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Dr. Whitney Bowe’s
Beauty of Science
“If a collagen supplement isn’t fortified with di-peptides PO and OG, it’s not powerful enough to merit my recommendation. Body Kitchen uses a sophisticated enzymatic process that concentrates these two di-peptides. That’s why I recommend Body Kitchen collagen to my patients and use it myself.”

From Our Wellness Blog
Can Supplements Support Skin Firmness After 30?
Hitting age 30 is major milestone – it’s often a time when we feel confident, more accomplished, and have a better outlook on life. But it’s also a time when the subtle signs of aging start to hit. The “bounce back” that our skin used to have in our 20’s starts to slow down. Fine lines and a gradual loss of skin firmness start to show. It’s the pivotal point when investing in your healthcare really starts to matter. Thankfully, we have incredible tools to help promote healthy skin elasticity and vitality. But before you reach for that next tube of anti-aging cream, let’s dive into the science behind two skin superstars, collagen and elastin, and why this duo might be your best investment for glowing skin for years to come. Why Skin Firmness Changes After 30 It’s unfortunate but true … even as early as our mid to late 20’s, collagen levels naturally start to decrease. In fact, research suggests that collagen levels decrease by about 1% per year, after age 25.1 By the time we reach age 30, we can start to notice the loss of skin elasticity and skin firmness. But collagen is not the only player. While collagen provides structure to the skin, elastin provides the stretch and elasticity. Both are crucial in a comprehensive skincare plan.1.2 So what are the main reasons that collagen and elastin start to break down? Here are a few: The natural aging process, which slows down collagen and elastin production UV exposure and other environmental stressors Inflammation and oxidative stress Hormonal shifts Poor diet Stress It’s the combination of all of these that can speed up the processes that contribute to the first signs of visible aging, namely loss of skin elasticity and skin firmness. The Role of Elastin in Maintaining Firm Skin Most of us already know about collagen. But what role does elastin play in skin firmness, and what does this mean to our skincare routine? Elastin is a highly specialized protein found in the connective tissues of the skin. Its main job is not only to allow those tissues to be elastic and stretch properly, but also to bounce back and retain their shape..2 When elastin levels decline, the skin can look more saggy. While it still stretches, it doesn’t hold its shape as well, and this results in skin that is less firm and supple. The challenge with elastin is that unlike collagen, which our bodies continue to produce into adulthood, most of our elastin is created in childhood, and once it starts to decrease, it’s hard to get it back..2 That’s why protecting the elastin we have and providing key support to our skin becomes ever more important. And this is where targeted nutrition, such as an elastin supplement, can play a pivotal role in an anti-aging skincare routine. How Collagen and Elastin Work Together To achieve true skin firmness, you cannot rely on collagen alone. Collagen works best with elastin to improve the strength and resilience of the skin.3 Here’s a quick cheat sheet to help define these roles: Collagen: Provides the framework, structure and strength to the tissues of the skin. It keeps skin plump and strong. Elastin: Provides the flexibility and “bounce back” to the skin fibers. It ensures that when this strong tissue matrix moves, it contracts back to its original shape. This is why we need to target our approach to both collagen and elastin. When you support both, you are reinforcing the entire architecture of the skin for optimal skin firmness. Can Supplements Help Improve Skin Elasticity The question with supplements is always – do they work? In other words, will eating or drinking these proteins actually reach my skin? Well we have good news. When it comes to collagen and elastin, research seems to suggest we can see noticeable improvements, provided we take high quality supplements that our bodies can absorb.4 Studies have shown that we digest and absorb collagen and elastin proteins, either by breaking them down into individual amino acids or possibly absorbing these peptides intact..5 Studies also suggest that in addition to providing the building blocks for collagen and elastin synthesis, they also signal the body to start ramping up collagen and elastin repair and growth.5 So yes, it appears very likely that collagen and elastin can help prevent loss of skin elasticity and improve skin firmness, which is definitely exciting science news! And of course, Body Kitchen has used this research to make sure our ProElastin supplement delivers exactly what you need, a highly absorbable, high-quality form of elastin that your body can use to produce the skincare results you are looking for. What to Look for in a Skin Firmness Supplement As you well know, not all supplements are created equal. Evaluate these areas carefully to make sure you are getting a product that works. Bioavailability: Check that it contains “hydrolyzed” peptides. These are broken down into smaller weights that are easier to absorb. Ingredients: While many products focus solely on collagen, the most effective skincare routine includes elastin as well. Body Kitchen’s ProElastin is specifically designed to fill that gap and can work alongside the rest of your skincare routine. Antioxidant support: We need critical antioxidants, such as vitamin C, for our bodies to make collagen and elastin. If your diet is deficient, consider adding a supplement for extra support. Purity: Make sure all of your supplements are third-party verified and only use tested, high-quality ingredients. Final Thoughts Turning 30 should be a celebratory milestone, not the time when you have to accept the inevitable effects of aging. The steps you take now, any age, can help you maintain that glow and vitality for years to come. By understanding the key partnership between collagen and elastin, and choosing the right supplements to support your skin health, you can maintain skin firmness and slow down the loss of skin elasticity, for lasting youthfulness that comes from within. If elastin is missing in your anti-aging skincare routine, consider adding Body Kitchen’s ProElastin. It’s the perfect investment for glowing skin, at any age. Frequently Asked Questions Why does skin lose firmness after 30? Collagen and elastin production naturally decline with age, which can lead to reduced skin elasticity and increased sagging over time. What role does elastin play in skin firmness? Elastin allows the skin to stretch and return to its original shape, helping maintain a firm and resilient appearance. Can supplements really help support firmer skin? Supplements containing collagen and elastin may help support the structural proteins responsible for skin firmness when taken consistently. Is it too early to take skin-support supplements in your 30s? Many people begin supporting collagen and elastin levels in their 30s as natural production begins to decline. What ingredients should I look for in a skin firmness supplement? Look for formulas that include collagen peptides, elastin, vitamin C, and other nutrients that support connective tissue and skin structure. References: https://pubmed.ncbi.nlm.nih.gov/31703345/ https://pubmed.ncbi.nlm.nih.gov/34195612/ https://pmc.ncbi.nlm.nih.gov/articles/PMC12408406/ https://pmc.ncbi.nlm.nih.gov/articles/PMC10938029/ https://pmc.ncbi.nlm.nih.gov/articles/PMC6213755/
Learn moreCollagen Peptides vs. Whole Collagen: Does Peptide Size Affect Absorption?
Collagen has quickly become one of the most popular supplements for supporting skin, joints and overall wellness. But as the market grows and the number of products increases, there also comes a lot of confusion, particularly around the form of collagen and peptide size. If you’ve been confused about collagen powder and whether peptide size really matters when it comes to absorption and effectiveness, then read on. There’s a reason high-quality brands such as Beauty Kitchen’s Youthful Beauty Advanced powder use hydrolyzed collagen peptides … and we’ll tell you why. What are Collagen Peptides? If you’ve ever wondered what are collagen peptides, you are not alone. Whole collagen, which we find in our skin and other tissues, is made up of long chain of amino acids. When these are broken down into smaller chunks, usually 3 amino acids or less, these are called peptides.1 Collagen peptides are typically made up of the amino acids glycine, proline and hydroxyproline. These amino acids are particularly important to tissues throughout our body, such as our skin and joints.1 It’s this unique makeup of collagen peptides that makes them so effective and the preferred choice for boosting skin radiance and overall health. Whole Collagen vs. Hydrolyzed Collagen Explained Whole collagen is a large, long intact protein. In our body, these longer proteins give our skin and tissues strength and resilience.2 But while this whole form is essential in our body, it’s not the best for collagen digestion and collagen absorption. Hydrolyzed collagen, on the other hand, is when we break that long chain into smaller fragments, called peptides. This is why you might see both “hydrolyzed collagen” and “collagen peptides” used interchangeably on product packaging. Essentially, they are the same thing, meaning you are getting these smaller chunks of protein rather than collagen in its whole form. How Peptide Size Impacts Collagen Absorption Why do we care about peptide size so much? It comes down to digestion. Smaller chains of proteins are going to digest and absorb more efficiently. In fact, some of these collagen peptides we can absorb as-is, allowing them to go straight into the bloodstream and on to do its work.3 Why does this matter? Because peptides can act as signaling molecules as well as building blocks for our skin and joints. Once absorbed, these collagen peptides can:4 Stimulate fibroblasts, which help build collagen Improve skin elasticity and hydration Contribute to joint and tissue repair So in reality, using collagen powder is more than just supplying more amino acids. It’s about delivering bioactive peptides that encourage the body to keep building and repairing tissues throughout the body. And it’s best that those longer protein chains are hydrolyzed so we can absorb them better, making sure you get the most out of your collagen supplements. The Science Behind Bioavailability and Digestion When we talk about collagen bioavailability, we are really talking about digestion and absorption. Basically, how much of that nutrient, or in this case, collagen, are we actually absorbing so that our body can have the best chance of using it? Several factors impact digestion and bioavailability of collagen powder: Peptide size Our body’s digestive function How we absorb it in the gut While we can’t always control our body’s digestion, we can make sure to choose a high-quality, hydrolyzed collagen powder to make sure you get the best absorption possible. And studies show us that hydrolyzed collagen powders work. Research has shown that hydrolyzed collagen is generally well absorbed and has measurable physiological affects in the body.5 Why Peptide-Fortified Collagen May Offer Enhanced Support We now know that hydrolyzed collagen supplements are typically well absorbed, but some newer formulations are going even a step further. Enhanced products, such as Body Kitchen’s Youthful Beauty Advanced, are incorporating targeted peptide and nutrient blends designed for optimal function. Instead of only offering hydrolyzed collagen peptides, these new collagen supplements may include: A higher concentration of small peptides Specific peptides that are known to target skin or joint health Additional antioxidants or other nutrients to support collagen growth and strength For example, Body Kitchen’s Youthful Beauty Advanced powder combines hydrolyzed collagen along with added, specialized dipeptides and additional nutrients to support hair, skin, nails and joints. This provides even more collagen benefits so you get a comprehensive approach to your health. Using an enhanced product like this not only ensures better collagen absorption, it also supports the entire collagen building process, something that’s often overlooked when choosing the best collagen powder. And targeting collagen growth consistently with a high-quality, convenient supplement may be one small way you can support your skin’s vitality at a cellular level, from the inside out. Final Thoughts So, does peptide size affect absorption? The research seems to say it does. Hydrolyzed collagen and collagen peptides appear to offer clear advantages over whole collagen in terms of digestibility, absorption, and overall bioavailability. Hydrolyzed collagen and collagen peptides offer clear advantages over whole collagen in terms of digestibility, absorption, and bioavailability. Plus, smaller peptides aren’t just easier to absorb … they may help signal the body to produce more collagen, making them a powerful tool for supporting all the tissues in your body. And using a product like Body Kitchen’s Youthful Beauty Advanced can give you a leg up by providing the full spectrum of collagen support, so your skin, joints, and entire body can reap maximum benefits. So if you are looking to optimize your skin routine, choosing a high-quality, hydrolyzed collagen powder may offer you not only the most comprehensive support, but also the most bang for your buck. Check out Body Kitchen’s Youthful Beauty Advanced to give your skin and entire beauty routine a healthful boost with science-backed results. Frequently Asked Questions What are collagen peptides? Collagen peptides are smaller, hydrolyzed fragments of collagen protein that are broken down into shorter amino acid chains for easier digestion and absorption. Is hydrolyzed collagen better absorbed than whole collagen? Hydrolyzed collagen (collagen peptides) is designed to improve bioavailability, making it easier for the body to absorb and utilize. Does peptide size really affect collagen absorption? Yes. Smaller peptide chains are generally absorbed more efficiently in the digestive tract compared to larger, intact collagen molecules. What is the difference between collagen powder and collagen peptides? Most collagen powders contain hydrolyzed collagen peptides, which are processed for improved solubility and absorption. Why does bioavailability matter in collagen supplements? Higher bioavailability means more of the collagen’s amino acids can be delivered to tissues that support skin, joints, and connective health. References: https://pmc.ncbi.nlm.nih.gov/articles/PMC8521576/ https://pmc.ncbi.nlm.nih.gov/articles/PMC10180699/ https://pubmed.ncbi.nlm.nih.gov/39149544/ https://pmc.ncbi.nlm.nih.gov/articles/PMC8521576/ https://pmc.ncbi.nlm.nih.gov/articles/PMC11478671/
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- Sarah
This is absolutely amazing! Nails are growing, joints love it! 66 yrs old, and hair to the hips!!!
- Joanna N.
I take this wonderful product when I’m feeling like I’m coming down with sickness. It’s the best! It almost immediately helps me feel better after taking it.
- Denise R.
I went and had my blood tested for vitamin D and my level of vitamin D is very good now thank you I will continue to purchase from you.
- Joann G.
I'm now a middle aged woman that started with this brand in my mid 40's until GNC no longer carried it. Then I tried another brand which was cheaper but not even close in comparison. My hair, skin, and nails love the Body Kitchen brand which is the best IMO, hands down!
Frequently Asked Questions
How long does it take to see results from collagen supplements
How long does it take to see results from collagen supplements
It usually takes 8 to 12 weeks of consistent daily use to see visible results from collagen supplements. Collagen works at the cellular level, so the benefits build gradually rather than overnight. Many people notice smoother, more hydrated skin first, often around the 4 week mark, while changes in elasticity, hair, nails, and joint comfort tend to follow. The key is consistency, so a daily scoop is the simplest way to give your body the collagen it's missing.
What is elastin and how is it different from collagen?
What is elastin and how is it different from collagen?
Elastin is a stretchy structural protein found in your skin and connective tissue that helps them snap back into shape after stretching. It works hand in hand with collagen, but the two play different roles: collagen is the framework that gives skin its strength and firmness, while elastin provides the elasticity and bounce that let it recoil. In short, collagen holds things together and elastin helps it spring back. Both rely on the amino acids and nutrients your body draws from your diet, which is why supporting them from the inside makes a difference.
Are Body Kitchen supplements safe for daily use?
Are Body Kitchen supplements safe for daily use?
Yes. For most healthy adults, Body Kitchen supplements are made for safe, everyday use when taken as directed. Our collagen and elastin formulas use high-quality, naturally sourced ingredients backed by cellular science, and they're generally well tolerated as part of a daily routine. As with any dietary supplement, it's a good idea to check with your healthcare provider before starting, especially if you're pregnant or nursing, taking medication, or managing a medical condition.
Are Body Kitchen supplements manufactured in the USA?
Are Body Kitchen supplements manufactured in the USA?
Yes. Body Kitchen supplements are proudly made in the USA, manufactured in a GMP-certified facility that complies with current FDA regulations under the Food Safety Modernization Act (FSMA). While we source high-quality ingredients globally, every supplier meets a rigorous qualification program built to safeguard the safety, purity, and consistency of what goes into each formula. From sourcing to the final bottle, our standards never change, because where and how your supplements are made matters.









