Muscle: the overlooked women’s health organ
Written by: Dr. Ilma Imtiaz
Collagen is often synonymous with beauty, including skin, hair and nails, but limiting its role to aesthetics overlooks its most critical function. Collagen is the essential, bioactive scaffolding woven into the tissues that empower you to move, lift, train and recover.
Muscle health is not merely a vanity goal; it is the foundational pillar of women’s wellness in midlife.
Muscle is what helps you carry groceries, climb stairs, pick up your children or grandchildren, support your posture, and keep showing up for the people who rely on you. For the woman juggling work, family, hormones, stress and a never-ending to-do list, supporting your muscles becomes one of the most practical forms of self-care.
Why muscle matters more in midlife
From around age 50, muscle mass typically declines by about 1–2% per year, and muscle strength can fall by roughly 1.5–3% annually if we do not actively support them [1]. During perimenopause and menopause, hormonal changes may further influence body composition, strength, energy and recovery, so the same routines that used to “just work” may feel less effective over time [2].
Many women notice that strength feels harder to build, body composition shifts and recovery takes longer, even when the lifestyle on paper looks similar. This does not mean decline is inevitable; it means muscle needs a permanent place in the women’s wellness conversation, alongside sleep, stress and hormone health.
The encouraging part is that two of the most practical tools are simple: regular resistance training and targeted nutrition that help support lean mass, healthy body composition and everyday function.
Muscle is not just muscle: the role of connective tissue
When we talk about muscle, we often focus on the muscle fibers themselves. These are the contractile parts of muscle that help us lift, push, pull, squat and move.
This is where collagen becomes especially interesting. Collagen is the main structural protein in connective tissue. It helps form the framework of tissues such as tendons, ligaments, fascia and the connective tissue surrounding muscle. Bioactive collagen peptides provide amino acids such as glycine, proline and hydroxyproline, which are important building blocks for collagen-rich tissues [4].
THE PROTEIN + COLLAGEN RELATIONSHIP
Protein powder is often thought of as support for the “muscle fiber” side of the story, while collagen peptides may help support the connective tissue environment that allows muscles to move, adapt and function well [5].
For women who are strength training, constantly moving, working, caregiving or simply trying to stay active with age, both sides of the story matter. And there is even evidence showing that whey protein and BODYBALANCE collagen may complement each other.
What is BODYBALANCE®?
BODYBALANCE® is a specific form of bioactive collagen peptides studied for its role in supporting body composition, lean body mass and strength-related outcomes, particularly when combined with resistance training. In human studies, BODYBALANCE® has commonly been used at a dose of 15 g per day, often alongside supervised resistance training programs [4,6-8]. These studies have looked at outcomes such as fat-free mass, fat mass and strength measures.
This is the foundation behind Sparkle Wellness Muscle Boost: a once-daily collagen peptide formula designed to fit into the everyday woman's strength and movement routine.
Muscle Boost combines BODYBALANCE® with NUTRA C buffered vitamin C. Vitamin C plays an essential role in normal collagen formation, including the processes involved in collagen synthesis and cross-linking.
Rather than thinking of Muscle Boost as another protein product, it may be more helpful to think of it as targeted collagen peptide support designed to complement resistance training and a balanced diet.
What the women-focused research suggests
One of the most relevant BODYBALANCE® studies for women looked at healthy, previously untrained premenopausal women aged 18–50. In this 12-week trial, 77 participants completed supervised resistance training three times per week and consumed either 15 g per day of BODYBALANCE® or placebo within one hour after exercise [4].
Compared with placebo, the BODYBALANCE® group showed favorable changes in fat-free mass, fat mass and strength measures, including hand grip and leg strength.
This matters because women have historically been underrepresented in muscle-focused sports nutrition research [9]. Many conversations around muscle supplements have been built around male physiology, gym culture or performance extremes. But women also need muscle support, not only for sport, but for energy, confidence, healthy body composition, healthy aging and everyday function.
A second BODYBALANCE® study looked at adults aged 50 and older, including both men and women, using 15 g per day over 12 weeks without adding a structured resistance-training program [6].
Compared with placebo, the BODYBALANCE® group showed favorable changes in body composition measures, including reductions in total body fat mass, trunk fat mass, body weight, BMI, waist-to-hip ratio and visceral fat area, with no significant changes in skeletal muscle mass or fat-free mass.
For midlife women, this is especially relevant because many are not trying to become athletes. They simply want to feel strong, stay active, support their changing body and build routines that are realistic within their full lives.
How Muscle Boost fits into a woman’s everyday routine
A muscle-health routine does not have to be complicated. For many women, the most effective approach is the one they can actually repeat. That might look like:
- Two to four strength sessions per week
- Daily walking or general movement
- Sufficient protein across all meals
- Colorful, nutrient-dense foods
- Ensuring regular hydration and optimized sleep
- Targeted dietary support such as BODYBALANCE® collagen peptides
Muscle Boost is designed to fit into that rhythm. It can be taken once daily, ideally within about an hour of resistance training, or as part of a consistent daily routine on non-training days.
Who Is Muscle Boost for?
Muscle Boost is not solely for athletes or bodybuilders. A Muscle Boost user could be any woman trying to make strength part of her life:
- The woman who trains before work, adding Muscle Boost to her morning smoothie.
- The woman who exercises after school drop-off, making it part of her post-workout routine.
- The woman who lifts weights after a full day of work and family responsibilities, enjoying it as part of her evening recovery routine.
- Or the woman who is just beginning, taking one small step towards building a stronger relationship with her body.
Sculpt a Life of Resilience
For many women, investing in muscle can feel like one more thing on the list. But strength is not selfish. It is what helps you keep doing the things you love. It helps you move through your day with more confidence. It supports your independence as you age. It helps you feel more capable in your body.
And when women support their own strength, it often has a ripple effect. It changes what their children see. It changes how families think about aging. It makes strength, nourishment and self-care part of everyday life, not something reserved only for athletes.
Muscle health is not just a gym goal; It's a life goal.
MUSCLE TERMS MADE SIMPLE
Skeletal muscle: These are the muscles attached to your bones. They help you move, lift, walk, stand, train and maintain posture.
Lean body mass or fat-free mass: This includes everything in the body that is not fat, such as muscle, bone, organs and connective tissue. In studies, it is often used as a marker of body composition.
Fat mass: This refers to the amount of body weight made up of fat tissue. Supporting a healthy ratio of lean mass to fat mass is an important part of body composition.
Extracellular matrix, or ECM: This is the collagen-rich scaffold surrounding muscle fibers. It helps support structure, force transfer and tissue adaptation.
Myofibrillar proteins: These are the contractile proteins inside muscle fibers. They help generate force when you lift, push, pull or climb stairs.
Muscle hypertrophy: This simply means an increase in muscle size, usually in response to resistance training.

Dr. Ilma Imtiaz has a background in biomedical and naturopathic research and recently completed her PhD at the National Centre for Naturopathic Medicine, Southern Cross University, Australia. She is a lead and co-author of multiple peer-reviewed publications, including experimental and review papers across herbal medicine, cancer biology and molecular mechanisms.
At the heart of her work is a passion for science communication, translating complex evidence into clear, engaging, and accessible insights. She is committed to evidence-led wellness and supporting informed, balanced health decisions.
REFERENCES
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2. Ko J, Park YM. Menopause and the Loss of Skeletal Muscle Mass in Women. Iran J Public Health. Feb 2021;50(2):413-414. doi:10.18502/ijph.v50i2.5362
3. Jendricke P, Centner C, Zdzieblik D, Gollhofer A, König D. Specific Collagen Peptides in Combination with Resistance Training Improve Body Composition and Regional Muscle Strength in Premenopausal Women: A Randomized Controlled Trial. Nutrients. Apr 20 2019;11(4). doi:10.3390/nu11040892
4. Aussieker T, Kaiser J, Hermans WJH, et al. Ingestion of a Whey Plus Collagen Protein Blend Increases Myofibrillar and Muscle Connective Protein Synthesis Rates. Med Sci Sports Exerc. Mar 1 2025;57(3):544-554. doi:10.1249/mss.0000000000003596
5. Park J, Kim M, Shin H, Ahn H, Park YK. Low-Molecular Collagen Peptide Supplementation and Body Fat Mass in Adults Aged ≥ 50 Years: A Randomized, Double-Blind, Placebo-Controlled Trial. Clin Nutr Res. Oct 2023;12(4):245-256. doi:10.7762/cnr.2023.12.4.245
6. Zdzieblik D, Oesser S, Baumstark MW, Gollhofer A, König D. Collagen peptide supplementation in combination with resistance training improves body composition and increases muscle strength in elderly sarcopenic men: a randomised controlled trial. Br J Nutr. Oct 28 2015;114(8):1237-45. doi:10.1017/s0007114515002810
7. Zdzieblik D, Jendricke P, Oesser S, Gollhofer A, König D. The Influence of Specific Bioactive Collagen Peptides on Body Composition and Muscle Strength in Middle-Aged, Untrained Men: A Randomized Controlled Trial. Int J Environ Res Public Health. Apr 30 2021;18(9). doi:10.3390/ijerph18094837
8. Jung R, Gehlert S, Geisler S, Isenmann E, Eyre J, Zinner C. Muscle strength gains per week are higher in the lower-body than the upper-body in resistance training experienced healthy young women—A systematic review with meta-analysis. PLoS One. 2023;18(4):e0284216. doi:10.1371/journal.pone.0284216