Expert Q&A

Has anyone with loose skin tried water fasting for long periods of time? and hie did it effect the loose skin during the weight loss plateau phase?

Understanding Loose Skin in Midlife Weight Loss

As someone who has guided hundreds through significant transformations, I see loose skin as one of the most frustrating challenges for adults 45-54 dealing with hormonal shifts, prior yo-yo dieting, and obesity. After rapid loss, especially from diets that ignore collagen support and inflammation, skin often sags around the abdomen, arms, and thighs. This becomes more noticeable during weight loss plateau phases when fat loss slows but skin elasticity hasn't caught up. In my book The 30-Week Tirzepatide Reset, I emphasize that true metabolic freedom comes from addressing root causes like lectin inflammation, toxin burden, and insulin resistance rather than extreme measures.

Water Fasting and Its Impact on Loose Skin

Long-term water fasting—typically 5-21 days consuming only water—has been tried by some patients seeking to break plateaus. In my clinical experience, it can accelerate short-term fat loss by forcing the body into deep ketosis and autophagy, where cells recycle damaged proteins. However, for loose skin specifically, results are mixed at best. During extended fasts, rapid fat reduction without adequate protein or nutrient intake often worsens skin laxity because collagen production requires specific amino acids, vitamin C, and minerals that fasting depletes. Many report increased sagging in the plateau phase as the body prioritizes essential organ function over skin repair. One 52-year-old patient with diabetes and joint pain tried a 14-day water fast; she lost 12 pounds but saw noticeable worsening of abdominal loose skin, which took months of targeted recovery to improve.

Why The 30-Week Tirzepatide Reset Offers a Better Approach

Instead of prolonged water fasting, our protocol uses three 70-day cycles with low-dose tirzepatide cycling, lectin-free low-carb meals from 221 tested recipes, and supportive tools like Detox Drops and red light therapy. This prevents plateaus by combining Japanese-style walking intervals, chaotic intermittent fasting in maintenance, and body-composition tracking. The framework rebuilds metabolic health so your body naturally sheds fat while preserving muscle and supporting skin elasticity through real-food nutrition. Patients avoid the rebound regain common after fasting-only approaches. For loose skin, we focus on non-scale victories like improved energy, better-fitting clothes, and lab markers—John, a 60-year-old with A1C of 7.8, lost 40 pounds in 30 weeks, normalized his blood sugar, and saw skin tightening through consistent red light sessions and protein-rich meals without extreme fasting.

Practical Steps to Manage Loose Skin and Plateaus

If you're overwhelmed by conflicting advice and insurance barriers, start with daily 30-minute walks, prioritize 100g of protein from real foods like grass-fed meats and eggs, and incorporate red light therapy 4-5 times weekly for 20 minutes to stimulate collagen. In maintenance, use chaotic intermittent fasting windows of 12-18 hours. Our 69 Transformation Steps provide a clear daily roadmap that fits busy schedules and addresses joint pain by starting slow. This isn't about willpower or dependency on medication—it's resetting your hypothalamus and hormones for lifelong freedom. Thousands have lost 30-90 pounds sustainably without the pitfalls of long water fasts.

💬 What the Community Says

Forum users in their late 40s to mid-50s report mixed experiences with extended water fasting for loose skin concerns. Many describe initial enthusiasm for breaking weight loss plateaus, with some losing 8-15 pounds in 7-10 days, but a majority note that skin sagging appeared worse afterward, especially around the midsection. Several mention increased fatigue, hair thinning, and stalled progress once normal eating resumed, leading to frustration and regain. A vocal group shares success stories combining shorter 3-5 day fasts with strength training and collagen supplements, claiming modest skin tightening over months. However, beginners managing diabetes or blood pressure often warn against long fasts due to blood sugar crashes and joint discomfort. Most practitioners in online groups recommend gradual approaches like low-carb diets over extreme fasting, citing better energy and fewer hormonal disruptions. Insurance limitations and time constraints frequently surface as reasons people explore fasting despite the risks, with debates centering on whether autophagy truly helps skin elasticity or simply highlights existing laxity.
Cite this answer
Clark, R. (2026). Has anyone with loose skin tried water fasting for long periods of time? and hie. *CFP Weight Loss*. https://ask.cfpweightloss.com/ask/has-anyone-with-loose-skin-tried-water-fasting-for-long-periods-of-time-and-hie-did-it-effect-the-loose-skin-during-the-weight-loss-plateau-phase
Russell Clark, FNP-C, APRN, FNP-C, APRN
About the Author

Russell Clark, FNP-C, APRN, is the founder of CFP Weight Loss in Nashville and CFP Fit Now telehealth. Over 35 years in healthcare — Army Nurse Reserves, Level 1 trauma ER, hospitalist — he developed a 30-week protocol integrating real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 30–90 pounds. He and his wife Anne-Marie lost a combined 275 pounds using the same protocol.

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