x Dr. Stacy Sims
“I don’t usually partner with brands, but I made an exception for Momentous—because of their behind-the-scenes work, their advocacy, their commitment to education, and their science-backed products.”
Save up to 35% off your first order
with code SIMS
Fiber+
Your gut is the foundation for everything—how well you absorb nutrients, stay focused, recover from training, and remain energized day to day. Fiber+ delivers all three essential fiber types—soluble, insoluble, and prebiotic resistant starch—to support smoother digestion, fuel a healthy microbiome, and promote metabolic and mental balance. It’s fiber, engineered for performance—not just regularity.
Fiber+
Fiber+
The Momentous Standard™
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Science in Action
Science-backed ingredients, guided by experts - not trends.
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Only The Essentials
Formulas designed for performance, no fillers, no excess.
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Rigorous Testing
Independently tested to verify safety, quality, and results.
Stacy's Edit
Stacy's Edit
Stacy's Edit
Soluble fiber, insoluble fiber + resistant starch in one formula
Fiber+
Fiber+
Creatine monohydrate to support muscle performance + cognitive health
Creatine - 90 Servings
Creatine - 90 Servings
European grass-fed whey isolate for recovery + muscle support
Whey Protein Isolate
Whey Protein Isolate
Soluble fiber, insoluble fiber + resistant starch packaged for on-the-go
Fiber+ 10-Travel Packs
Fiber+ 10-Travel Packs
Adaptogen for stress resilience, focus, and sustained energy
Rhodiola Rosea
Rhodiola Rosea
Grass-fed collagen plus FORTIGEL® to support joints + soft tissue
Collagen Peptides
Collagen Peptides
Vegan D3 in EVOO for daily bone + immune support
Vitamin D3 2000 IU
Vitamin D3 2000 IU
High-absorption calcium for bone, muscle + nerve support.
Calcium
Calcium
High-absorption iron for daily energy and physical + cognitive performance
Iron+
Iron+
Daily system of Iron+, Calcium, and D3 for foundational health
The Women’s Three™
The Women’s Three™
Potent, clean Omega-3 for cardiovascular + brain health
Omega-3
Omega-3
Soluble fiber, insoluble fiber + resistant starch in one formula
Fiber+
Fiber+
European grass-fed whey isolate for recovery + muscle support
Whey Protein Isolate
Whey Protein Isolate
20g of clean vegan protein to support daily performance
100% Plant Protein Powder
100% Plant Protein Powder
Creatine monohydrate to support muscle performance + cognitive health
Creatine - 90 Servings
Creatine - 90 Servings
Daily support for gut health, immune function & muscle recovery
L-Glutamine
L-Glutamine
Grass-fed collagen plus FORTIGEL® to support joints + soft tissue
Collagen Peptides
Collagen Peptides
Post-workout formula for muscle repair + glycogen replenishment
Recovery
Recovery
Grass-fed collagen plus FORTIGEL® to support joints + soft tissue
Collagen Peptides
Collagen Peptides
Daily support for gut health, immune function & muscle recovery
L-Glutamine
L-Glutamine
Highly bioavailable curcumin for daily inflammatory support & recovery
Turmeric
Turmeric
Potent, clean Omega-3 for cardiovascular + brain health
Omega-3
Omega-3
Clinically studied magnesium for brain health, cognitive performance, and restorative sleep.
Magnesium L-Threonate
Magnesium L-Threonate
European grass-fed whey isolate for recovery + muscle support
Whey Protein Isolate
Whey Protein Isolate
Science-backed combination to help optimize nightly rest
Nightly Sleep 30-Pack
Nightly Sleep 30-Pack
Clinically studied magnesium for brain health, cognitive performance, and restorative sleep.
Magnesium L-Threonate
Magnesium L-Threonate
Supports calm, focus, and healthy stress response
L-Theanine
L-Theanine
A calming flavonoid for deeper sleep & a quieter mind
Apigenin
Apigenin
Adaptogen for stress resilience, focus, and sustained energy
Rhodiola Rosea
Rhodiola Rosea
Adaptogen for stress support, focus, and calm without sedation
Ashwagandha
Ashwagandha
The Women’s Three™
The Women’s Three™
The Women’s Three™
- Supports bone density + long-term skeletal health
- Promotes proper muscle contraction + nerve signaling
- Quick-dissolving capsule with no binders or coatings
Calcium
Calcium
- Supports daily energy + reduced fatigue
- Boosts physical + cognitive performance
- Easily absorbed + avoids stomach upset
Iron+
Iron+
- Supports calcium absorption for bone strength and muscle function
- Promotes immune health and inflammation balance
- Delivered in organic extra virgin olive oil for superior bioavailability
Vitamin D3 2000 IU
Vitamin D3 2000 IU
Women in Performance
At Momentous, we don’t just make supplements—we are redefining what women’s health support should be. Developed in collaboration with renowned expert Dr. Stacy Sims The Women's Three™️ is designed specifically for female biology, using a targeted AM/PM dosing protocol to maximize absorption, support daily energy, maintain strong, healthy bones, and promote long-term resilience.
