–90 sec between sets. Last 2 reps should feel hard. Start at 3×10 while you learn the movement; once the form is automatic, work toward the 8-rep definition above and let the weight come up.
Day 2 — Wednesday
Upper body + pull
- Dumbbell row — 3×10 each side
- Lateral raise to shoulder height — 3×12
- Lat pulldown or band pull — 3×12
- Bicep curl — 3×12
- Dead bug — 3×8 each side
Squeeze the muscle at the top of each rep — this increases activation.
Day 3 — Friday
Full body + power
- Trap bar or sumo deadlift — 3×8
- Reverse lunge — 3×10 each leg
- Face pull (band or cable) — 3×12
- Glute bridge (weighted) — 3×12
- Farmer carry — 3×30 sec
Farmer carry is one of the best moves for bone density, grip strength, and posture.
Every Day
Non-negotiable habits
- Walk 7,000–10,000 steps
- 10 minutes on the floor — mobility, stretch, roller
- 30g protein at breakfast
- 7–9 hrs of sleep
- Outside within 1 hr of waking
Sleep is when muscle is built, and morning light sets the cortisol rhythm that lets it happen. And the ten minutes on the floor is not the optional one — it is the one that keeps the other three days possible. Ten minutes a day keeps your joints juicy. That is not a slogan, it is the cheapest insurance in this whole protocol.
A note on your shoulders
Every pressing movement here keeps your elbows below shoulder height. Not because you're fragile — because the shoulder is the joint that complains first, and the one that takes the longest to forgive you. You can always add overhead work once you've earned it. Start where the joint is happy and build from there.
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Bonus: worth adding
Not required, but for women over 40 who want to go deeper — the next tier of well-researched additions.
Vitamin D3 + K2
2,000–5,000 IU D3 daily
Controls muscle contraction and bone calcium absorption. K2 directs calcium to bones, not arteries. Most women are deficient — this one is non-negotiable.⁵
Magnesium Glycinate
300–400mg at night
Involved in 300+ body processes including muscle contraction, protein synthesis, and deep sleep — which is when muscle is actually built.⁶
Omega-3 Fish Oil
2–3g EPA+DHA daily
Reduces muscle breakdown, lowers post-exercise inflammation, and enhances the muscle-building signal from protein. Triglyceride form absorbs best.⁷
HMB
3g daily
Made naturally from leucine but only in tiny amounts. Powerfully reduces muscle breakdown — especially useful when cutting calories or under high stress.⁸
Ashwagandha KSM-66
300–600mg daily
Blunts cortisol (which eats muscle) and clinical trials show it increases strength and muscle mass. Take afternoon or evening — morning use suppresses your natural cortisol awakening response.⁹
Whey Protein
25–30g post-workout
When whole food isn't practical, whey is the fastest way to hit your daily protein target. Naturally high in leucine. Beef protein isolate is the best alternative for dairy-sensitive women.
fatty15
C15:0 — per the bottle
Newer to me than everything else on this list, and I'm still watching it. In my cabinet, honestly reported, not yet something I'd push on you.
A Methylated B
Methylated folate + B12
I have an MTHFR gene variant, which means my body doesn't process standard folate and B12 the way most people's do. Methylated isn't a preference for me — it's the only version that does anything. If B vitamins have never seemed to do a thing for you, that's worth a conversation with someone who can test you.
Adaptogenic Mushrooms
A treat, not a strategy
MUD\WTR and Four Sigmatic, warm and cosy, usually as a latte. This one is on the list because I drink it, not because it's building you muscle.
Roasted Dandelion Tea
Not a supplement
My go-to when I feel puffy — iced, fresh lemon, a little stevia, as a detox lemonade. Out of the same red bottle, obviously. It belongs here anyway: it's the drink I reach for most.
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Your daily stack at a glance
| Supplement | Dose | When | Priority |
|---|---|---|---|
| Creatine monohydrate | 5g (up to 10g brain) | Anytime, daily | Essential |
| EAAs with 40% leucine | 5–10g | Pre-workout or AM | Essential |
| Collagen + Vitamin C | 15–20g + 50mg | 30–60 min pre-workout | Essential |
| Vitamin D3 + K2 | 2,000–5,000 IU | Morning with fat | High |
| Magnesium glycinate | 300–400mg | Evening / before bed | High |
| Omega-3 (EPA+DHA) | 2–3g | With a meal | High |
| HMB | 3g | With meals, split dose | Optional |
| Ashwagandha KSM-66 | 300–600mg | Afternoon or evening | Optional |
| fatty15 (C15:0) | Per the bottle | Morning with fat | Optional |
| Methylated B (folate + B12) | Per the bottle | Morning | Optional |
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Where to get them
Two ways in, and they're the same shelf. I read the science, I run the experiment on myself, and only what works stays — so pick the discount or pick the one click. I'd rather you start than optimize.
My dispensary — LiT UP w/ Laura Dahl
Everything in this guide that has a dose, in one place, at a practitioner discount you don't get retail. It takes an account to check out. That's the only catch, and the discount is what the account buys you.
CreatineEAAsCollagen + CWheyOmega-3MagnesiumD3 + K2HMBAshwagandhaMethylated B
Shop My Shelf →
Up to 15% off — applied at checkout
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Or just one click — my Amazon shelf
The exact brands I use for ashwagandha, HMB, collagen and the rest. No account, no discount, in your cart in ten seconds. Some days that's the better trade and I'm not going to pretend otherwise.
AshwagandhaHMBCollagenCreatine
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Sources
- Lanhers C, et al. (2017). Creatine supplementation and upper limb strength: systematic review and meta-analysis. Sports Medicine. pubmed.ncbi.nlm.nih.gov/27328852
- Sandkühler JF, et al. (2024). Effects of 6 weeks high-dose creatine on cognitive function. PMC. pmc.ncbi.nlm.nih.gov/PMC12395611
- Churchward-Venne TA, et al. (2014). Leucine supplementation enhances myofibrillar protein synthesis. Am J Clin Nutr. pubmed.ncbi.nlm.nih.gov/24284442
- Shaw G, et al. (2017). Vitamin C–enriched gelatin before intermittent activity augments collagen synthesis. Am J Clin Nutr. pubmed.ncbi.nlm.nih.gov/27852613
- Patrick RP, Ames BN. (2015). Vitamin D and omega-3 fatty acids control serotonin synthesis. FASEB J. pubmed.ncbi.nlm.nih.gov/25713056
- Reno AM, et al. (2022). Magnesium supplementation on muscle soreness and performance. J Strength Cond Res. pubmed.ncbi.nlm.nih.gov/33009421
- Smith GI, et al. (2011). Omega-3 fatty acids augment muscle protein anabolic response. Clinical Science. pubmed.ncbi.nlm.nih.gov/20854384
- Wilson JM, et al. (2014). Effects of HMB on muscle mass, strength, and power. Eur J Appl Physiol. pubmed.ncbi.nlm.nih.gov/23377402
- Salve J, et al. (2019). Adaptogenic and anxiolytic effects of ashwagandha root extract. Cureus. pubmed.ncbi.nlm.nih.gov/31975514
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