Expert Q&A

Has anyone with loose skin tried water fasting for long periods of time? and hie did it effect the loose skin when you have PCOS or hormonal imbalances and how it connects to gut health and inflammation?

Water Fasting and Loose Skin: The Real Experience

In my 35 years of clinical practice and through the 30-Week Tirzepatide Reset, I've seen many patients with significant weight loss struggle with loose skin. Water fasting for extended periods—typically 5-21 days with only water—can accelerate fat loss but often worsens loose skin in those with PCOS or hormonal imbalances. Rapid weight loss without supporting collagen production or muscle retention leaves excess skin that doesn't snap back, especially around the abdomen, arms, and thighs. Patients report skin feeling thinner and more wrinkled, not tighter.

PCOS, Hormones, Gut Health, and Inflammation Connection

PCOS drives insulin resistance and elevated androgens, which disrupt ovulation and promote central fat storage. Hormonal imbalances compound this by slowing metabolism. The gut plays a central role: leaky gut increases systemic inflammation, elevating cytokines that impair skin elasticity and collagen synthesis. In the 30-Week Tirzepatide Reset, we address this through a lectin-free low-carb diet with 221 recipes that heal the gut lining, reduce inflammation markers by 40-60% in labs, and stabilize hormones. Water fasting alone spikes cortisol, which can worsen PCOS symptoms and gut permeability, leading to more inflammation and poorer skin outcomes. Our protocol uses targeted Detox Drops and Japanese-style walking to lower inflammation without the rebound effects of prolonged fasting.

Why Water Fasting Often Fails for Lasting Results

The two biggest mistakes I see are relying on extreme measures like long water fasts without rebuilding metabolic health, and ignoring non-scale victories. Fasting may drop 10-20 pounds quickly but often causes muscle loss—up to 25% of total weight lost—which makes loose skin more noticeable. For hormonal imbalances, it can crash thyroid function and spike hunger hormones, leading to regain. In contrast, our low-dose tirzepatide cycling over three 70-day cycles, combined with real foods, red light therapy via the Unlimited Red Bed Club, and chaotic intermittent fasting in maintenance, preserves muscle and improves skin tone. One patient with PCOS saw her loose skin improve dramatically after 30 weeks—not from fasting, but by dropping A1C from 7.8 to 5.9, reducing CRP inflammation by half, and building consistent habits. This metabolic freedom is what the book emphasizes: reset your system so it naturally maintains leanness.

Practical Steps for Better Skin and Hormone Balance

Instead of extended water fasting, start with our 69 Transformation Steps. Focus on 12-16 hour chaotic intermittent fasting windows, daily 30-minute Japanese-style walks, and lectin-free meals rich in collagen-supporting nutrients like bone broth and omega-3s. Add red light sessions 3-5 times weekly to boost collagen by stimulating fibroblasts. Track body composition, not just scale weight. For PCOS, monitor fasting insulin and inflammatory markers every 8 weeks. This integrated approach has helped hundreds lose 30-90 pounds while tightening skin and balancing hormones without dependency. The 30-Week Tirzepatide Reset proves you can achieve metabolic freedom safely.

💬 What the Community Says

The community shows mixed experiences with water fasting for loose skin, especially among women with PCOS. Many report initial rapid fat loss but note worsening sagging skin and hormonal flares after 7+ days, often linking it to increased gut issues like bloating and fatigue. A vocal minority praises short 3-5 day fasts for reducing inflammation and improving insulin sensitivity, claiming better skin elasticity when combined with bone broth refeeds. Most practitioners in forums emphasize that fasting alone rarely tightens skin without strength training or collagen support, and those with hormonal imbalances frequently share stories of thyroid disruption or weight regain. Lived experiences highlight frustration with conflicting advice—some swear by autophagy benefits for skin repair, while others warn of muscle wasting making loose skin more obvious. Overall, users lean toward integrated approaches like low-carb diets and walking over extreme fasting, seeking sustainable options that address root gut health and inflammation without crashing energy levels.
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-when-you-have-pcos-or-hormonal-imbalances-and-how-it-connects-to-gut-health-and-inflammation
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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